Columba Alternatives Filtered by 'GPG Encryption'
The best alternative to Columba is Thunderbird, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to Columba and six of them are so hopefully you can find a suitable replacement. Other interesting alternatives to Columba are Evolution, FairEmail, Claws Mail and Canary Mail.
Columba alternatives are mainly Email Clients but may also be Calendar Apps or WebMail Providers. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Columba.- 91 Thunderbird alternatives
- Email Client
- Calendar App
- Free • Open Source
- Mac
- Windows
- Linux
- BSD
- AppImageHub
- Snapcraft
- Flathub
- PortableApps.com
- Haiku
- Homebrew
- Chocolatey
Thunderbird is a free, open source, cross-platform e-mail, news and instant messaging client. The project strategy is modeled after Mozilla Firefox.
- - Thunderbird is the most popular Windows, Mac & Linux alternative to Columba.
- - Thunderbird is the most popular Open Source & free alternative to Columba.
Thunderbird Features
- Extensible by Plugins/Extensions
- Multiple Account support
- Calendar Integration
- Email Organizer
- Dark Mode
- OpenPGP
- Portable
- GPG Encryption
- Ad-free
- Works Offline
- Full-Text Search
- Mail Filtering
- Unified inbox
- No Tracking
- Import/Export OPML Feeds
- Support for Themes
- Integrated Password Manager
- PGP Encryption
- 80 Evolution alternatives
- Email Client
- Calendar App
- Free • Open Source
- Linux
- BSD
- Flathub
- S/MIME
- GNOME
- OpenPGP
Evolution is a personal information management application that provides integrated mail, calendaring, address book and task list functionality. Evolution supports a wide range of industry standard data formats and network protocols for information exchange, with an emphasis on...
Evolution Features
- Calendar Integration
- Calendar View
- Spam Filter
- Multiple Account support
- Sync with Google Calendar
- Ad-free
- GPG Encryption
- Reminders
- 43 FairEmail alternatives
- Email Client
- Freemium • Open Source
- Android
- Android Tablet
- F-Droid
FairEmail is a privacy-focused email client with a setup wizard that helpfully walks you through the steps to use it with any email provider. There are many privacy settings including encryption via OpenPGP and S/MIME and reformatted emails to avoid phishing.
FairEmail Features
- Privacy focused
- Multiple Account support
- PGP Encryption
- No Tracking
- Works Offline
- Ad-free
- Unified inbox
- Dark Mode
- Lightweight
- GPG Encryption
- Block Trackers
- Calendar Integration
- 81 Claws Mail alternatives
- Email Client
- Calendar App
- Free • Open Source
- Windows
- Linux
- BSD
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.
Claws Mail Features
- Lightweight
- Extensible by Plugins/Extensions
- Multiple Account support
- Spam Filter
- No registration required
- Ad-free
- Privacy focused
- Works Offline
- Portable
- Calendar Integration
- GPG Encryption
- Import/Export OPML Feeds
- End-to-End Encryption
- 63 Canary Mail alternatives
- Email Client
- Calendar App
- Freemium • Proprietary
- Mac
- Windows
- Android
- iPhone
- Android Tablet
- iPad
- Apple Watch
Email, meet AI. Canary can write your emails, prioritize what needs attention, silence spam & much more. Say hello to your Inbox Copilot!
Canary Mail Features
- End-to-End Encryption
- Unified inbox
- Multiple Account support
- PGP Encryption
- No Tracking
- Dark Mode
- Two-factor Authentication
- Email Organizer
- Ad-free
- Reminders
- Email template editor
- Calendar Integration
- Spam Filter
- Calendar View
- GPG Encryption
- Lightweight
- Cloud Sync
- Privacy focused
- 58 The Bat alternatives
- Email Client
- Paid • Proprietary
- Windows
The Bat! is a secure email client software, built to protect your correspondence against third-parties.
The Bat Features
- PGP Encryption
- Support for scripting
- GPG Encryption
- OpenPGP
- Works Offline
- Lightweight
- No Tracking
- Dark Mode
- Ad-free
- Email Organizer
- No Coding Required
- Full-Text Search
- Recurring Tasks
- Decentralized
- Email template editor
- End-to-End Encryption
- WYSIWYG Support
- Portable
- Multiple Account support
- AES-256 Encryption
- Mail Filtering
- Extensible by Plugins/Extensions