PEPS AlternativesOnly apps categorised as Email Clients

The best Email Client alternative to PEPS 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 PEPS and six of them are Email Clients so hopefully you can find a suitable replacement. Other interesting Email Client alternatives to PEPS are Tuta Mail, Mailbox.org, Mailpile and Vivaldi Mail.

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PEPS 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 PEPS.

PEPS

WebMail Provider
Free • Open Source

PEPS is an open source secure email and file sharing platform.

More about PEPS

PEPS alternatives page was last updated Mar 7, 2022

Proton Mail
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
License model
- Freemium • Open Source
Application types
- WebMail Provider
- Email Client
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- iPad
- Tor
+6
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. PGP Encryption
10. Dark Mode
11. Anonymous Email
12. Filters
Show all NaN Proton Mail features ▾
Proton Mail VS PEPS
Is Proton Mail a good alternative to PEPS?
- Proton Mail is the most popular Web-based, Windows, Android & Mac alternative to PEPS.
- Proton Mail is the most popular Open Source & free alternative to PEPS.
- Proton Mail is Freemium and Open SourcePEPS is Free and Open Source
- Proton Mail is Privacy focusedPEPS is not according to our users

Tuta Mail
Tuta is an all-in-one email, calendar and contacts app which protects your data with full end-to-end encryption and it requires zero personal information. Tuta is built with open source software so you can inspect every piece of code running on your devices so you can be sure...
94 Tuta Mail alternatives
License model
- Freemium • Open Source
Application types
- WebMail Provider
- Calendar App
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- iPad
- Self-Hosted
- Flathub
- F-Droid
+6
Top Tuta Mail Features
1. Privacy focused
2. Encrypted Email
3. End-to-End Encryption
4. Dark Mode
5. Custom Domain
6. Encrypted calendar
7. Contacts
8. Integrated File Sharing
9. No Tracking
10. Multiple Account support
11. Lightweight
12. Email Organizer
Show all NaN Tuta Mail features ▾
Tuta Mail VS PEPS
Is Tuta Mail a good alternative to PEPS?
- Tuta Mail is the most popular Self-Hosted alternative to PEPS.
- Tuta Mail is Freemium and Open SourcePEPS is Free and Open Source
- Tuta Mail is Privacy focused and LightweightPEPS is not according to our users

Mailbox.org
E-mail inbox, online office, cloud storage, and video conferencing. Business or personal plans. From 1 € /month (1.10 USD).
75 Mailbox.org alternatives
License model
- Paid • Proprietary
Application types
- WebMail Provider
- Email Client
Platforms
- Online
+5
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
Show all NaN Mailbox.org features ▾
Mailbox.org VS PEPS
Is Mailbox.org a good alternative to PEPS?
- Mailbox.org is the most popular commercial alternative to PEPS.
- Mailbox.org is Paid and ProprietaryPEPS is Free and Open Source
- Mailbox.org is Privacy focusedPEPS is not according to our users

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Proton Mail
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 devi...

https://proton.me
Learn More
Mailpile
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.
59 Mailpile alternatives
License model
- Free • Open Source
Application types
- Email Client
- WebMail Provider
Platforms
- Linux
- Online
- Self-Hosted
- OpenPGP
Mailpile Features
1. OpenPGP
2. Web-Based
3. Encrypted Email
4. IMAP Support
5. POP3 Support
Show all NaN Mailpile features ▾
Mailpile VS PEPS
Is Mailpile a good alternative to PEPS?

Vivaldi Mail
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
License model
- Free • Proprietary
Application types
- WebMail Provider
- Email Client
Platforms
- Online
- Vivaldi
+2
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
Show all NaN Vivaldi Mail features ▾
Vivaldi Mail VS PEPS
Is Vivaldi Mail a good alternative to PEPS?

Beeble
The Beeble Project is email and online cloud storage platform with unprecedented security and privacy without third party access.
66 Beeble alternatives
License model
- Freemium • Proprietary
Application type
- Email Client
Platforms
- Mac
- Windows
- Linux
- Online
- Chrome OS
Beeble Features
Cloud Sync
Encrypted Email
Show all NaN Beeble features ▾
Beeble VS PEPS
Is Beeble a good alternative to PEPS?