Ver: 1.0 Enviroment: PyQt5+eric6 Support mail server: netease、QQ. Gamil access need proxy. Compile to exe file,please use PyInstaller to excute "MailClient.py:pyinstaller -F -w MailClient.py" command is enough Watch out:pip install PyQt5 and PyQt5-tools first.then open MailClient.py in idle or Pycharm Todo: there is a file i hadn't upload for app to receive mail with multiattachment.so the radiobutton is efectless