Premium
Download Firefox Beta for Testers 51.0 APK
Version: 51.0 (2015465753)
Languages: 89
Package: org.mozilla.firefox_beta
Downloads: 704
Target: Android 6.0 (Marshmallow, API 23)
nodpi
About Firefox Beta for Testers 51.0
Help refine and polish the newest features almost ready for prime time. With Firefox Beta — Web browser, you get to test the latest performance, customization and security enhancements before they make it to our next version. Have an impact by helping to put the finishing touches on features and functionality.
Find a bug? Report it at mzl.la/android_bugs.
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/en-US/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/en-US/privacy/firefox/
ABOUT MOZILLA
Mozilla is a proudly non-profit organization dedicated to keeping the power of the Web in people's hands. We're a global community of users, contributors and developers working to innovate on your behalf. When you use Firefox, you become a part of that community, helping us build a brighter future for the Web. Learn more at mozilla.org.
Firefox Beta for Testers 51.0 variants
This release may come in several variants. Consult our handy FAQ to see which download is right for you.
Version:55.0(2015503385) for Android 4.0.3+ (Ice Cream Sandwich MR1, API 15)
Uploaded:August 1, 2017 at 6:03PM UTC
File size:37.63 MB
Downloads:1,125
Version:54.0(2015492705) for Android 4.0.3+ (Ice Cream Sandwich MR1, API 15)
Uploaded:June 10, 2017 at 3:39PM UTC
File size:37.15 MB
Downloads:756
Version:53.0(2015481945) for Android 4.0.3+ (Ice Cream Sandwich MR1, API 15)
Uploaded:April 11, 2017 at 5:35PM UTC
File size:36.78 MB
Downloads:727
Version:52.0(2015474305) for Android 4.0.3+ (Ice Cream Sandwich MR1, API 15)
Uploaded:March 3, 2017 at 7:36PM UTC
File size:32.25 MB
Downloads:1,376
Version:51.0(2015465753) for Android 4.0.3+ (Ice Cream Sandwich MR1, API 15)
Uploaded:January 17, 2017 at 10:04PM UTC
File size:36.33 MB
Downloads:704
Version:50.0(2015451113) for Android 4.0.3+ (Ice Cream Sandwich MR1, API 15)
Uploaded:November 3, 2016 at 4:36PM UTC
File size:36.55 MB
Downloads:1,259
Version:49.0(2015440177) for Android 4.0.3+ (Ice Cream Sandwich MR1, API 15)
Uploaded:September 6, 2016 at 10:03PM UTC
File size:36.08 MB
Downloads:1,210
Version:48.0(2015432121) for Android 4.0.3+ (Ice Cream Sandwich MR1, API 15)
Uploaded:July 27, 2016 at 6:33AM UTC
File size:35.86 MB
Downloads:1,083
Version:47.0(2015421593) for Android 4.0.3+ (Ice Cream Sandwich MR1, API 15)
Uploaded:June 1, 2016 at 7:25PM UTC
File size:37.94 MB
Downloads:957
Version:46.0(2015413649) for Android 4.0.3+ (Ice Cream Sandwich MR1, API 15)
Uploaded:April 22, 2016 at 5:53PM UTC
File size:40.03 MB
Downloads:704
Version:157.0b5
Uploaded:September 23, 2026 at 4:45PM UTC
File size:66.31 MB
Downloads:60
Version:157.0b4
Uploaded:September 21, 2026 at 7:19PM UTC
File size:48.13 MB
Downloads:36
Version:157.0b3
Uploaded:September 19, 2026 at 2:04AM UTC
File size:66.27 MB
Downloads:67
Version:157.0b2
Uploaded:September 16, 2026 at 6:03PM UTC
File size:48.10 MB
Downloads:24
Version:157.0b1
Uploaded:September 15, 2026 at 5:58AM UTC
File size:66.27 MB
Downloads:42
Version:156.0b5
Uploaded:September 12, 2026 at 4:14PM UTC
File size:64.92 MB
Downloads:62
Version:156.0b4
Uploaded:September 7, 2026 at 10:48PM UTC
File size:47.23 MB
Downloads:45
Version:156.0b3
Uploaded:September 6, 2026 at 5:36PM UTC
File size:64.88 MB
Downloads:44
Version:156.0b2
Uploaded:September 2, 2026 at 2:25PM UTC
File size:47.21 MB
Downloads:45
Version:156.0b1
Uploaded:August 31, 2026 at 9:26PM UTC
File size:66.12 MB
Downloads:44
