Firefox Nightly for Developers

Firefox Nightly for Developers

Try Fenix, Mozilla's latest browser

Mozilla

4.3
Downzen rating
3.8
Users rating
34.2K Download
147 Alternatives
Tools
Review
Alternatives
Download file 

Try Fenix, Mozilla's latest browser
Firefox Preview also called Mozilla Fenix is the latest product from Mozilla. The Web browser war left Firefox behind, because of the fierce competition with Google Chrome. Fenix is the return ticket of Mozilla to the scene of web browsers. Download Mozilla Fenix in APK format by clicking the download button on this page.


Additional information

  • Version
    119.0a1
  • Last update
    2025-11-24
  • Downloads
    34.2K
  • License
    Free
  • Size
    85.1MB
  • Requires
    Android 5.0+
    Permissions
  • Category
    Tools/ Browsers
  • filename
    firefox-preview-1190a1-armeabi-v7a-downzen.com.apk

Newer version available for download 147.0a1

Download Firefox Nightly for Developers version 119.0a1

Click here to download .APK  
Architecture armeabi-v7a
Click here to download .APK  
Architecture arm64-v8a
Click here to download .APK  
Architecture x86_64

Other versions

147.0a1
x86_64
24/11/2025
147.0a1
arm64-v8a
24/11/2025
147.0a1
armeabi-v7a
24/11/2025
139.0a1
x86_64
01/04/2025
139.0a1
arm64-v8a
01/04/2025
139.0a1
armeabi-v7a
01/04/2025
138.0a1
x86_64
06/03/2025
138.0a1
arm64-v8a
06/03/2025
138.0a1
armeabi-v7a
06/03/2025
137.0a1
x86_64
06/02/2025
137.0a1
arm64-v8a
06/02/2025
137.0a1
armeabi-v7a
06/02/2025
Old versions Firefox Nightly for Developers

More from publisher Mozilla

Firefox Focus The privacy browser

4.5
59.4MB

Firefox Lite Fast and Lightweight Web Browser

4.4
6.5MB

Firefox Browser: fast, private & safe web browser

4.7
69.8MB