AdBlocker Ultimate by AdAvoid

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AdBlocker Ultimate version history - 25 versions

Be careful with old versions! These versions are displayed for testing and reference purposes.You should always use the latest version of an add-on.
Latest version
Version 3.8.35
Released 29 Apr 2025 - 7.46 MB
Works with firefox 78.0 and later, android 120.0 and later
- Updated: language translations
- Updated: local filters
- Updated: core libraries
- Updated: minor fixes & improvements
Source code released under GNU Lesser General Public Licence v3.0 only
You'll need Firefox to use this extension
Download Firefox and get the extension
Download file
Older versions
Version 3.8.34
Released 14 Apr 2025 - 7.08 MB
Works with firefox 78.0 and later, android 120.0 and later
- Updated: language translations
- Updated: local filters
- Updated: core libraries
- Updated: minor fixes & improvements
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.8.33
Released 26 Mar 2025 - 7.07 MB
Works with firefox 78.0 and later, android 120.0 and later
- Updated: language translations
- Updated: local filters
- Updated: core libraries
- Updated: minor fixes & improvements
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.8.32
Released 5 Feb 2025 - 6.78 MB
Works with firefox 78.0 and later, android 120.0 and later
* Updated: language translations
* Updated: local filters
* Updated: core libraries
* Updated: minor fixes & improvements
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.8.26
Released 16 Jul 2024 - 6.57 MB
Works with firefox 78.0 and later, android 120.0 and later
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.8.25
Released 7 May 2024 - 6.57 MB
Works with firefox 78.0 and later, android 120.0 and later
* Updated: language translations
* Updated: local filters
* Updated: core libraries
* Updated: minor fixes & improvements
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.8.21
Released 15 Feb 2024 - 6.53 MB
Works with firefox 78.0 and later, android 120.0 and later
* Updated: language translations
* Updated: local filters
* Updated: core libraries
* Updated: minor fixes & improvements
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.8.18
Released 7 Feb 2024 - 6.54 MB
Works with firefox 78.0 and later, android 120.0 and later
* Updated: language translations
* Updated: local filters
* Updated: core libraries
* Updated: minor fixes & improvements
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.8.14
Released 27 Nov 2023 - 6.32 MB
Works with firefox 78.0 and later, android 120.0 and later
* Updated: language translations
* Updated: local filters
* Updated: core libraries
* Updated: minor fixes & improvements
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.8.10
Released 13 Nov 2023 - 6.27 MB
Works with firefox 78.0 and later, android 120.0 and later
* New: Firefox for Android is now supported
* Improved: Transitioned to event pages
* Updated: language translations
* Updated: local filters
* Updated: core libraries
* Updated: minor fixes & improvements
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.8.7
Released 19 Oct 2023 - 6.27 MB
Works with firefox 78.0 and later, android 120.0 and later
* Improved: Filter update logic
* Updated: language translations
* Updated: local filters
* Updated: core libraries
* Updated: minor fixes & improvements
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.8.6
Released 12 Oct 2023 - 6.26 MB
Works with firefox 78.0 and later, android 120.0 and later
* Fixed: custom filter rules were not saved in rare occasions
* Updated: language translations
* Updated: local filters
* Updated: core libraries
* Updated: minor fixes & improvements
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.7.28
Released 21 May 2023 - 5.88 MB
Works with firefox 57.0 and later, android 120.0 and later
* Updated libraries
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.7.27
Released 9 May 2023 - 5.77 MB
Works with firefox 57.0 and later, android 57.0 to 68.*
* Fixed minor issues
* Updated translations
* Updated local filters
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.7.26
Released 27 Apr 2023 - 6.09 MB
Works with firefox 57.0 and later, android 57.0 to 68.*
* Fixed minor issues
* Updated translations
* Updated local filters
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.7.21
Released 23 Jan 2023 - 5.88 MB
Works with firefox 57.0 and later, android 57.0 to 68.*
* Fixed minor issues
* Updated translations
* Updated local filters
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.7.19
Released 29 Sep 2022 - 5.88 MB
Works with firefox 57.0 and later, android 57.0 to 68.*
* Fixed: custom filter rules would disappear in certain conditions
* Updated translations
* Updated local filters
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.7.18
Released 24 May 2022 - 5.77 MB
Works with firefox 57.0 and later, android 57.0 to 68.*
* Fixed minor issues
* Updated translations
* Updated local filters
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.7.16
Released 9 Mar 2022 - 5.69 MB
Works with firefox 57.0 and later, android 57.0 to 68.*
* Added an option to turn on/off context menu
* Updated translations
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.7.15
Released 6 Dec 2021 - 5.63 MB
Works with firefox 57.0 and later, android 57.0 to 68.*
* Now compatible with Firefox for Android
* Updated translations
* Updated libraries
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.7.12
Released 4 Oct 2021 - 5.45 MB
Works with firefox 51.0 and later, android 51.0 to 68.*
* Updated libraries & translations
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.7.11
Released 23 Jul 2021 - 5.38 MB
Works with firefox 51.0 and later, android 51.0 to 68.*
* fixed some visual glitches
* fixed incorrect translations
* other small fixes
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.7.10
Released 1 Dec 2020 - 5.37 MB
Works with firefox 51.0 and later, android 51.0 to 68.*
translations update and 2 new language-specific filters added
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.7.8
Released 29 Oct 2020 - 5.28 MB
Works with firefox 51.0 and later, android 51.0 to 68.*
Source code released under GNU Lesser General Public Licence v3.0 only
Download file
Version 3.7.7
Released 2 Oct 2020 - 5.28 MB
Works with firefox 51.0 and later, android 51.0 to 68.*
ad-blocking rules update
Source code released under GNU Lesser General Public Licence v3.0 only
Download file

Latest version

Version 3.8.35

Older versions

Version 3.8.34

Version 3.8.33

Version 3.8.32

Version 3.8.26

Version 3.8.25

Version 3.8.21

Version 3.8.18

Version 3.8.14

Version 3.8.10

Version 3.8.7

Version 3.8.6

Version 3.7.28

Version 3.7.27

Version 3.7.26

Version 3.7.21

Version 3.7.19

Version 3.7.18

Version 3.7.16

Version 3.7.15

Version 3.7.12

Version 3.7.11

Version 3.7.10

Version 3.7.8

Version 3.7.7