Alternative apps to Proton Mail:
  • 67 votes
    Mailbird 3.0.39
    Mailbird is an email client for Windows, that provides all the right features and tools to help you reach inbox zero faster.
    • Freeware
    • Windows
  • 94 votes
    Mozilla Thunderbird 139.0.2
    Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features.
    • Freeware
    • Windows, macOS, Linux
  • 17 votes
    Postbox 7.0.63
    Make your email work for you and take control of your day with Postbox's clean and customizable email client.
    • Free to Try
    • Windows, macOS
  • 10 votes
    Claws Mail 4.3.1.1
    Claws Mail is an email client (and news reader), based on GTK+. User friendly, lightweight and fast.
    • Freeware
    • Windows, Linux
  • 9 votes
    eM Client 10.3.2040.0
    eM Client is a full featured email client with a modern and easy to use interface. eM Client also offers calendar, tasks, contacts and even chat.
    • Freeware
    • Windows, macOS
  • 8 votes
    Becky! Internet Mail 2.81.08
    Internet Mail is the software specifically designed for the Internet e-mail.
    • Free to Try
    • Windows
  • 10 votes
    Mozilla Thunderbird for Mac 139.0.2
    Try Mozilla's next generation Thunderbird email client.
    • Freeware
    • macOS