diff --git a/blueprints.yaml b/blueprints.yaml
index 3f22d21..9efd81e 100644
--- a/blueprints.yaml
+++ b/blueprints.yaml
@@ -36,6 +36,23 @@ form:
         min: 1
         max: 1000
 
+    estimate_range:
+      type: text
+      size: x-small
+      append: ±%
+      help: 'Percentage to add and remove from the reading time estimate to get a reading time range. 10% on a 10-minute read would give 9–11 minutes.'
+      label: Reading time estimate range
+      validate:
+        type: int
+        min: 0
+        max: 100
+
+    range_str:
+      type: text
+      label: Estimate range string
+      help: 'String to use between the low and high estimate range numbers (e.g., "—", "-", " to ", etc.).'
+      size: x-small
+
     format:
       type: text
       label: Format
diff --git a/classes/TwigReadingTimeFilters.php b/classes/TwigReadingTimeFilters.php
index d5545e3..dec4ef7 100644
--- a/classes/TwigReadingTimeFilters.php
+++ b/classes/TwigReadingTimeFilters.php
@@ -51,10 +51,15 @@ public function getReadingTime( $content, $params = array() )
 
     $words = count(preg_split('/\s+/', strip_tags($content)) ?: []);
     $wpm = $options['words_per_minute'];
+    $estimate_range = ($options['estimate_range'] / 100);
+    $range_str = $options['range_str'];
 
     $minutes_short_count = floor($words / $wpm);
     $seconds_short_count = floor($words % $wpm / ($wpm / 60));
 
+    $minutes_low_range = floor(($words * (1 - $estimate_range)) / $wpm);
+    $minutes_high_range = floor(($words * (1 + $estimate_range)) / $wpm);
+
     if ($options['include_image_views']) {
       $stripped = strip_tags($content, "<img>");
       $images_in_content = substr_count($stripped, "<img ");
@@ -72,6 +77,9 @@ public function getReadingTime( $content, $params = array() )
 
           $minutes_short_count += floor($seconds_images / 60);
           $seconds_short_count += $seconds_images % 60;
+
+          $minutes_low_range += floor(($seconds_images * (1 - $estimate_range)) / 60);
+          $minutes_high_range += floor(($seconds_images * (1 - $estimate_range)) / 60);
         } else {
           $this->grav['log']->error("Plugin 'readingtime' - seconds_per_image failed regex vadation");
         }
@@ -80,10 +88,16 @@ public function getReadingTime( $content, $params = array() )
 
     $round = $options['round'];
     if ($round == 'minutes') {
-      $minutes_short_count = round(($minutes_short_count*60 + $seconds_short_count) / 60);
+      $minutes_short_count = round(($minutes_short_count * 60 + $seconds_short_count) / 60);
+
+      $minutes_low_range = round(($minutes_low_range * 60 + $seconds_low_range) / 60);
+      $minutes_high_range = round(($minutes_high_range * 60 + $seconds_high_range) / 60);
 
       if ( $minutes_short_count < 1 ) {
         $minutes_short_count = 1;
+
+        $minutes_low_range = 0;
+        $minutes_high_range = 1;
       }
 
       $seconds_short_count = 0;
@@ -91,7 +105,24 @@ public function getReadingTime( $content, $params = array() )
 
     $minutes_long_count = number_format($minutes_short_count, 2);
     $seconds_long_count = number_format($seconds_short_count, 2);
-    
+    $minutes_low_range_long = number_format($minutes_low_range, 2);
+    $minutes_high_range_long = number_format($minutes_high_range, 2);
+
+    if ($minutes_low_range == $minutes_high_range or $minutes_low_range == 0) {
+      $minutes_short_range = $minutes_short_count;
+      $minutes_long_range = $minutes_long_count;
+    } elseif ($minutes_low_range == 0) {
+      $minutes_short_range = $minutes_short_count;
+      $minutes_long_range = $minutes_long_count;
+    } else {
+      $minutes_short_range = (
+        $minutes_low_range . $range_str . $minutes_high_range
+      );
+      $minutes_long_range = (
+        $minutes_low_range_long . $range_str . $minutes_high_range_long
+      );
+    }
+
     if (array_key_exists('minute_label', $options) and $minutes_short_count == 1) {
       $minutes_text = $options['minute_label'];
     } elseif (array_key_exists('minutes_label', $options) and $minutes_short_count > 1) {
@@ -109,12 +140,14 @@ public function getReadingTime( $content, $params = array() )
     }
 
     $replace = [
-      'minutes_short_count'   => $minutes_short_count,
-      'seconds_short_count'   => $seconds_short_count,
-      'minutes_long_count'    => $minutes_long_count,
-      'seconds_long_count'    => $seconds_long_count,
-      'minutes_text'          => $minutes_text,
-      'seconds_text'          => $seconds_text
+      'minutes_short_count' => $minutes_short_count,
+      'minutes_short_range' => $minutes_short_range,
+      'seconds_short_count' => $seconds_short_count,
+      'minutes_long_count'  => $minutes_long_count,
+      'minutes_long_range'  => $minutes_long_range,
+      'seconds_long_count'  => $seconds_long_count,
+      'minutes_text'        => $minutes_text,
+      'seconds_text'        => $seconds_text
     ];
 
     $result = $options['format'];
diff --git a/readingtime.yaml b/readingtime.yaml
index 9247030..44a309b 100644
--- a/readingtime.yaml
+++ b/readingtime.yaml
@@ -1,5 +1,7 @@
 enabled: true
 words_per_minute: 200
+estimate_range: 15
+range_str: "–"
 format: "{minutes_short_count} {minutes_text}, {seconds_short_count} {seconds_text}"
 round: seconds
 include_image_views: false