What's new in Firefox Nightly for Developers 3.0.2

From version 3.0.1:

Thank you for testing Firefox Preview! This release includes new features, enhancements, and bug fixes:
* Turned on ETP for all users
* Added support for long running downloads with notifications
* Bug fixes and UI updates

Scroll to available downloads
A more recent upload may be available below!

About Firefox Nightly for Developers 3.0.2

Firefox Nightly for Developers 3.0.2 Play Store screenshots (4)

Screenshots from version 158.0a1

Download Firefox Nightly for Developers 3.0.2

This release comes in several variants (we currently have 4). Consult our handy FAQ to see which download is right for you.

Variant
Arch
Version
DPI
3.0.2 APK
20081832
January 8, 2020
armeabi-v7a
Android 5.0+
nodpi
3.0.2 APK
20081833
January 8, 2020
arm64-v8a
Android 5.0+
nodpi
3.0.2 APK
20081834
January 8, 2020
x86
Android 5.0+
nodpi
3.0.2 APK
20081835
January 8, 2020
x86_64
Android 5.0+
nodpi
All Releases
Firefox Nightly for Developers 158.0a1

Version:158.0a1

Uploaded:September 15, 2026 at 1:43AM UTC

File size:67.07 MB

Downloads:183

Firefox Nightly for Developers 157.0a1

Version:157.0a1

Uploaded:September 10, 2026 at 4:40AM UTC

File size:48.14 MB

Downloads:440

Firefox Nightly for Developers 156.0a1

Version:156.0a1

Uploaded:August 28, 2026 at 7:42PM UTC

File size:47.84 MB

Downloads:382

Firefox Nightly for Developers 155.0a1

Version:155.0a1

Uploaded:August 13, 2026 at 1:25PM UTC

File size:48.15 MB

Downloads:868

Version:154.0a1

Uploaded:July 20, 2026 at 5:02PM UTC

File size:66.41 MB

Downloads:1,547

Version:153.0a1

Uploaded:June 15, 2026 at 2:12PM UTC

File size:65.26 MB

Downloads:1,478

Version:152.0a1

Uploaded:May 18, 2026 at 2:18PM UTC

File size:62.75 MB

Downloads:1,367

Version:151.0a1

Uploaded:April 20, 2026 at 1:22PM UTC

File size:59.06 MB

Downloads:1,601

Version:150.0a1

Uploaded:March 23, 2026 at 11:36AM UTC

File size:58.14 MB

Downloads:1,414

Firefox Nightly for Developers 149.0a1

Version:149.0a1

Uploaded:February 23, 2026 at 1:04PM UTC

File size:57.05 MB

Downloads:2,551

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