Online Microsoft Office Outlook Alternatives

    There are many alternatives to Microsoft Office Outlook as a web app if you are looking for a replacement. The best Online alternative is Mailpile, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to Microsoft Office Outlook and many of them are available as a web app so hopefully you can find a suitable replacement. Other interesting Online alternatives to Microsoft Office Outlook are Spike (Freemium), Juicy Mail (Free), HEY (Paid) and Polymail (Paid).

    This page was last updated May 24, 2021

    Platforms

    × Clear
    • Windows
    • Mac
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • BSD
    • Windows Phone
    • Apple Watch
    • Self-Hosted
    • Windows S
    • OpenPGP
    • S/MIME
    • Kindle Fire
    • Haiku
    • Chrome OS
    • Symbian S60
    • Windows Mobile

    Features

    • Calendar
    • Multiple Account support
    • Support for IMAP
    • POP3 Support
    • Portable
    • Todos
    • Exchange
    • Task Management
    • Unified inbox
    • Multiple languages
    • Organize mails
    • Customizable
    • Calendar integration
    • Night mode/Dark Theme
    • Extensible by Plugins/Extensions
    • Apps that Sync with Google Calendar
    • Gmail integration
    • CalDAV
    • Built-in RSS reader
    • Contacts

    License

    • Free
    • Open Source
    • Paid
    All Filters

    Showing 10 of 30 alternatives