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Preview of Advanced Profanity Filter

Advanced Profanity Filter by FrostCo

Available on Firefox for Android™

Advanced Profanity Filter helps to clean up bad language on the websites you and your family visit.

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About this extension
Advanced Profanity Filter helps to clean up bad language on the websites you and your family visit.
  • Filter modes
    • Censor - Hide offending words
    • Substitute - Replace offensive words
    • Remove - Remove offensive words
  • Customizable word and substitution lists
  • Works everywhere, including popular pages such as:
    • Facebook
    • Pinterest
    • Reddit
    • Twitter
  • Audio muting for videos on supported sites:
    • Amazon Video
    • Hulu
    • Netflix
    • Plex
    • Vudu
    • YouTube
    • And more! You can even add your own! (advanced)

For a detailed overview of the features and settings, please see the Getting Started page.
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PermissionsLearn more

Required permissions:

  • Display notifications to you
  • Access browser tabs
  • Access your data for all websites
More information
Add-on Links
Version
4.2.1
Size
647.27 KB
Last updated
16 days ago (Jun 6, 2025)
Related Categories
License
GNU Lesser General Public License v3.0 only
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Release notes for 4.2.1
✨ New Features & Updates
- Make wordlists dynamic (allow +/- 6) (#14)

🔇 Audio muting
- Update audio muting for Fubo
- Update audio muting for CW TV
- Update audio muting for Vimeo
- Update audio muting for Peacock
- Update audio muting for Apple TV+
- Update audio muting for Discovery+
- Support multiple <br> tags in captions

🐛 Bugs Fixed
- Hide wordlists in Bulk Word Editor when disabled
- Prevent duplicates in Allowlists
- Audio: Watcher mode now requires captions to show as supported
- Audio: Remove leftover line-breaks in APF Captions
- Improve identifying unsupported protocols for Popup
- Avoid escaping quotes in AudioRule selectors
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