Mail and calendar for Linux. Gmail and IMAP accounts, Google Calendar, contacts, OpenPGP and S/MIME. GTK4 and libadwaita, written in Rust.
Cost / License
- Free
- Open Source (GPL-3.0)
Application typeApplication types
Platforms
- Linux
- Snapcraft
- Mac
+2
Flectar Mail Alternatives
Apps similar to Flectar Mail include Thunderbird, which is free and open source. Other options are K-9 Mail, Betterbird, SeaMonkey and Microsoft Outlook. There's no shortage of Email Clients like Flectar Mail, with more than 50 alternatives for Mac, Windows, Linux, Android and iPhone.
Alternatives list
- 51 Penguin Mail alternatives
56 Aerion alternativesModern open-source email client supporting unified inbox, IMAP/SMTP, Gmail and Outlook with OAuth2, conversation threading, rich text TipTap composing, CardDAV contact sync, tracking removal, dark mode, color themes, vim-style shortcuts, and a detachable window.
Cost / License
- Free
- Open Source (Apache-2.0)
Application type
Platforms
- Mac
- Windows
- Linux
- Flathub
- Flatpak
Hong Kong
Melia is a modern, privacy-first email client for Linux. It keeps your mail on your own machine instead of in the cloud, connecting straight to your IMAP and SMTP servers and storing everything in a local database.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Linux
- Snapcraft
United States
+3
Cost / License
- Free
- Open Source
Application type
Platforms
- Linux
- BSD
- Flathub
- GNOME
- Flatpak
- Linux Mobile
- United States
76 Claws Mail alternativesEmail and news client on GTK+ foundation featuring quick performance, extensible plugins, secure protocols, advanced filtering, strong folder and contact management, lightweight design, powerful search, customizable interface, multi-language support, and encryption.
Cost / License
- Free
- Open Source
Application typeApplication types
Platforms
- Windows
- Linux
- BSD
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.
Platforms
- Linux
- Online
- Self-Hosted
- OpenPGP
Android email app focused on privacy and security, supporting JMAP, IMAP, and SMTP protocols, encrypted credentials, OpenPGP through OpenKeychain, unified inbox, conversation threading, offline mode, strong tracking protection, F-Droid distribution, no ads or Google dependence.
Cost / License
- Free
- Open Source (GPL-3.0)
Application type
Platforms
- Android
79 Canary Mail alternativesSecure email app for Mac, iPhone, Android and Windows with AI Copilot, PGP encryption, read receipts and one unified inbox.
Cost / License
- Freemium
- Proprietary
Application typeApplication types
Platforms
- Mac
- Windows
- Android
- iPhone
- iPad
- Apple Watch
Singapore
+9
Mutt is a small but very powerful text-based mail client for Unix operating systems. Some of its features are: color support, message threading, MIME support (including RFC2047 support for encoded headers), PGP/MIME (RFC2015), various features to support mailing lists, including...
Cost / License
- Free
- Open Source
Application type
Platforms
- Mac
- Windows
- Linux
- Xfce
- United States
48 BlueMail alternativesBlueMail is a modern, mobile first, powerful Email management tool with a sleek design, unified inbox and support for all your accounts: IMAP,Exchange,POP3.
Cost / License
- Free Personal
- Proprietary
Application typeApplication types
Platforms
- Mac
- Windows
- Linux
- Android
- iPhone
- Chrome OS
- Android Tablet
- iPad
- Apple Watch
- HUAWEI AppGallery
- United States
+9
Sylpheed is a simple, lightweight but featureful, and easy-to-use e-mail client (mailer, MUA).
Platforms
- Mac
- Windows
- Linux
- BSD
- PortableApps.com
Japan
+3
71 Spike alternativesTransform your email inbox into a collaborative workspace with Spike. Enjoy integrated chat-like emails, tasks, collaborative notes, and group projects. Seamlessly manage multiple accounts, organize priorities, and schedule meetings across devices.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Mac
- Windows
- Online
- Android
- iPhone
- Chrome OS
- Android Tablet
- iPad
- Software as a Service (SaaS)
- Meta Quest
Israel
+4
