Inbox by Gmail AlternativesOnly apps categorised as Calendar Apps

The best Calendar alternative to Inbox by Gmail is Microsoft Outlook. It's not free, so if you're looking for a free alternative, you could try Spark Mail or Claws Mail. If that doesn't suit you, our users have ranked more than 25 alternatives to Inbox by Gmail and eight of them are Calendar Apps so hopefully you can find a suitable replacement. Other interesting Calendar App alternatives to Inbox by Gmail are Mailbox.org, Canary Mail, Mailo and Taskbox - Mail.

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Inbox by Gmail alternatives are mainly Email Clients but may also be WebMail Providers or Calendar Apps.  Filter by these or use the filter bar below if you want a narrower list of alternatives or looking for a specific functionality of Inbox by Gmail.
Inbox by Gmail iconInbox by Gmail
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Built on everything that we've learned from Gmail, Inbox is a fresh start that goes beyond email to help you get back to what matters.

More about Inbox by Gmail
More about Inbox by Gmail
Inbox by Gmail alternatives page was last updated Jun 17, 2022
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  1. Microsoft Outlook icon
    Microsoft Outlook icon

    Microsoft Outlook

     395 likes
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    Streamline emails, calendars, contacts, and task management with a smart inbox prioritizing critical messages. Includes calendar scheduling, third-party app integration like Facebook, Dropbox, and Trello, and support for Microsoft Exchange, Outlook.com, and Gmail, ensuring efficient task and email handling.

    136 Microsoft Outlook alternatives
    Outlook 365 on Windows

    License model

    Application types

    Platforms

    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Apple Watch
    • Android Wear
    Outlook for Mac 2016
    Microsoft Outlook screenshot 2
    +7
    Microsoft Outlook screenshot 3

    Top Microsoft Outlook Features

    1.  Exchange
    2.  Native application
    3.  Email Organizer
    4.  Calendar Integration
    5.  Calendar View
    6.  Support for Aliases
    7.  Multiple Account support
    8.  Works Offline
    9.  Cloud Sync
    10.  Unified inbox
    11.  Dark Mode
    12.  Support for @mentions
    Microsoft Outlook iconInbox by Gmail Icon

    Microsoft Outlook VS Inbox by Gmail

    Is Microsoft Outlook a good alternative to Inbox by Gmail?
     
    Comments about Microsoft Outlook as an Alternative to Inbox by Gmail
     
    Danilo_Venom

    Outlook for mobile devices allows to manage Gmail addresses too. Also the app displays flights info like Inbox

    Positive comment •Sep 13, 2018
    1
    Ray Hope

    It was my first Email address and it still is my first. I didn't see Outlook at first so I picked my second.

    Positive comment •Sep 2, 2019
    1
    Inbox by Gmail Icon
    Microsoft Outlook icon

    • Almost everyone thinks Microsoft Outlook is a great Inbox by Gmail alternative.

    • Microsoft Outlook is the most popular Web-based, Windows, Android & Mac alternative to Inbox by Gmail.

    • Microsoft Outlook is the most popular commercial alternative to Inbox by Gmail.

    • Microsoft Outlook is Paid and ProprietaryInbox by Gmail is Free and Proprietary
  2. Spark Mail icon
    Spark Mail icon

    Spark Mail

     124 likes
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    E-mail app with all the great features: swipes (long/short), snooze, add (multiple) attachments from the cloud, support for various e-mail services and more.

    64 Spark Mail alternatives
    Spark Mail screenshot 1

    License model

    • Freemium • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Android
    • iPhone
    • iPad
    • Apple Watch
    Spark Mail screenshot 1
    Spark Mail screenshot 2
    +3
    Spark Mail screenshot 3

    Top Spark Mail Features

    1.  Multiple Account support
    2.  Email Scheduling
    3.  Snooze Mail
    4.  Cloud Sync
    5.  Calendar Integration
    6.  Dark Mode
    7.  Email Organizer
    8.  Unified inbox
    9.  Works Offline
    10.  Mail Filtering
    11.  Ad-free
    12. Google Calendar icon  Sync with Google Calendar
    Spark Mail iconInbox by Gmail Icon

    Spark Mail VS Inbox by Gmail

    Is Spark Mail a good alternative to Inbox by Gmail?
     
    Comments about Spark Mail as an Alternative to Inbox by Gmail
     
    Guest

    Spark makes it fun and very fast to manage your inbox and helps you focus only on important emails.

    Positive comment •Jan 28, 2019
    1
    Inbox by Gmail Icon
    Spark Mail icon

    • Almost everyone thinks Spark Mail is a great Inbox by Gmail alternative.

    • Spark Mail is the most popular free alternative to Inbox by Gmail.

    • Spark Mail is Freemium and ProprietaryInbox by Gmail is Free and Proprietary
  4. Claws Mail icon
    Claws Mail icon

    Claws Mail

     100 likes
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    Claws Mail is an email client (and news reader), based on GTK+, featuring

    Quick response Graceful, and sophisticated interface Easy configuration, intuitive operation Abundant features Extensibility Robustness and stability.

    79 Claws Mail alternatives
    The main window

    License model

    • Free • Open Source

    Application types

    Platforms

    • Windows
    • Linux
    • BSD
    The account preferences window

    Properties

    1.  Lightweight
    2.  Privacy focused

    Features

    1.  Extensible by Plugins/Extensions
    2.  Multiple Account support
    3.  IMAP Support
    4.  Spam Filter
    5.  No registration required
    6.  Ad-free
    7.  Works Offline
    8.  Portable
    9.  Calendar Integration
    10.  GPG Encryption
    11.  Import/Export OPML Feeds
    12.  Built-in RSS reader
    Claws Mail iconInbox by Gmail Icon

    Claws Mail VS Inbox by Gmail

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  5. Mailbox.org icon
    Mailbox.org icon

    Mailbox.org

     60 likes
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    E-mail inbox, online office, cloud storage, and video conferencing. Business or personal plans. From 1 € /month (1.10 USD).

    74 Mailbox.org alternatives
    Dashboard online office. Powered by Open-Xchange

    License model

    Application types

    Platforms

    • Online
    Unlimited video conference. Up to 10 participants. OpenTalk.
    Webmail
    +5
    Online office shortcut menu. Powered by Open-Xchange.

    Properties

    1.  Privacy focused

    Features

    1.  Custom Domain
    2.  Encrypted Email
    3.  PGP Encryption
    4.  No Tracking
    5.  Calendar Integration
    6.  Spam Filter
    7.  Two-factor Authentication
    8.  Automatic Backup
    9.  Real time collaboration
    10.  Support for Aliases
    11.  Cloud Sync
    12.  Self Destructing Messages
    Mailbox.org iconInbox by Gmail Icon

    Mailbox.org VS Inbox by Gmail

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  6. Canary Mail icon
    Canary Mail icon

    Canary Mail

     25 likes
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    Canary can write your emails, prioritize what needs attention, silence spam & much more. Say hello to your Inbox Copilot!

    63 Canary Mail alternatives
    iOS-1

    License model

    • Freemium • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Apple Watch
    iOS-2
    iOS-3
    +9
    iOS-4

    Properties

    1.  Privacy focused
    2.  Lightweight

    Features

    1.  End-to-End Encryption
    2.  Unified inbox
    3.  PGP Encryption
    4.  Multiple Account support
    5.  AI-Powered
    6.  GPG Encryption
    7.  Dark Mode
    8.  No Tracking
    9.  Cloud Sync
    10.  Ad-free
    11.  Reminders
    12.  Encrypted Email
    Canary Mail iconInbox by Gmail Icon

    Canary Mail VS Inbox by Gmail

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  7. Mailo icon
    Mailo icon

    Mailo

     23 likes
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    The mail service which respects you.

    75 Mailo alternatives
    Mobile

    License model

    • Freemium • Proprietary

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • OpenPGP
    Mobile
    Mobile
    +3
    Mobile

    Properties

    1.  Privacy focused
    2.  Lightweight

    Features

    1.  IMAP Support
    2.  PGP Encryption
    3.  POP3 Support
    4.  Cloud Sync
    5.  Calendar Sync
    6.  Ad-free
    7.  End-to-End Encryption
    8.  GPG Encryption
    9.  Calendar Integration
    10.  No Tracking
    11.  Spam Filter
    12.  Mail Filtering
    Mailo iconInbox by Gmail Icon

    Mailo VS Inbox by Gmail

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  9. Taskbox - Mail icon
    Taskbox - Mail icon

    Taskbox - Mail

     6 likes
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    Your inbox is already a task list - make it a great one. Taskbox allows you to manage your tasks and todos where they already are -- your inbox -- without forwarding or cutting and pasting them to another app.

    18 Taskbox - Mail alternatives
    Taskbox - Mail screenshot 1
    Taskbox - Mail screenshot 2
    Taskbox - Mail screenshot 3

    License model

    Application types

    Platforms

    • iPhone
    Taskbox - Mail iconInbox by Gmail Icon

    Taskbox - Mail VS Inbox by Gmail

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  10. mail2world icon
    mail2world icon

    mail2world

     2 likes
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    the free email that has everyone talking!.

    70 mail2world alternatives

    License model

    • Freemium • Proprietary

    Application types

    Platforms

    • Online

    mail2world Features

    1.  Spam Filter
    2.  Bookmarks
    mail2world iconInbox by Gmail Icon

    mail2world VS Inbox by Gmail

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8 of 8 Inbox by Gmail alternatives