OpenMailBox Alternatives Filtered by 'Encrypted Email'
The best alternative to OpenMailBox is Proton Mail, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to OpenMailBox and 12 are so hopefully you can find a suitable replacement. Other interesting alternatives to OpenMailBox are Tuta, Mailbox.org, Posteo and Mailfence.
OpenMailBox alternatives are mainly WebMail Providers but may also be Email Clients or Calendar Apps. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of OpenMailBox.- 61 Mailfence alternatives
- WebMail Provider
- Email Client
- Calendar App
- Freemium • Proprietary
- Online
- Android
- iPhone
- Android Tablet
- iPad
Mailfence is a secure and private email service that fights for online privacy and digital freedom.
- 86 Proton Mail alternatives
- WebMail Provider
- Email Client
- Calendar App
- Freemium • Open Source
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- iPad
- Tor
Secure email with absolutely no compromises, brought to you by MIT and CERN scientists.
- - Proton Mail is the most popular Web-based, Windows, Android & Mac alternative to OpenMailBox.
- - Proton Mail is the most popular Open Source & free alternative to OpenMailBox.
Proton Mail Features
- End-to-End Encryption
- Privacy focused
- Ad-free
- Two-factor Authentication
- No Tracking
- Dark Mode
- PGP Encryption
- Self Destructing Messages
- Calendar Integration
- Email Organizer
- Support for Aliases
- Spam Filter
- OpenPGP
Comments about Proton Mail as a Alternative to OpenMailBox
grovermDecent free space, great reliability and data encryption.
3It's clean, no ads, and free up to 500 MB. Looks so much better than Gmail.
3Excellent security, privacy, and censorship resistance, also has been in the game for a while now with good reliability (uptime, etc). Their client code is open source. Freemium business model.
0Because it's just the best
0 - 88 Tuta alternatives
- Calendar App
- WebMail Provider
- Email Client
- Freemium • Open Source
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- iPad
- Self-Hosted
- Flathub
- F-Droid
Tuta is the world's most secure email service, easy to use and private by design. You get fully encrypted calendars and contacts with all our personal and business email accounts. It has open source iOS and an Android apps.
- - Tuta is the most popular Self-Hosted alternative to OpenMailBox.
Tuta Features
- Privacy focused
- End-to-End Encryption
- Dark Mode
- Multiple Account support
- Lightweight
- Email Organizer
- No Tracking
- Auto Responder
- Recurring Tasks
- Spam Filter
- Ad-free
- Calendar View
- Full-Text Search
- Reminders
- Mail Filtering
- Support for Aliases
- AES-256 Encryption
- Calendar Integration
- PGP Encryption
- Cloud Sync
Comments about Tuta as a Alternative to OpenMailBox
It respects your privacy far more than the popular services like gmail, yahoo and outlook
4It the safest mail service
0 - 71 Mailbox.org alternatives
- WebMail Provider
- Email Client
- Calendar App
- Paid • Proprietary
- Online
Mailbox.org offers a secure e-mail account for home and business use. The domain name, me@mailbox.org, is easy to remember and can be understood anywhere in the world. They have been operating e-mail accounts for more than 20 years and are a highly reliable service provider.
- - Mailbox.org is the most popular commercial alternative to OpenMailBox.
Mailbox.org Features
- Privacy focused
- PGP Encryption
- No Tracking
- Calendar Integration
- Real time collaboration
- Support for Aliases
- Cloud Sync
- Self Destructing Messages
- Spam Filter
- Two-factor Authentication
- Automatic Backup
- Ad-free
- GPG Encryption
- Shared Folders
- Mail Filtering
- Dark Mode
- Calendar View
Opinions about Mailbox.org as a Alternative to OpenMailBox
- 61 Posteo alternatives
- WebMail Provider
- Email Client
- Calendar App
- Paid • Open Source
- Online
Posteo is an independent email service provider. Based in Berlin since 2009. With focus on security, privacy, and sustainability. They offer ad free paid email accounts for individuals and businesses.
Posteo Features
- Privacy focused
- Calendar Integration
- PGP Encryption
- Two-factor Authentication
- Mail Filtering
- Support for Aliases
- No Tracking
- Ad-free
- Calendar View
- Spam Filter
- End-to-End Encryption
- Dark Mode
- Email Organizer
- WYSIWYG Support
- 61 Mailfence alternatives
- WebMail Provider
- Email Client
- Calendar App
- Freemium • Proprietary
- Online
- Android
- iPhone
- Android Tablet
- iPad
Mailfence is a secure and private email service that fights for online privacy and digital freedom.
Mailfence Features
- Calendar Integration
- Privacy focused
- Ad-free
- OpenPGP
- Mail Filtering
- PGP Encryption
- AES-256 Encryption
- No Tracking
- Two-factor Authentication
- End-to-End Encryption
- 58 Mailpile alternatives
- Email Client
- WebMail Provider
- Free • Open Source
- Linux
- Online
- Self-Hosted
- OpenPGP
Mailpile is a modern, fast web-mail client with user-friendly encryption and privacy features. The development of Mailpile is funded by a large community of backers and all code related to the project is and will be released under an OSI approved Free Software license.
Mailpile Features
- 46 StartMail alternatives
- WebMail Provider
- Paid • Proprietary
- Online
Take back your email privacy today with StartMail, encrypted email made easy. Secure email service protected by Dutch privacy laws to keep your data safe.
StartMail Features
- Privacy focused
- Email Organizer
- Support for Aliases
Comments about StartMail as a Alternative to OpenMailBox
Startmail, after trial, costs about three times the price of OMBx and even tho "may be" somewhat more secure. OMB, Riseup, Tutanota, Zoho and other like email provides, paying 3 times the price is not cost effective for the fixed income users, or other economically challenged want-to-use-secure providers.
0 - 88 Vivaldi Webmail alternatives
- WebMail Provider
- Email Client
- Calendar App
- Free • Proprietary
- Online
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, 5GB of storage capacity, 20 MB of maximum attachment size...
Vivaldi Webmail Features
- Ad-free
- PGP Encryption
- Mail Filtering
- 52 GMX alternatives
- WebMail Provider
- Calendar App
- Cloud Storage Service
- Free • Proprietary
- Online
- Android
- iPhone
- Android Tablet
- iPad
GMX Mail is a German-based free webmail service provided by GMX (Global Mail Exchange). In addition to an e-mail address, each GMX account includes a Mail Collector, Address Book, Organizer, and File Storage.
GMX Features
- Multiple Account support
- Mail Filtering
- 83 Hushmail alternatives
- WebMail Provider
- Paid • Proprietary
- Online
- iPhone
- iPad
Hushmail is a commercial email service focusing on security with features such as industry-standard OpenPGP encryption and two-step verification. All communications also use a secure SSL/TLS connection.
Hushmail Features