What's new in Firefox Nightly for Developers 121.0a1

From version 5.2.0:

* Sort Logins
* Streamline Bookmarks/History access
* Improved QR code scanning
* Stability and bugfixes

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

About Firefox Nightly for Developers 121.0a1

Download Firefox Nightly for Developers 121.0a1

This release comes in several variants (we currently have 78). Consult our handy FAQ to see which download is right for you.

Variant
Arch
Version
DPI
121.0a1 APK
2015981680
October 24, 2023
armeabi-v7a
Android 5.0+
nodpi
121.0a1 APK
2015981682
October 24, 2023
arm64-v8a
Android 5.0+
nodpi
121.0a1 APK
2015981684
October 24, 2023
x86
Android 5.0+
nodpi
121.0a1 APK
2015981686
October 24, 2023
x86_64
Android 5.0+
nodpi
121.0a1 APK
2015981728
October 24, 2023
armeabi-v7a
Android 5.0+
nodpi
121.0a1 APK
2015981730
October 24, 2023
arm64-v8a
Android 5.0+
nodpi
121.0a1 APK
2015981732
October 24, 2023
x86
Android 5.0+
nodpi
121.0a1 APK
2015981734
October 24, 2023
x86_64
Android 5.0+
nodpi
121.0a1 APK
2015981824
October 24, 2023
armeabi-v7a
Android 5.0+
nodpi
121.0a1 APK
2015981826
October 24, 2023
arm64-v8a
Android 5.0+
nodpi
121.0a1 APK
2015981828
October 24, 2023
x86
Android 5.0+
nodpi
121.0a1 APK
2015981830
October 24, 2023
x86_64
Android 5.0+
nodpi
121.0a1 APK
2015981920
October 25, 2023
armeabi-v7a
Android 5.0+
nodpi
121.0a1 APK
2015981922
October 25, 2023
arm64-v8a
Android 5.0+
nodpi
121.0a1 APK
2015981924
October 25, 2023
x86
Android 5.0+
nodpi
121.0a1 APK
2015981926
October 25, 2023
x86_64
Android 5.0+
nodpi
121.0a1 APK
2015982016
October 25, 2023
armeabi-v7a
Android 5.0+
nodpi
121.0a1 APK
2015982018
October 25, 2023
arm64-v8a
Android 5.0+
nodpi
121.0a1 APK
2015982020
October 25, 2023
x86
Android 5.0+
nodpi
121.0a1 APK
2015982022
October 25, 2023
x86_64
Android 5.0+
nodpi
121.0a1 APK
2015982112
October 26, 2023
armeabi-v7a
Android 5.0+
nodpi
121.0a1 APK
2015982114
October 26, 2023
arm64-v8a
Android 5.0+
nodpi
121.0a1 APK
2015982116
October 26, 2023
x86
Android 5.0+
nodpi
121.0a1 APK
2015982118
October 26, 2023
x86_64
Android 5.0+
nodpi
121.0a1 APK
2015982208
October 27, 2023
armeabi-v7a
Android 5.0+
nodpi
121.0a1 APK
2015982210
October 27, 2023
arm64-v8a
Android 5.0+
nodpi
121.0a1 APK
2015982212
October 27, 2023
x86
Android 5.0+
nodpi
121.0a1 APK
2015982214
October 27, 2023
x86_64
Android 5.0+
nodpi
121.0a1 APK
2015982304
October 27, 2023
armeabi-v7a
Android 5.0+
nodpi
121.0a1 APK
2015982306
October 27, 2023
arm64-v8a
Android 5.0+
nodpi
121.0a1 APK
2015982308
October 27, 2023
x86
Android 5.0+
nodpi
121.0a1 APK
2015982310
October 27, 2023
x86_64
Android 5.0+
nodpi
121.0a1 APK
2015982400
October 27, 2023
armeabi-v7a
Android 5.0+
nodpi
121.0a1 APK
2015982402
October 27, 2023
arm64-v8a
Android 5.0+
nodpi
121.0a1 APK
2015982404
October 27, 2023
x86
Android 5.0+
nodpi
121.0a1 APK
2015982406
October 27, 2023
x86_64
Android 5.0+
nodpi
121.0a1 APK
2015982496
October 28, 2023
armeabi-v7a
Android 5.0+
nodpi
121.0a1 APK
2015982498
October 28, 2023
arm64-v8a
Android 5.0+
nodpi
121.0a1 APK
2015982500
October 28, 2023
x86
Android 5.0+
nodpi
121.0a1 APK
2015982502
October 28, 2023
x86_64
Android 5.0+
nodpi
121.0a1 APK
2015982592
October 28, 2023
armeabi-v7a
Android 5.0+
nodpi
121.0a1 APK
2015982594
October 28, 2023
arm64-v8a
Android 5.0+
nodpi
121.0a1 APK
2015982596
October 28, 2023
x86
Android 5.0+
nodpi
121.0a1 APK
2015982598
October 28, 2023
x86_64
Android 5.0+
nodpi
121.0a1 APK
2015982688
October 29, 2023
armeabi-v7a
Android 5.0+
nodpi
121.0a1 APK
2015982690
October 29, 2023
arm64-v8a
Android 5.0+
nodpi
121.0a1 APK
2015982692
October 29, 2023
x86
Android 5.0+
nodpi
121.0a1 APK
2015982694
October 29, 2023
x86_64
Android 5.0+
nodpi
121.0a1 APK
2015982983
October 30, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015983079
October 31, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015983183
November 1, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015983271
November 1, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015983559
November 2, 2023
universal
Android 5.0+
nodpi
121.0a1 BUNDLE 8 S
2015984039
November 5, 2023
universal
Android 5.0+
160-640dpi
121.0a1 APK
2015984039
November 5, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015984519
November 8, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015984743
November 9, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015984999
November 10, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015985095
November 11, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015985191
November 11, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015985287
November 12, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015985383
November 12, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015985479
November 12, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015985575
November 13, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015985671
November 14, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015985767
November 14, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015985863
November 14, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015985959
November 15, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015986063
November 15, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015986151
November 16, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015986247
November 17, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015986343
November 17, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015986439
November 18, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015986535
November 18, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015986631
November 18, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015986727
November 19, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015986823
November 19, 2023
universal
Android 5.0+
nodpi
121.0a1 APK
2015986919
November 20, 2023
universal
Android 5.0+
nodpi
All Releases

Version:135.0a1

Uploaded:December 23, 2024 at 5:09AM UTC

File size:50.43 MB

Downloads:714

Firefox Nightly for Developers 134.0a1

Version:134.0a1

Uploaded:November 26, 2024 at 9:25AM UTC

File size:49.88 MB

Downloads:1,491

Firefox Nightly for Developers 133.0a1

Version:133.0a1

Uploaded:October 28, 2024 at 5:59PM UTC

File size:49.38 MB

Downloads:1,146

Firefox Nightly for Developers 132.0a1

Version:132.0a1

Uploaded:September 30, 2024 at 4:26AM UTC

File size:48.59 MB

Downloads:945

Firefox Nightly for Developers 131.0a1

Version:131.0a1

Uploaded:September 3, 2024 at 7:09AM UTC

File size:100.98 MB

Downloads:1,623

Version:130.0a1

Uploaded:August 6, 2024 at 3:20PM UTC

File size:303.68 MB

Downloads:1,563

Version:129.0a1

Uploaded:July 8, 2024 at 5:35AM UTC

File size:301.96 MB

Downloads:1,503

Version:128.0a1

Uploaded:June 10, 2024 at 3:28AM UTC

File size:292.9 MB

Downloads:1,394

Version:127.0a1

Uploaded:May 15, 2024 at 3:27AM UTC

File size:290.06 MB

Downloads:1,183

Version:126.0a1

Uploaded:April 15, 2024 at 3:07AM UTC

File size:289.27 MB

Downloads:925

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