Betterbird is a fine-tuned version of Mozilla Thunderbird, Thunderbird on steroids, if you will. Betterbird is better than Thunderbird in three ways: It contains new features exclusive to Betterbird, it contains bug fixes exclusive to Betterbird and it contains fixes that Thunderbird may ship at a later stage.
Screenshots
Observed history
| App | Change | Version | When ↓ |
|---|---|---|---|
| updated | 153.5.0esr-bb11 | 15 Oct 2026 |
Upstream releases
Release notes supplied by the developer. These dates are not Flathub package publication times.
153.5.0esr-bb1113 Oct 2026
Betterbird 153 ESR is based on Thunderbird's current ESR version. Refer to Betterbird's release notes for details.