Alternatives to FairEmail

An open-source, privacy-oriented email app for Android that works with almost any email provider. The listings below can replace it for an important use case. Each note says what changes if you switch.

Replacements

Listings that take over the same core job as FairEmail.

  • K-9 Mail

    Open-source Android email client built for handling large volumes of mail.

    FreeOpen sourceAndroid

    K-9 Mail is another free open-source Android client, now the foundation for Thunderbird's mobile app, with a utilitarian interface and no built-in encryption listed.

  • Thunderbird

    Mozilla’s desktop mail client, with calendar, contacts and a unified inbox, funded by donations rather than ads.

    FreeOpen sourceWindowsmacOSLinuxAndroid

    Thunderbird offers a free open-source Android app from Mozilla alongside desktop clients, though the Android app does not share a profile with the desktop.

  • Aqua Mail

    An Android email app that manages Gmail, Outlook, Exchange, iCloud and any IMAP or POP3 account.

    FreemiumProprietaryAndroid

    Aqua Mail is a closed-source freemium Android client with Exchange push support and many settings, but its free version shows ads.

  • Microsoft Outlook for iOS and Android

    Microsoft's Outlook mobile app for email, calendar and contacts on iPhone, iPad and Android.

    FreemiumProprietaryAndroidiOS

    Microsoft Outlook for iOS and Android combines mail, calendar and contacts with Microsoft 365, but is closed source and tied to Microsoft services.

  • Nine

    An Android and iOS email app built on Exchange ActiveSync for mail, calendar, contacts and tasks.

    PaidProprietaryAndroidiOS

    Nine is a paid Exchange ActiveSync client with Direct Push, calendar and tasks, covering Exchange accounts, but IMAP accounts sync email only.

  • Edison Mail

    A multi-account email app that combines all your inboxes into one place, without ads.

    FreeProprietarymacOSAndroidiOS

    Edison Mail is a free, ad-free, closed-source unified inbox for Android, iOS and Mac, with no Windows or Linux version.

  • Spark Mail

    Smart email client that auto-sorts inboxes and drafts AI-powered replies.

    FreemiumProprietaryWindowsmacOSAndroidiOS

    Spark Mail is a closed-source freemium client with automatic inbox sorting and AI-drafted replies, available on Android, iOS and desktop.

  • Canary Mail

    Encrypted email client with AI features across desktop and mobile.

    PaidProprietaryWindowsmacOSAndroidiOS

    Canary Mail offers built-in encryption and AI triage on Android, iOS, Windows and Mac, but it requires a paid subscription and uses cloud processing for AI.

Similar software

Related functionality, not a direct replacement.