Warning: Nightly is an unstable testing and development platform. By default, Firefox Nightly automatically sends data to Mozilla — and sometimes our partners — to help us handle problems and try ideas. Learn what is shared: www.mozilla.org/en-US/privacy/firefox/#pre-release

Firefox Nightly gets updated every day and is designed to showcase the more experimental builds of Firefox. The Nightly channel allows users to experience the newest Firefox innovations in an unstable environment and provide feedback on features and performance to help determine what makes the final release.

Found a bug? Report it at: github.com/mozilla-mobile/fenix/issues

Want to know more about the permissions Firefox requests?: mzl.la/Permissions

See our list of supported devices and latest minimum system requirements at: www.mozilla.org/firefox/mobile/platforms/

Mozilla marketing: In order to understand the performance of certain Mozilla marketing campaigns, Firefox sends data, including a Google advertising ID, IP address, timestamp, country, language/locale, operating system, app version, to our third party vendor. Learn more by reading our Privacy Notice here: www.mozilla.org/privacy/firefox/

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This release comes in several variants (we currently have 65). Consult our handy FAQ to see which download is right for you.

Variant
Arch
Version
DPI
103.0a1 APK
2015883721
May 31, 2022
armeabi-v7a
Android 5.0+
nodpi
103.0a1 APK
2015883723
May 31, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015883725
May 31, 2022
x86
Android 5.0+
nodpi
103.0a1 APK
2015883727
May 31, 2022
x86_64
Android 5.0+
nodpi
103.0a1 APK
2015883817
June 1, 2022
armeabi-v7a
Android 5.0+
nodpi
103.0a1 APK
2015883819
June 1, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015883823
June 1, 2022
x86_64
Android 5.0+
nodpi
103.0a1 APK
2015884009
June 2, 2022
armeabi-v7a
Android 5.0+
nodpi
103.0a1 APK
2015884011
June 2, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015884115
June 3, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015884203
June 3, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015884395
June 4, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015884491
June 5, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015884585
June 5, 2022
armeabi-v7a
Android 5.0+
nodpi
103.0a1 APK
2015884587
June 5, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015884591
June 5, 2022
x86_64
Android 5.0+
nodpi
103.0a1 APK
2015884681
June 5, 2022
armeabi-v7a
Android 5.0+
nodpi
103.0a1 APK
2015884683
June 5, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015884779
June 6, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015884969
June 7, 2022
armeabi-v7a
Android 5.0+
nodpi
103.0a1 APK
2015884971
June 7, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015885091
June 7, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015885163
June 8, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015885257
June 8, 2022
armeabi-v7a
Android 5.0+
nodpi
103.0a1 APK
2015885259
June 8, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015885499
June 10, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015885503
June 10, 2022
x86_64
Android 5.0+
nodpi
103.0a1 APK
2015885545
June 10, 2022
armeabi-v7a
Android 5.0+
nodpi
103.0a1 APK
2015885547
June 10, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015885549
June 10, 2022
x86
Android 5.0+
nodpi
103.0a1 APK
2015885737
June 11, 2022
armeabi-v7a
Android 5.0+
nodpi
103.0a1 APK
2015885743
June 11, 2022
x86_64
Android 5.0+
nodpi
103.0a1 APK
2015885835
June 11, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015885931
June 12, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015885935
June 12, 2022
x86_64
Android 5.0+
nodpi
103.0a1 APK
2015886027
June 12, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015886123
June 13, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015886315
June 14, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015886319
June 14, 2022
x86_64
Android 5.0+
nodpi
103.0a1 APK
2015886413
June 14, 2022
x86
Android 5.0+
nodpi
103.0a1 APK
2015886507
June 15, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015886603
June 15, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015886891
June 17, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015886993
June 18, 2022
armeabi-v7a
Android 5.0+
nodpi
103.0a1 APK
2015886995
June 18, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015886999
June 18, 2022
x86_64
Android 5.0+
nodpi
103.0a1 APK
2015887177
June 18, 2022
armeabi-v7a
Android 5.0+
nodpi
103.0a1 APK
2015887179
June 18, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015887275
June 19, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015887467
June 20, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015887659
June 21, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015887761
June 21, 2022
armeabi-v7a
Android 5.0+
nodpi
103.0a1 APK
2015887763
June 21, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015887945
June 22, 2022
armeabi-v7a
Android 5.0+
nodpi
103.0a1 APK
2015887947
June 22, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015888041
June 23, 2022
armeabi-v7a
Android 5.0+
nodpi
103.0a1 APK
2015888047
June 23, 2022
x86_64
Android 5.0+
nodpi
103.0a1 APK
2015888137
June 23, 2022
armeabi-v7a
Android 5.0+
nodpi
103.0a1 APK
2015888337
June 24, 2022
armeabi-v7a
Android 5.0+
nodpi
103.0a1 APK
2015888339
June 24, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015888619
June 26, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015888905
June 27, 2022
armeabi-v7a
Android 5.0+
nodpi
103.0a1 APK
2015888907
June 28, 2022
arm64-v8a
Android 5.0+
nodpi
103.0a1 APK
2015888909
June 27, 2022
x86
Android 5.0+
nodpi
103.0a1 APK
2015888911
June 27, 2022
x86_64
Android 5.0+
nodpi
All Releases

Version:104.0a1

Uploaded:June 29, 2022 at 11:25PM UTC

File size:77.16 MB

Downloads:330

Version:103.0a1

Uploaded:June 28, 2022 at 12:36AM UTC

File size:77.67 MB

Downloads:2,948

Version:102.0a1

Uploaded:May 31, 2022 at 9:46AM UTC

File size:77.59 MB

Downloads:2,744

Version:101.0a1

Uploaded:May 2, 2022 at 9:57PM UTC

File size:77.2 MB

Downloads:2,909

Version:100.0a1

Uploaded:April 5, 2022 at 3:05PM UTC

File size:79.82 MB

Downloads:2,222

Version:99.0a1

Uploaded:March 8, 2022 at 6:28PM UTC

File size:75.78 MB

Downloads:2,355

Version:98.0a1

Uploaded:February 8, 2022 at 6:11PM UTC

File size:73.42 MB

Downloads:3,121

Version:97.0a1

Uploaded:January 11, 2022 at 7:03PM UTC

File size:73.11 MB

Downloads:4,412

Version:96.0a1

Uploaded:December 9, 2021 at 8:33AM UTC

File size:77.56 MB

Downloads:4,360

Version:95.0a1

Uploaded:November 2, 2021 at 8:23PM UTC

File size:72.03 MB

Downloads:3,599

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