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Download Firefox Nightly for Developers 101.0a1 APK
Version: 101.0a1 (2015877967)
Languages: 113
Package: org.mozilla.fenix
Downloads: 27
Target: Android 11 (API 30)
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What's new in Firefox Nightly for Developers 101.0a1
From version 5.2.0:
* Sort Logins
* Streamline Bookmarks/History access
* Improved QR code scanning
* Stability and bugfixes
About Firefox Nightly for Developers 101.0a1
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
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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/
Take a browse on the wild side. Be among the first to explore future releases.
Firefox Nightly for Developers 101.0a1 variants
This release comes in several variants (we currently have 55). Consult our handy FAQ to see which download is right for you.
Version:121.0a1(2015982694) for Android 5.0+ (Lollipop, API 21)
Uploaded:October 29, 2023 at 6:44AM UTC
File size:96.64 MB
Downloads:134
Version:121.0a1(2015981686) for Android 5.0+ (Lollipop, API 21)
Uploaded:October 24, 2023 at 12:07AM UTC
File size:96.57 MB
Downloads:36
Version:120.0a1(2015977223) for Android 5.0+ (Lollipop, API 21)
Uploaded:September 30, 2023 at 6:15PM UTC
File size:95.52 MB
Downloads:16
Version:120.0a1(2015976295) for Android 5.0+ (Lollipop, API 21)
Uploaded:September 26, 2023 at 2:44AM UTC
File size:95.45 MB
Downloads:43
Version:119.0a1(2015970903) for Android 5.0+ (Lollipop, API 21)
Uploaded:August 29, 2023 at 1:08AM UTC
File size:93.26 MB
Downloads:42
Version:118.0a1(2015969063) for Android 5.0+ (Lollipop, API 21)
Uploaded:August 19, 2023 at 6:24AM UTC
File size:94.63 MB
Downloads:13
Version:118.0a1(2015965511) for Android 5.0+ (Lollipop, API 21)
Uploaded:July 31, 2023 at 7:13PM UTC
File size:95.11 MB
Downloads:21
Version:117.0a1(2015965415) for Android 5.0+ (Lollipop, API 21)
Uploaded:July 31, 2023 at 6:47AM UTC
File size:94.96 MB
Downloads:12
Version:117.0a1(2015960327) for Android 5.0+ (Lollipop, API 21)
Uploaded:July 4, 2023 at 6:05PM UTC
File size:94.15 MB
Downloads:43
Version:116.0a1(2015959847) for Android 5.0+ (Lollipop, API 21)
Uploaded:July 2, 2023 at 6:59AM UTC
File size:94.23 MB
Downloads:45
Version:154.0a1
Uploaded:July 9, 2026 at 3:21AM UTC
File size:66.41 MB
Downloads:958
Version:153.0a1
Uploaded:June 15, 2026 at 2:12PM UTC
File size:65.26 MB
Downloads:1,458
Version:152.0a1
Uploaded:May 18, 2026 at 2:18PM UTC
File size:62.75 MB
Downloads:1,321
Version:151.0a1
Uploaded:April 20, 2026 at 1:22PM UTC
File size:59.06 MB
Downloads:1,589
Version:150.0a1
Uploaded:March 23, 2026 at 11:36AM UTC
File size:58.14 MB
Downloads:1,365
Version:149.0a1
Uploaded:February 23, 2026 at 1:04PM UTC
File size:57.05 MB
Downloads:2,461
Version:148.0a1
Uploaded:January 12, 2026 at 2:44PM UTC
File size:56.34 MB
Downloads:1,449
Version:147.0a1
Uploaded:December 8, 2025 at 1:51PM UTC
File size:55.60 MB
Downloads:1,828
Version:146.0a1
Uploaded:November 10, 2025 at 2:18PM UTC
File size:58.28 MB
Downloads:2,239
Version:145.0a1
Uploaded:October 13, 2025 at 8:09AM UTC
File size:58.17 MB
Downloads:1,337
