Kontact vs Betterbird: catalog facts
 Kontact |  Betterbird |
|---|
|
Free Free and open source, developed by the KDE community. |
Free Free and open source, funded by donations. |
|
Linux |
Windows, macOS, Linux |
- Mail, calendar, contacts and feeds in one window
- Works offline with your data
|
- Fixes and features Thunderbird has not shipped, listed openly in a comparison table
- Installs next to Thunderbird and runs on the same profile, so switching back is trivial
|
- Best suited to the KDE Plasma desktop
- Large suite with many settings to learn
|
- A small volunteer project riding on someone else’s release train
- The Mac build ships in English only and needs a language pack for anything else
|
|
Downloadable app |
Downloadable app |
|
Open source |
Open source |
|
License not stated |
License: MPL-2.0 |
|
No account needed |
No account needed |
|
Works offline |
Works offline |
Checked September 24, 2026 | Checked September 20, 2026 |
Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.
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