OnMail AlternativesOnly apps categorised as WebMail Providers

The best WebMail Provider alternative to OnMail is Proton Mail, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to OnMail and 16 are WebMail Providers so hopefully you can find a suitable replacement. Other interesting WebMail Provider alternatives to OnMail are Gmail, Zoho Mail, Mailbox.org and Vivaldi Mail.

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OnMail alternatives are mainly WebMail Providers but may also be Email Clients 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 OnMail.
OnMail iconOnMail
  4
  • Freemium • Proprietary
  • ...

It's time to change email. A brand new email service, built from scratch for today's world.

More about OnMail
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OnMail alternatives page was last updated Aug 24, 2024
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  1. Proton Mail icon
    Proton Mail icon

    Proton Mail

     871 likes
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    Proton Mail provides secure email services with end-to-end encryption, ensuring data protection. Swiss-based and outside US jurisdiction, it offers a free version to champion privacy as a human right. Fully accessible on any device.

    94 Proton Mail alternatives
    Proton Mail screenshot 1

    License model

    • Freemium • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • iPad
    • Tor
    Proton Mail screenshot 1
    Proton Mail screenshot 2
    +6
    Proton Mail screenshot 3

    Top Proton Mail Features

    1.  End-to-End Encryption
    2.  Privacy focused
    3.  Encrypted Email
    4.  Ad-free
    5.  Two-factor Authentication
    6.  Mobile friendly
    7.  No Tracking
    8.  Custom Domain
    9.  Dark Mode
    10.  PGP Encryption
    11.  Anonymous Email
    12.  Filters
    Proton Mail iconOnMail Icon

    Proton Mail VS OnMail

    Is Proton Mail a good alternative to OnMail?
     

    • Proton Mail is the most popular Web-based, Windows, Android & Mac alternative to OnMail.

    • Proton Mail is the most popular Open Source & free alternative to OnMail.

    • Proton Mail is Freemium and Open SourceOnMail is Freemium and Proprietary
    • Proton Mail is Privacy focusedOnMail is not according to our users
  2. Gmail icon
    Gmail icon

    Gmail

     3183 likes
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    Gmail offers robust spam blocking, undo send, Google Chat for collaboration, Spaces for organizing projects, Google Meet video calls, Smart Reply, threaded conversations, and swift notifications, seamlessly integrating with Google Workspace for a comprehensive email experience.

    74 Gmail alternatives
    Gmail screenshot 1
    Gmail screenshot 2
    +5
    Gmail screenshot 3

    License model

    • Free • Proprietary

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • Google Chrome
    • Android Wear
    • Android TV
    • Software as a Service (SaaS)

    Top Gmail Features

    1.  Integrated Search
    2.  Integrated Chat
    3.  Multiple Account support
    4.  Mail Server
    5.  Basic html mode
    6.  Custom Backgrounds
    7.  Email Organizer
    8.  Works Offline
    9.  Mail Filtering
    10.  Unified inbox
    11.  IFTTT Integration
    12.  Passkey Support
    Gmail iconOnMail Icon

    Gmail VS OnMail

    Is Gmail a good alternative to OnMail?
     

    • Gmail is the most popular SaaS & Android Tablet alternative to OnMail.

    • Gmail is Free and ProprietaryOnMail is Freemium and Proprietary
  4. Zoho Mail icon
    Zoho Mail icon

    Zoho Mail

     115 likes
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    Zoho Mail is a secure, encrypted, and enterprise-ready email solution, a suite of apps tailor-made for your organization's needs.

    102 Zoho Mail alternatives
    All-in-one view

    License model

    • Freemium • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • iPad
    • Apple Watch
    • Android Tablet
    All your tasks in a single place
    Take your bookmarks anywhere you go
    +3
    Instant chat for instant communication

    Top Zoho Mail Features

    1.  Custom Domain
    2.  Ad-free
    3.  Mail Filtering
    4.  Privacy focused
    5.  Virtual office
    6.  Two-factor Authentication
    7.  Support for Aliases
    8.  Document Sharing
    9.  Email reminder
    10.  SMTP Support
    11.  Snooze Mail
    12.  POP3 Support
    Zoho Mail iconOnMail Icon

    Zoho Mail VS OnMail

    Is Zoho Mail a good alternative to OnMail?
     
  5. Ad
    Screenshot
    Fastmail icon

    Fastmail

    Fastmail provides one of the most secure and reliable email environments in the industry. Rock Solid Reliability. More safety.

    https://www.fastmail.com
    Learn More
  6. Mailbox.org icon
    Mailbox.org icon

    Mailbox.org

     59 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).

    75 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.

    Top Mailbox.org Features

    1.  Custom Domain
    2.  Privacy focused
    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 iconOnMail Icon

    Mailbox.org VS OnMail

    Is Mailbox.org a good alternative to OnMail?
     
  7. Vivaldi Mail icon
    Vivaldi Mail icon

    Vivaldi Mail

     32 likes
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    Vivaldi Mail is a free email service with no ads and no strings attached developed by Vivaldi Technologies. It also offers contacts and calendar features, search capabilities, folders management, WEB/POP/IMAP access, 10GB of storage capacity, 20 MB of maximum attachment size...

    92 Vivaldi Mail alternatives
    Mail

    License model

    • Free • Proprietary

    Application types

    Platforms

    • Online
    • Vivaldi
    Calendar
    New Message
    +2
    Manage Folders

    Vivaldi Mail Features

    1.  Ad-free
    2.  PGP Encryption
    3.  Mail Filtering
    4.  Dark Mode
    5.  Calendar Integration
    6.  IMAP Support
    7.  POP3 Support
    8.  Encrypted Email
    9.  Web-Based
    Vivaldi Mail iconOnMail Icon

    Vivaldi Mail VS OnMail

    Is Vivaldi Mail a good alternative to OnMail?
     
  8. Fastmail icon
    Fastmail icon

    Fastmail

     67 likes
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    Fastmail provides one of the most secure and reliable email environments in the industry. Rock Solid Reliability. More safety.

    66 Fastmail alternatives
    Official Website

    License model

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    Inbox
    Alias
    +6
    Calendar

    Top Fastmail Features

    1.  Support for Aliases
    2.  Ad-free
    3.  Two-factor Authentication
    4.  Full-Text Search
    5.  Email Organizer
    6.  Reminders
    7.  No Tracking
    8.  Spam Filter
    9.  Privacy focused
    10.  Calendar Integration
    11.  Calendar View
    12.  Mail Filtering
    Fastmail iconOnMail Icon

    Fastmail VS OnMail

    Is Fastmail a good alternative to OnMail?
     
  10. HEY Email icon
    HEY Email icon

    HEY Email

     9 likes
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    Hey is a new hosted email service launched by the makers of Basecamp , which aims to organize your email inbox. Since they don’t sell ads, or invade your privacy, they charge $99/year for HEY

    95 HEY Email alternatives
    HEY Email screenshot 1
    HEY Email screenshot 2
    +5
    HEY Email screenshot 3

    License model

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Snapcraft

    HEY Email Features

    1.  Ad-free
    2.  Integrated Spam Protection
    3.  Privacy focused
    4.  Works Offline
    5.  Dark Mode
    6.  Two-factor Authentication
    7.  Support for Aliases
    8.  Email Organizer
    9.  Threaded Conversations
    10.  Send later
    HEY Email iconOnMail Icon

    HEY Email VS OnMail

    Is HEY Email a good alternative to OnMail?
     
  11. Swisscows.email icon
    Swisscows.email icon

    Swisscows.email

     5 likes
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    Swisscows.email is another product of Swisscows AG. This product offers you secure email traffic. With Swisscows.email you can send your emails encrypted so that absolutely no one can read them. The service is comparable to a letter that is protected from prying eyes in an...

    57 Swisscows.email alternatives
    Swisscows.email screenshot 1

    License model

    Application types

    Platforms

    • Online

    Swisscows.email Features

    1.  Privacy focused
    2.  Encrypted Email
    Swisscows.email screenshot 1
    Swisscows.email screenshot 2
    +6
    Swisscows.email screenshot 3
    Swisscows.email iconOnMail Icon

    Swisscows.email VS OnMail

    Is Swisscows.email a good alternative to OnMail?
     
  12. PaxMail icon
    PaxMail icon

    PaxMail

     2 likes
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    Drive, docs, and email service for freedom lovers.

    53 PaxMail alternatives
    PaxMail screenshot 1

    License model

    Application types

    Platforms

    • Online
    PaxMail screenshot 1
    PaxMail screenshot 2
    +2
    PaxMail screenshot 3

    PaxMail Features

    1.  No Tracking
    2.  Ad-free
    3.  IMAP Support
    4.  Contacts
    5.  CalDAV Support
    6.  CardDAV Support
    7.  WebDAV Support
    PaxMail iconOnMail Icon

    PaxMail VS OnMail

    Is PaxMail a good alternative to OnMail?
     
  13. PissMail icon
    PissMail icon

    PissMail

     1 like
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    Handing out free email addresses on edgy/based/cringe domain names since 2021.

    51 PissMail alternatives
    PissMail screenshot 1

    License model

    • Free • Proprietary

    Application type

    Platforms

    • Online

    PissMail Features

    1.  IMAP Support
    2.  SMTP Support
    PissMail iconOnMail Icon

    PissMail VS OnMail

    Is PissMail a good alternative to OnMail?
     
  14. MeMail.com icon
    MeMail.com icon

    MeMail.com

     2 likes
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    The ultimate email service for personal, professional and business use.

    Unique Email Addresses MeMail gives you the ability to get the email address that best represents you! 1000s of email addresses for fun, personal or business use.

    Ad-Free & Secure Work Space The MeMail.

    78 MeMail.com alternatives

    License model

    • Freemium • Proprietary

    Application type

    Platforms

    • Online

    MeMail.com Features

    1.  Unified inbox
    2.  Ad-free
    3.  Real-time sync
    4.  Unique email addresses
    5.  Customizable
    MeMail.com iconOnMail Icon

    MeMail.com VS OnMail

    Is MeMail.com a good alternative to OnMail?
     
  15. Duga icon
    Duga icon

    Duga

     3 likes
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    Duga is an anonymous mail claiming to be based in Chernobyl. Does not annoy users with fake privacy claims and advertisement.

    45 Duga alternatives
    Dark mode

    License model

    Application type

    Platforms

    • Online
    Light mode

    Duga Features

    1.  Spam Filter
    2.  No Tracking
    3.  Support for Aliases
    4.  PGP Encryption
    5.  Privacy focused
    6.  Ad-free
    7.  Dark Mode
    Duga iconOnMail Icon

    Duga VS OnMail

    Is Duga a good alternative to OnMail?
     
12 of 16 OnMail alternatives