Thunderbird Beta for Testers

Version:16.0b4(41) for Android 5.0+ (Lollipop, API 21)

Uploaded:January 21, 2026 at 5:46AM UTC

File size:13.07 MB

Downloads:6

Version:16.0b4(40) for Android 5.0+ (Lollipop, API 21)

Uploaded:January 20, 2026 at 11:44PM UTC

File size:13.07 MB

Downloads:27

Version:16.0b3(39) for Android 5.0+ (Lollipop, API 21)

Uploaded:December 17, 2025 at 7:13PM UTC

File size:13.07 MB

Downloads:46

Version:16.0b2(38) for Android 5.0+ (Lollipop, API 21)

Uploaded:December 9, 2025 at 5:27PM UTC

File size:13.07 MB

Downloads:47

Version:16.0b1(37) for Android 5.0+ (Lollipop, API 21)

Uploaded:December 9, 2025 at 8:23AM UTC

File size:13.07 MB

Downloads:15

Version:15.0b1(35) for Android 5.0+ (Lollipop, API 21)

Uploaded:November 18, 2025 at 7:32PM UTC

File size:13.00 MB

Downloads:56

Version:14.0b3(34) for Android 5.0+ (Lollipop, API 21)

Uploaded:October 28, 2025 at 4:00AM UTC

File size:12.38 MB

Downloads:55

Version:14.0b2(33) for Android 5.0+ (Lollipop, API 21)

Uploaded:October 22, 2025 at 1:26PM UTC

File size:12.38 MB

Downloads:43

Version:14.0b1(32) for Android 5.0+ (Lollipop, API 21)

Uploaded:October 20, 2025 at 7:04PM UTC

File size:12.38 MB

Downloads:26

Version:13.0b5(31) for Android 5.0+ (Lollipop, API 21)

Uploaded:October 14, 2025 at 3:30AM UTC

File size:11.81 MB

Downloads:47