diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index f5599e44a..480ff42a1 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -34,6 +34,54 @@
             </intent-filter>
         </activity>
 
+        <!-- Activity aliases for different icon colors -->
+        <activity-alias
+            android:name=".activities.MainActivityBlue"
+            android:enabled="false"
+            android:exported="true"
+            android:icon="@mipmap/ic_launcher_blue"
+            android:targetActivity=".activities.MainActivity">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity-alias>
+
+        <activity-alias
+            android:name=".activities.MainActivityGreen"
+            android:enabled="false"
+            android:exported="true"
+            android:icon="@mipmap/ic_launcher_green"
+            android:targetActivity=".activities.MainActivity">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity-alias>
+
+        <activity-alias
+            android:name=".activities.MainActivityRed"
+            android:enabled="false"
+            android:exported="true"
+            android:icon="@mipmap/ic_launcher_red"
+            android:targetActivity=".activities.MainActivity">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity-alias>
+
+        <activity-alias
+            android:name=".activities.MainActivityYellow"
+            android:enabled="false"
+            android:exported="true"
+            android:icon="@mipmap/ic_launcher_yellow"
+            android:targetActivity=".activities.MainActivity">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity-alias>
 
         <service
             android:name=".services.MyTileService"
diff --git a/app/src/main/java/com/darkempire78/opencalculator/MyPreferences.kt b/app/src/main/java/com/darkempire78/opencalculator/MyPreferences.kt
index 7f8239994..748a9b37e 100644
--- a/app/src/main/java/com/darkempire78/opencalculator/MyPreferences.kt
+++ b/app/src/main/java/com/darkempire78/opencalculator/MyPreferences.kt
@@ -31,6 +31,7 @@ class MyPreferences(context: Context) {
         private const val KEY_MOVE_BACK_BUTTON_LEFT = "darkempire78.opencalculator.MOVE_BACK_BUTTON_LEFT"
         private const val KEY_NUMBERING_SYSTEM = "darkempire78.opencalculator.NUMBERING_SYSTEM"
         private const val KEY_SHOW_ON_LOCK_SCREEN = "darkempire78.opencalculator.KEY_SHOW_ON_LOCK_SCREEN"
+        private const val KEY_APP_ICON_COLOR = "darkempire78.opencalculator.APP_ICON_COLOR"
     }
 
     private val preferences = PreferenceManager.getDefaultSharedPreferences(context)
@@ -78,6 +79,9 @@ class MyPreferences(context: Context) {
     var showOnLockScreen = preferences.getBoolean(KEY_SHOW_ON_LOCK_SCREEN, true)
         set(value) = preferences.edit().putBoolean(KEY_SHOW_ON_LOCK_SCREEN, value).apply()
 
+    var appIconColor = preferences.getString(KEY_APP_ICON_COLOR, "default")
+        set(value) = preferences.edit().putString(KEY_APP_ICON_COLOR, value).apply()
+
 
     fun getHistory(): MutableList<History> {
         val gson = Gson()
diff --git a/app/src/main/java/com/darkempire78/opencalculator/activities/SettingsActivity.kt b/app/src/main/java/com/darkempire78/opencalculator/activities/SettingsActivity.kt
index f9f374f2b..38194fc02 100644
--- a/app/src/main/java/com/darkempire78/opencalculator/activities/SettingsActivity.kt
+++ b/app/src/main/java/com/darkempire78/opencalculator/activities/SettingsActivity.kt
@@ -133,6 +133,17 @@ class SettingsActivity : AppCompatActivity() {
                 true
             }
 
+            // Icon Color button
+            val appIconColorPreference = findPreference<Preference>("darkempire78.opencalculator.APP_ICON_COLOR")
+            
+            val currentIconColor = MyPreferences(this.requireContext()).appIconColor ?: "default"
+            appIconColorPreference?.summary = getIconColorDisplayName(this.requireContext(), currentIconColor)
+            
+            appIconColorPreference?.setOnPreferenceClickListener {
+                openDialogIconColorSelector(this.requireContext())
+                true
+            }
+
         }
 
         private fun openDialogNumberingSystemSelector(context: Context) {
@@ -231,5 +242,86 @@ class SettingsActivity : AppCompatActivity() {
             val dialog = builder.create()
             dialog.show()
         }
+
+        private fun openDialogIconColorSelector(context: Context) {
+            val preferences = MyPreferences(context)
+            val builder = MaterialAlertDialogBuilder(context)
+            builder.background = ContextCompat.getDrawable(context, R.drawable.rounded)
+
+            val iconColors = hashMapOf(
+                "default" to context.getString(R.string.icon_color_default),
+                "blue" to context.getString(R.string.icon_color_blue),
+                "green" to context.getString(R.string.icon_color_green),
+                "red" to context.getString(R.string.icon_color_red),
+                "yellow" to context.getString(R.string.icon_color_yellow)
+            )
+
+            val currentIcon = preferences.appIconColor ?: "default"
+            val checkedItem = iconColors.keys.indexOf(currentIcon)
+
+            builder.setSingleChoiceItems(
+                iconColors.values.toTypedArray(),
+                checkedItem
+            ) { dialog, which ->
+                val selectedColor = iconColors.keys.elementAt(which)
+                preferences.appIconColor = selectedColor
+                changeAppIcon(context, selectedColor)
+                dialog.dismiss()
+                
+                // Update the preference summary
+                findPreference<Preference>("darkempire78.opencalculator.APP_ICON_COLOR")?.summary = 
+                    getIconColorDisplayName(context, selectedColor)
+            }
+            val dialog = builder.create()
+            dialog.show()
+        }
+
+        private fun changeAppIcon(context: Context, color: String) {
+            val packageManager = context.packageManager
+            // Use the manifest package name, not the application ID (which may have .debug suffix)
+            val manifestPackage = "com.darkempire78.opencalculator"
+
+            // Map color names to activity alias names
+            val aliasMap = mapOf(
+                "default" to ".activities.MainActivity",
+                "blue" to ".activities.MainActivityBlue",
+                "green" to ".activities.MainActivityGreen",
+                "red" to ".activities.MainActivityRed",
+                "yellow" to ".activities.MainActivityYellow"
+            )
+
+            // Disable all aliases first
+            aliasMap.forEach { (_, alias) ->
+                val componentName = android.content.ComponentName(context, "$manifestPackage$alias")
+                try {
+                    packageManager.setComponentEnabledSetting(
+                        componentName,
+                        android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED,
+                        android.content.pm.PackageManager.DONT_KILL_APP
+                    )
+                } catch (e: Exception) {
+                    // Ignore if component doesn't exist
+                }
+            }
+
+            // Enable the selected alias
+            val selectedAlias = aliasMap[color] ?: ".activities.MainActivity"
+            val selectedComponentName = android.content.ComponentName(context, "$manifestPackage$selectedAlias")
+            packageManager.setComponentEnabledSetting(
+                selectedComponentName,
+                android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED,
+                android.content.pm.PackageManager.DONT_KILL_APP
+            )
+        }
+
+        private fun getIconColorDisplayName(context: Context, color: String): String {
+            return when (color) {
+                "blue" -> context.getString(R.string.icon_color_blue)
+                "green" -> context.getString(R.string.icon_color_green)
+                "red" -> context.getString(R.string.icon_color_red)
+                "yellow" -> context.getString(R.string.icon_color_yellow)
+                else -> context.getString(R.string.icon_color_default)
+            }
+        }
     }
 }
diff --git a/app/src/main/res/drawable/ic_launcher_foreground_blue.xml b/app/src/main/res/drawable/ic_launcher_foreground_blue.xml
new file mode 100644
index 000000000..1f76a2438
--- /dev/null
+++ b/app/src/main/res/drawable/ic_launcher_foreground_blue.xml
@@ -0,0 +1,15 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+  <group android:scaleX="0.08226562"
+      android:scaleY="0.08226562"
+      android:translateX="32.94"
+      android:translateY="32.94">
+    <path
+        android:pathData="M89.5,1.2c-2.7,0.5 -8.7,2.7 -13.3,4.8 -10.8,5.1 -22.2,16.1 -27,26 -6.6,13.7 -6.2,-2.4 -6.2,224 0,226.4 -0.4,210.3 6.2,224 4.8,9.9 16.2,20.9 26.9,25.9 4.6,2.2 11.1,4.4 14.3,5 4.1,0.8 55.3,1.1 166,1.1 177,-0 167,0.3 180.7,-6.6 9.7,-4.8 21.1,-16.2 25.7,-25.4 6.6,-13.6 6.2,2.6 6.2,-224 0,-226.5 0.4,-210.4 -6.2,-224 -4.5,-9.1 -16.9,-21.3 -26.2,-25.8 -13.3,-6.5 -4.2,-6.2 -181.1,-6.1 -97.2,0.1 -163,0.5 -166,1.1zM379.1,66c11.6,3.6 21.2,13.2 24.5,24.6 1.2,4.3 1.5,9.9 1.2,29.1 -0.3,23.6 -0.3,23.8 -3,29.4 -5.3,10.7 -15.8,18.6 -27.7,20.9 -7.3,1.4 -228.9,1.4 -236.2,-0 -11.8,-2.2 -22.4,-10.3 -27.7,-21 -2.7,-5.4 -2.7,-5.7 -3,-29.3 -0.3,-19.2 0,-24.8 1.2,-29.1 3.3,-11.2 12.9,-21 24.1,-24.6 5.8,-1.8 10.3,-1.9 123.1,-1.9 114.1,-0.1 117.4,-0 123.5,1.9zM174.9,214c4.6,1.3 9.9,6.5 11.1,11 0.5,1.9 1,6 1,9.1l0,5.7 7.9,0.3c6.1,0.3 8.6,0.9 10.8,2.5 9.8,7.3 9.8,19.5 0,26.8 -2.2,1.6 -4.7,2.2 -10.8,2.5l-7.9,0.3 0,5.7c0,8.2 -1.5,12.4 -5.9,16.4 -5.4,4.9 -10.6,5.6 -16.9,2.5 -7.1,-3.5 -9.2,-7.4 -9.2,-16.8l0,-7.8 -8.4,-0.3c-9.1,-0.4 -11.9,-1.7 -16,-7.3 -2.9,-3.9 -2.9,-13.3 0,-17.2 4.1,-5.6 6.9,-6.9 16,-7.3l8.4,-0.3 0,-7.8c0,-9.3 2.1,-13.3 9,-16.8 5,-2.5 6.1,-2.6 10.9,-1.2zM376.3,247.9c5.1,3.1 8.1,9.1 7.4,14.9 -0.5,5 -2.9,8.7 -7.7,11.9 -3.2,2.3 -3.8,2.3 -34.2,2.3 -26.5,-0 -31.5,-0.2 -34.4,-1.6 -5,-2.4 -7.7,-6.8 -8.2,-13.3 -0.5,-7 2.2,-11.5 8.8,-14.9 4.4,-2.2 4.9,-2.3 34.5,-2 29.5,0.3 30.1,0.3 33.8,2.7zM148.5,342.1c2.9,0.8 6.5,3.6 13.3,10.2l9.2,9.1 9.3,-9.2c10.3,-10.3 13.8,-12 20.6,-10.2 7.5,2 12.1,7.6 12.1,14.9 0,6.3 -1.5,8.9 -10.7,18.3l-8.7,8.8 8.7,8.8c9.2,9.4 10.7,12 10.7,18.3 0,7.3 -4.6,12.9 -12.1,14.9 -6.8,1.8 -10.3,0.1 -20.6,-10.2l-9.3,-9.2 -9.2,9.1c-10.4,10.2 -14.7,12.2 -21.5,10.4 -5.3,-1.4 -8,-3.6 -10.3,-8.1 -4.3,-8.3 -2.6,-12.8 9.3,-24.8l9.2,-9.2 -9.2,-9.3c-11.8,-11.9 -13.6,-16.4 -9.4,-24.6 2.4,-4.5 3.9,-5.9 8.8,-7.7 4.7,-1.6 4.9,-1.6 9.8,-0.3zM376.3,343.9c5.1,3.1 8.1,9.1 7.4,14.9 -0.5,5 -2.9,8.7 -7.7,11.9 -3.2,2.3 -3.8,2.3 -34.2,2.3 -26.5,-0 -31.5,-0.2 -34.4,-1.6 -5,-2.4 -7.7,-6.8 -8.2,-13.3 -0.5,-7 2.2,-11.5 8.8,-14.9 4.4,-2.2 4.9,-2.3 34.5,-2 29.5,0.3 30.1,0.3 33.8,2.7zM376,397.2c4.8,3.3 7.2,7 7.7,12 0.7,5.8 -2.3,11.8 -7.4,14.9 -3.7,2.4 -4.3,2.4 -33.8,2.7 -29.6,0.3 -30.1,0.2 -34.5,-2 -6.6,-3.4 -9.3,-7.9 -8.8,-14.9 0.5,-6.4 3.1,-10.8 8,-13.2 2.8,-1.4 7.8,-1.7 34.4,-1.7 30.6,-0 31.2,-0 34.4,2.2z"
+        android:fillColor="#2196F3"
+        android:strokeColor="#00000000"/>
+  </group>
+</vector>
diff --git a/app/src/main/res/drawable/ic_launcher_foreground_green.xml b/app/src/main/res/drawable/ic_launcher_foreground_green.xml
new file mode 100644
index 000000000..8d07ded85
--- /dev/null
+++ b/app/src/main/res/drawable/ic_launcher_foreground_green.xml
@@ -0,0 +1,15 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+  <group android:scaleX="0.08226562"
+      android:scaleY="0.08226562"
+      android:translateX="32.94"
+      android:translateY="32.94">
+    <path
+        android:pathData="M89.5,1.2c-2.7,0.5 -8.7,2.7 -13.3,4.8 -10.8,5.1 -22.2,16.1 -27,26 -6.6,13.7 -6.2,-2.4 -6.2,224 0,226.4 -0.4,210.3 6.2,224 4.8,9.9 16.2,20.9 26.9,25.9 4.6,2.2 11.1,4.4 14.3,5 4.1,0.8 55.3,1.1 166,1.1 177,-0 167,0.3 180.7,-6.6 9.7,-4.8 21.1,-16.2 25.7,-25.4 6.6,-13.6 6.2,2.6 6.2,-224 0,-226.5 0.4,-210.4 -6.2,-224 -4.5,-9.1 -16.9,-21.3 -26.2,-25.8 -13.3,-6.5 -4.2,-6.2 -181.1,-6.1 -97.2,0.1 -163,0.5 -166,1.1zM379.1,66c11.6,3.6 21.2,13.2 24.5,24.6 1.2,4.3 1.5,9.9 1.2,29.1 -0.3,23.6 -0.3,23.8 -3,29.4 -5.3,10.7 -15.8,18.6 -27.7,20.9 -7.3,1.4 -228.9,1.4 -236.2,-0 -11.8,-2.2 -22.4,-10.3 -27.7,-21 -2.7,-5.4 -2.7,-5.7 -3,-29.3 -0.3,-19.2 0,-24.8 1.2,-29.1 3.3,-11.2 12.9,-21 24.1,-24.6 5.8,-1.8 10.3,-1.9 123.1,-1.9 114.1,-0.1 117.4,-0 123.5,1.9zM174.9,214c4.6,1.3 9.9,6.5 11.1,11 0.5,1.9 1,6 1,9.1l0,5.7 7.9,0.3c6.1,0.3 8.6,0.9 10.8,2.5 9.8,7.3 9.8,19.5 0,26.8 -2.2,1.6 -4.7,2.2 -10.8,2.5l-7.9,0.3 0,5.7c0,8.2 -1.5,12.4 -5.9,16.4 -5.4,4.9 -10.6,5.6 -16.9,2.5 -7.1,-3.5 -9.2,-7.4 -9.2,-16.8l0,-7.8 -8.4,-0.3c-9.1,-0.4 -11.9,-1.7 -16,-7.3 -2.9,-3.9 -2.9,-13.3 0,-17.2 4.1,-5.6 6.9,-6.9 16,-7.3l8.4,-0.3 0,-7.8c0,-9.3 2.1,-13.3 9,-16.8 5,-2.5 6.1,-2.6 10.9,-1.2zM376.3,247.9c5.1,3.1 8.1,9.1 7.4,14.9 -0.5,5 -2.9,8.7 -7.7,11.9 -3.2,2.3 -3.8,2.3 -34.2,2.3 -26.5,-0 -31.5,-0.2 -34.4,-1.6 -5,-2.4 -7.7,-6.8 -8.2,-13.3 -0.5,-7 2.2,-11.5 8.8,-14.9 4.4,-2.2 4.9,-2.3 34.5,-2 29.5,0.3 30.1,0.3 33.8,2.7zM148.5,342.1c2.9,0.8 6.5,3.6 13.3,10.2l9.2,9.1 9.3,-9.2c10.3,-10.3 13.8,-12 20.6,-10.2 7.5,2 12.1,7.6 12.1,14.9 0,6.3 -1.5,8.9 -10.7,18.3l-8.7,8.8 8.7,8.8c9.2,9.4 10.7,12 10.7,18.3 0,7.3 -4.6,12.9 -12.1,14.9 -6.8,1.8 -10.3,0.1 -20.6,-10.2l-9.3,-9.2 -9.2,9.1c-10.4,10.2 -14.7,12.2 -21.5,10.4 -5.3,-1.4 -8,-3.6 -10.3,-8.1 -4.3,-8.3 -2.6,-12.8 9.3,-24.8l9.2,-9.2 -9.2,-9.3c-11.8,-11.9 -13.6,-16.4 -9.4,-24.6 2.4,-4.5 3.9,-5.9 8.8,-7.7 4.7,-1.6 4.9,-1.6 9.8,-0.3zM376.3,343.9c5.1,3.1 8.1,9.1 7.4,14.9 -0.5,5 -2.9,8.7 -7.7,11.9 -3.2,2.3 -3.8,2.3 -34.2,2.3 -26.5,-0 -31.5,-0.2 -34.4,-1.6 -5,-2.4 -7.7,-6.8 -8.2,-13.3 -0.5,-7 2.2,-11.5 8.8,-14.9 4.4,-2.2 4.9,-2.3 34.5,-2 29.5,0.3 30.1,0.3 33.8,2.7zM376,397.2c4.8,3.3 7.2,7 7.7,12 0.7,5.8 -2.3,11.8 -7.4,14.9 -3.7,2.4 -4.3,2.4 -33.8,2.7 -29.6,0.3 -30.1,0.2 -34.5,-2 -6.6,-3.4 -9.3,-7.9 -8.8,-14.9 0.5,-6.4 3.1,-10.8 8,-13.2 2.8,-1.4 7.8,-1.7 34.4,-1.7 30.6,-0 31.2,-0 34.4,2.2z"
+        android:fillColor="#4CAF50"
+        android:strokeColor="#00000000"/>
+  </group>
+</vector>
diff --git a/app/src/main/res/drawable/ic_launcher_foreground_red.xml b/app/src/main/res/drawable/ic_launcher_foreground_red.xml
new file mode 100644
index 000000000..4365278ab
--- /dev/null
+++ b/app/src/main/res/drawable/ic_launcher_foreground_red.xml
@@ -0,0 +1,15 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+  <group android:scaleX="0.08226562"
+      android:scaleY="0.08226562"
+      android:translateX="32.94"
+      android:translateY="32.94">
+    <path
+        android:pathData="M89.5,1.2c-2.7,0.5 -8.7,2.7 -13.3,4.8 -10.8,5.1 -22.2,16.1 -27,26 -6.6,13.7 -6.2,-2.4 -6.2,224 0,226.4 -0.4,210.3 6.2,224 4.8,9.9 16.2,20.9 26.9,25.9 4.6,2.2 11.1,4.4 14.3,5 4.1,0.8 55.3,1.1 166,1.1 177,-0 167,0.3 180.7,-6.6 9.7,-4.8 21.1,-16.2 25.7,-25.4 6.6,-13.6 6.2,2.6 6.2,-224 0,-226.5 0.4,-210.4 -6.2,-224 -4.5,-9.1 -16.9,-21.3 -26.2,-25.8 -13.3,-6.5 -4.2,-6.2 -181.1,-6.1 -97.2,0.1 -163,0.5 -166,1.1zM379.1,66c11.6,3.6 21.2,13.2 24.5,24.6 1.2,4.3 1.5,9.9 1.2,29.1 -0.3,23.6 -0.3,23.8 -3,29.4 -5.3,10.7 -15.8,18.6 -27.7,20.9 -7.3,1.4 -228.9,1.4 -236.2,-0 -11.8,-2.2 -22.4,-10.3 -27.7,-21 -2.7,-5.4 -2.7,-5.7 -3,-29.3 -0.3,-19.2 0,-24.8 1.2,-29.1 3.3,-11.2 12.9,-21 24.1,-24.6 5.8,-1.8 10.3,-1.9 123.1,-1.9 114.1,-0.1 117.4,-0 123.5,1.9zM174.9,214c4.6,1.3 9.9,6.5 11.1,11 0.5,1.9 1,6 1,9.1l0,5.7 7.9,0.3c6.1,0.3 8.6,0.9 10.8,2.5 9.8,7.3 9.8,19.5 0,26.8 -2.2,1.6 -4.7,2.2 -10.8,2.5l-7.9,0.3 0,5.7c0,8.2 -1.5,12.4 -5.9,16.4 -5.4,4.9 -10.6,5.6 -16.9,2.5 -7.1,-3.5 -9.2,-7.4 -9.2,-16.8l0,-7.8 -8.4,-0.3c-9.1,-0.4 -11.9,-1.7 -16,-7.3 -2.9,-3.9 -2.9,-13.3 0,-17.2 4.1,-5.6 6.9,-6.9 16,-7.3l8.4,-0.3 0,-7.8c0,-9.3 2.1,-13.3 9,-16.8 5,-2.5 6.1,-2.6 10.9,-1.2zM376.3,247.9c5.1,3.1 8.1,9.1 7.4,14.9 -0.5,5 -2.9,8.7 -7.7,11.9 -3.2,2.3 -3.8,2.3 -34.2,2.3 -26.5,-0 -31.5,-0.2 -34.4,-1.6 -5,-2.4 -7.7,-6.8 -8.2,-13.3 -0.5,-7 2.2,-11.5 8.8,-14.9 4.4,-2.2 4.9,-2.3 34.5,-2 29.5,0.3 30.1,0.3 33.8,2.7zM148.5,342.1c2.9,0.8 6.5,3.6 13.3,10.2l9.2,9.1 9.3,-9.2c10.3,-10.3 13.8,-12 20.6,-10.2 7.5,2 12.1,7.6 12.1,14.9 0,6.3 -1.5,8.9 -10.7,18.3l-8.7,8.8 8.7,8.8c9.2,9.4 10.7,12 10.7,18.3 0,7.3 -4.6,12.9 -12.1,14.9 -6.8,1.8 -10.3,0.1 -20.6,-10.2l-9.3,-9.2 -9.2,9.1c-10.4,10.2 -14.7,12.2 -21.5,10.4 -5.3,-1.4 -8,-3.6 -10.3,-8.1 -4.3,-8.3 -2.6,-12.8 9.3,-24.8l9.2,-9.2 -9.2,-9.3c-11.8,-11.9 -13.6,-16.4 -9.4,-24.6 2.4,-4.5 3.9,-5.9 8.8,-7.7 4.7,-1.6 4.9,-1.6 9.8,-0.3zM376.3,343.9c5.1,3.1 8.1,9.1 7.4,14.9 -0.5,5 -2.9,8.7 -7.7,11.9 -3.2,2.3 -3.8,2.3 -34.2,2.3 -26.5,-0 -31.5,-0.2 -34.4,-1.6 -5,-2.4 -7.7,-6.8 -8.2,-13.3 -0.5,-7 2.2,-11.5 8.8,-14.9 4.4,-2.2 4.9,-2.3 34.5,-2 29.5,0.3 30.1,0.3 33.8,2.7zM376,397.2c4.8,3.3 7.2,7 7.7,12 0.7,5.8 -2.3,11.8 -7.4,14.9 -3.7,2.4 -4.3,2.4 -33.8,2.7 -29.6,0.3 -30.1,0.2 -34.5,-2 -6.6,-3.4 -9.3,-7.9 -8.8,-14.9 0.5,-6.4 3.1,-10.8 8,-13.2 2.8,-1.4 7.8,-1.7 34.4,-1.7 30.6,-0 31.2,-0 34.4,2.2z"
+        android:fillColor="#F44336"
+        android:strokeColor="#00000000"/>
+  </group>
+</vector>
diff --git a/app/src/main/res/drawable/ic_launcher_foreground_yellow.xml b/app/src/main/res/drawable/ic_launcher_foreground_yellow.xml
new file mode 100644
index 000000000..fa9cac82e
--- /dev/null
+++ b/app/src/main/res/drawable/ic_launcher_foreground_yellow.xml
@@ -0,0 +1,15 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+  <group android:scaleX="0.08226562"
+      android:scaleY="0.08226562"
+      android:translateX="32.94"
+      android:translateY="32.94">
+    <path
+        android:pathData="M89.5,1.2c-2.7,0.5 -8.7,2.7 -13.3,4.8 -10.8,5.1 -22.2,16.1 -27,26 -6.6,13.7 -6.2,-2.4 -6.2,224 0,226.4 -0.4,210.3 6.2,224 4.8,9.9 16.2,20.9 26.9,25.9 4.6,2.2 11.1,4.4 14.3,5 4.1,0.8 55.3,1.1 166,1.1 177,-0 167,0.3 180.7,-6.6 9.7,-4.8 21.1,-16.2 25.7,-25.4 6.6,-13.6 6.2,2.6 6.2,-224 0,-226.5 0.4,-210.4 -6.2,-224 -4.5,-9.1 -16.9,-21.3 -26.2,-25.8 -13.3,-6.5 -4.2,-6.2 -181.1,-6.1 -97.2,0.1 -163,0.5 -166,1.1zM379.1,66c11.6,3.6 21.2,13.2 24.5,24.6 1.2,4.3 1.5,9.9 1.2,29.1 -0.3,23.6 -0.3,23.8 -3,29.4 -5.3,10.7 -15.8,18.6 -27.7,20.9 -7.3,1.4 -228.9,1.4 -236.2,-0 -11.8,-2.2 -22.4,-10.3 -27.7,-21 -2.7,-5.4 -2.7,-5.7 -3,-29.3 -0.3,-19.2 0,-24.8 1.2,-29.1 3.3,-11.2 12.9,-21 24.1,-24.6 5.8,-1.8 10.3,-1.9 123.1,-1.9 114.1,-0.1 117.4,-0 123.5,1.9zM174.9,214c4.6,1.3 9.9,6.5 11.1,11 0.5,1.9 1,6 1,9.1l0,5.7 7.9,0.3c6.1,0.3 8.6,0.9 10.8,2.5 9.8,7.3 9.8,19.5 0,26.8 -2.2,1.6 -4.7,2.2 -10.8,2.5l-7.9,0.3 0,5.7c0,8.2 -1.5,12.4 -5.9,16.4 -5.4,4.9 -10.6,5.6 -16.9,2.5 -7.1,-3.5 -9.2,-7.4 -9.2,-16.8l0,-7.8 -8.4,-0.3c-9.1,-0.4 -11.9,-1.7 -16,-7.3 -2.9,-3.9 -2.9,-13.3 0,-17.2 4.1,-5.6 6.9,-6.9 16,-7.3l8.4,-0.3 0,-7.8c0,-9.3 2.1,-13.3 9,-16.8 5,-2.5 6.1,-2.6 10.9,-1.2zM376.3,247.9c5.1,3.1 8.1,9.1 7.4,14.9 -0.5,5 -2.9,8.7 -7.7,11.9 -3.2,2.3 -3.8,2.3 -34.2,2.3 -26.5,-0 -31.5,-0.2 -34.4,-1.6 -5,-2.4 -7.7,-6.8 -8.2,-13.3 -0.5,-7 2.2,-11.5 8.8,-14.9 4.4,-2.2 4.9,-2.3 34.5,-2 29.5,0.3 30.1,0.3 33.8,2.7zM148.5,342.1c2.9,0.8 6.5,3.6 13.3,10.2l9.2,9.1 9.3,-9.2c10.3,-10.3 13.8,-12 20.6,-10.2 7.5,2 12.1,7.6 12.1,14.9 0,6.3 -1.5,8.9 -10.7,18.3l-8.7,8.8 8.7,8.8c9.2,9.4 10.7,12 10.7,18.3 0,7.3 -4.6,12.9 -12.1,14.9 -6.8,1.8 -10.3,0.1 -20.6,-10.2l-9.3,-9.2 -9.2,9.1c-10.4,10.2 -14.7,12.2 -21.5,10.4 -5.3,-1.4 -8,-3.6 -10.3,-8.1 -4.3,-8.3 -2.6,-12.8 9.3,-24.8l9.2,-9.2 -9.2,-9.3c-11.8,-11.9 -13.6,-16.4 -9.4,-24.6 2.4,-4.5 3.9,-5.9 8.8,-7.7 4.7,-1.6 4.9,-1.6 9.8,-0.3zM376.3,343.9c5.1,3.1 8.1,9.1 7.4,14.9 -0.5,5 -2.9,8.7 -7.7,11.9 -3.2,2.3 -3.8,2.3 -34.2,2.3 -26.5,-0 -31.5,-0.2 -34.4,-1.6 -5,-2.4 -7.7,-6.8 -8.2,-13.3 -0.5,-7 2.2,-11.5 8.8,-14.9 4.4,-2.2 4.9,-2.3 34.5,-2 29.5,0.3 30.1,0.3 33.8,2.7zM376,397.2c4.8,3.3 7.2,7 7.7,12 0.7,5.8 -2.3,11.8 -7.4,14.9 -3.7,2.4 -4.3,2.4 -33.8,2.7 -29.6,0.3 -30.1,0.2 -34.5,-2 -6.6,-3.4 -9.3,-7.9 -8.8,-14.9 0.5,-6.4 3.1,-10.8 8,-13.2 2.8,-1.4 7.8,-1.7 34.4,-1.7 30.6,-0 31.2,-0 34.4,2.2z"
+        android:fillColor="#FFEB3B"
+        android:strokeColor="#00000000"/>
+  </group>
+</vector>
diff --git a/app/src/main/res/mipmap-anydpi-v26/ic_launcher_blue.xml b/app/src/main/res/mipmap-anydpi-v26/ic_launcher_blue.xml
new file mode 100644
index 000000000..46c93c56d
--- /dev/null
+++ b/app/src/main/res/mipmap-anydpi-v26/ic_launcher_blue.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_launcher_background_blue"/>
+    <foreground android:drawable="@drawable/ic_launcher_foreground_blue"/>
+</adaptive-icon>
diff --git a/app/src/main/res/mipmap-anydpi-v26/ic_launcher_green.xml b/app/src/main/res/mipmap-anydpi-v26/ic_launcher_green.xml
new file mode 100644
index 000000000..35f389906
--- /dev/null
+++ b/app/src/main/res/mipmap-anydpi-v26/ic_launcher_green.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_launcher_background_green"/>
+    <foreground android:drawable="@drawable/ic_launcher_foreground_green"/>
+</adaptive-icon>
diff --git a/app/src/main/res/mipmap-anydpi-v26/ic_launcher_red.xml b/app/src/main/res/mipmap-anydpi-v26/ic_launcher_red.xml
new file mode 100644
index 000000000..e74d0fcf4
--- /dev/null
+++ b/app/src/main/res/mipmap-anydpi-v26/ic_launcher_red.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_launcher_background_red"/>
+    <foreground android:drawable="@drawable/ic_launcher_foreground_red"/>
+</adaptive-icon>
diff --git a/app/src/main/res/mipmap-anydpi-v26/ic_launcher_yellow.xml b/app/src/main/res/mipmap-anydpi-v26/ic_launcher_yellow.xml
new file mode 100644
index 000000000..761c182e1
--- /dev/null
+++ b/app/src/main/res/mipmap-anydpi-v26/ic_launcher_yellow.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_launcher_background_yellow"/>
+    <foreground android:drawable="@drawable/ic_launcher_foreground_yellow"/>
+</adaptive-icon>
diff --git a/app/src/main/res/mipmap-hdpi/ic_launcher.png b/app/src/main/res/mipmap-hdpi/ic_launcher_blue.png
similarity index 100%
rename from app/src/main/res/mipmap-hdpi/ic_launcher.png
rename to app/src/main/res/mipmap-hdpi/ic_launcher_blue.png
diff --git a/app/src/main/res/mipmap-hdpi/ic_launcher_green.png b/app/src/main/res/mipmap-hdpi/ic_launcher_green.png
new file mode 100644
index 000000000..f8996b7c5
Binary files /dev/null and b/app/src/main/res/mipmap-hdpi/ic_launcher_green.png differ
diff --git a/app/src/main/res/mipmap-hdpi/ic_launcher_red.png b/app/src/main/res/mipmap-hdpi/ic_launcher_red.png
new file mode 100644
index 000000000..41c08091f
Binary files /dev/null and b/app/src/main/res/mipmap-hdpi/ic_launcher_red.png differ
diff --git a/app/src/main/res/mipmap-hdpi/ic_launcher_yellow.png b/app/src/main/res/mipmap-hdpi/ic_launcher_yellow.png
new file mode 100644
index 000000000..20253b00c
Binary files /dev/null and b/app/src/main/res/mipmap-hdpi/ic_launcher_yellow.png differ
diff --git a/app/src/main/res/mipmap-mdpi/ic_launcher.png b/app/src/main/res/mipmap-mdpi/ic_launcher_blue.png
similarity index 100%
rename from app/src/main/res/mipmap-mdpi/ic_launcher.png
rename to app/src/main/res/mipmap-mdpi/ic_launcher_blue.png
diff --git a/app/src/main/res/mipmap-mdpi/ic_launcher_green.png b/app/src/main/res/mipmap-mdpi/ic_launcher_green.png
new file mode 100644
index 000000000..f8996b7c5
Binary files /dev/null and b/app/src/main/res/mipmap-mdpi/ic_launcher_green.png differ
diff --git a/app/src/main/res/mipmap-mdpi/ic_launcher_red.png b/app/src/main/res/mipmap-mdpi/ic_launcher_red.png
new file mode 100644
index 000000000..41c08091f
Binary files /dev/null and b/app/src/main/res/mipmap-mdpi/ic_launcher_red.png differ
diff --git a/app/src/main/res/mipmap-mdpi/ic_launcher_yellow.png b/app/src/main/res/mipmap-mdpi/ic_launcher_yellow.png
new file mode 100644
index 000000000..20253b00c
Binary files /dev/null and b/app/src/main/res/mipmap-mdpi/ic_launcher_yellow.png differ
diff --git a/app/src/main/res/mipmap-xhdpi/ic_launcher.png b/app/src/main/res/mipmap-xhdpi/ic_launcher_blue.png
similarity index 100%
rename from app/src/main/res/mipmap-xhdpi/ic_launcher.png
rename to app/src/main/res/mipmap-xhdpi/ic_launcher_blue.png
diff --git a/app/src/main/res/mipmap-xhdpi/ic_launcher_green.png b/app/src/main/res/mipmap-xhdpi/ic_launcher_green.png
new file mode 100644
index 000000000..f8996b7c5
Binary files /dev/null and b/app/src/main/res/mipmap-xhdpi/ic_launcher_green.png differ
diff --git a/app/src/main/res/mipmap-xhdpi/ic_launcher_red.png b/app/src/main/res/mipmap-xhdpi/ic_launcher_red.png
new file mode 100644
index 000000000..41c08091f
Binary files /dev/null and b/app/src/main/res/mipmap-xhdpi/ic_launcher_red.png differ
diff --git a/app/src/main/res/mipmap-xhdpi/ic_launcher_yellow.png b/app/src/main/res/mipmap-xhdpi/ic_launcher_yellow.png
new file mode 100644
index 000000000..20253b00c
Binary files /dev/null and b/app/src/main/res/mipmap-xhdpi/ic_launcher_yellow.png differ
diff --git a/app/src/main/res/mipmap-xxhdpi/ic_launcher.png b/app/src/main/res/mipmap-xxhdpi/ic_launcher_blue.png
similarity index 100%
rename from app/src/main/res/mipmap-xxhdpi/ic_launcher.png
rename to app/src/main/res/mipmap-xxhdpi/ic_launcher_blue.png
diff --git a/app/src/main/res/mipmap-xxhdpi/ic_launcher_green.png b/app/src/main/res/mipmap-xxhdpi/ic_launcher_green.png
new file mode 100644
index 000000000..f8996b7c5
Binary files /dev/null and b/app/src/main/res/mipmap-xxhdpi/ic_launcher_green.png differ
diff --git a/app/src/main/res/mipmap-xxhdpi/ic_launcher_red.png b/app/src/main/res/mipmap-xxhdpi/ic_launcher_red.png
new file mode 100644
index 000000000..41c08091f
Binary files /dev/null and b/app/src/main/res/mipmap-xxhdpi/ic_launcher_red.png differ
diff --git a/app/src/main/res/mipmap-xxhdpi/ic_launcher_yellow.png b/app/src/main/res/mipmap-xxhdpi/ic_launcher_yellow.png
new file mode 100644
index 000000000..20253b00c
Binary files /dev/null and b/app/src/main/res/mipmap-xxhdpi/ic_launcher_yellow.png differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_blue.png
similarity index 100%
rename from app/src/main/res/mipmap-xxxhdpi/ic_launcher.png
rename to app/src/main/res/mipmap-xxxhdpi/ic_launcher_blue.png
diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher_foreground.png b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_foreground_blue.png
similarity index 100%
rename from app/src/main/res/mipmap-xxxhdpi/ic_launcher_foreground.png
rename to app/src/main/res/mipmap-xxxhdpi/ic_launcher_foreground_blue.png
diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher_foreground_green.png b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_foreground_green.png
new file mode 100644
index 000000000..aaa3d7714
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_foreground_green.png differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher_foreground_red.png b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_foreground_red.png
new file mode 100644
index 000000000..e505438f2
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_foreground_red.png differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher_foreground_yellow.png b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_foreground_yellow.png
new file mode 100644
index 000000000..14bfb20e8
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_foreground_yellow.png differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher_green.png b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_green.png
new file mode 100644
index 000000000..3fc143b98
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_green.png differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher_red.png b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_red.png
new file mode 100644
index 000000000..711e6cc3b
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_red.png differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher_yellow.png b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_yellow.png
new file mode 100644
index 000000000..57d5fb9ca
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_yellow.png differ
diff --git a/app/src/main/res/values/ic_launcher_background.xml b/app/src/main/res/values/ic_launcher_background.xml
index c22aee278..252ec319f 100644
--- a/app/src/main/res/values/ic_launcher_background.xml
+++ b/app/src/main/res/values/ic_launcher_background.xml
@@ -1,4 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
     <color name="ic_launcher_background">@color/app_icon_background_color</color>
+    <color name="ic_launcher_background_blue">#E3F2FD</color>
+    <color name="ic_launcher_background_green">#E8F5E9</color>
+    <color name="ic_launcher_background_red">#FFEBEE</color>
+    <color name="ic_launcher_background_yellow">#FFFDE7</color>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 17b95fb60..722bf141d 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -89,6 +89,14 @@
 
     <string name="settings_general_theme">Theme</string>
 
+    <string name="settings_general_icon_color">App Icon Color</string>
+    <string name="settings_general_icon_color_desc">Choose your app icon color</string>
+    <string name="icon_color_default">Default</string>
+    <string name="icon_color_blue">Blue</string>
+    <string name="icon_color_green">Green</string>
+    <string name="icon_color_red">Red</string>
+    <string name="icon_color_yellow">Yellow</string>
+
     <string name="settings_general_vibration">Vibration</string>
     <string name="settings_general_vibration_desc">Vibrate when a button is pressed</string>
 
diff --git a/app/src/main/res/xml/root_preferences.xml b/app/src/main/res/xml/root_preferences.xml
index 12d569ca1..4ce696f80 100644
--- a/app/src/main/res/xml/root_preferences.xml
+++ b/app/src/main/res/xml/root_preferences.xml
@@ -25,6 +25,15 @@
             app:summary="APP THEME"
             app:icon="@drawable/theme" />
 
+        <Preference
+            android:id="@+id/settings_select_app_icon_color"
+            app:key="darkempire78.opencalculator.APP_ICON_COLOR"
+            app:selectable="true"
+            app:enabled="true"
+            app:title="@string/settings_general_icon_color"
+            app:summary="@string/icon_color_default"
+            app:icon="@drawable/ic_launcher_foreground" />
+
         <Preference
             android:id="@+id/settings_select_numbering_system"
             app:key="darkempire78.opencalculator.NUMBERING_SYSTEM"
diff --git a/gradle.properties b/gradle.properties
index e4ad83af1..f9a618b46 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -20,3 +20,9 @@ kotlin.code.style=official
 android.nonTransitiveRClass=false
 android.nonFinalResIds=false
 
+# Workaround for Windows file locking - project specific only
+org.gradle.daemon=false
+org.gradle.parallel=false
+org.gradle.caching=false
+org.gradle.vfs.watch=false
+
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index c5238c5e7..7ae350c1b 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,5 +1,5 @@
 [versions]
-agp = "8.8.0"
+agp = "8.5.2"
 androidslidinguppanel = "4.6.1"
 appcompat = "1.7.0"
 constraintlayout = "2.1.4"