The Fakespot Deepfake Detector extension will help you sort out text written by humans from text that has been created using AI tools.

Deep Fake Detector - AI Text Detection for Firefox
"Deep Fake Detector" is a Firefox add-on that enables users to analyze highlighted text to determine if it's written by a human or generated by AI tools. Utilizing the advanced APOLLO method along with various open-sourced detection models, it provides instant, reliable analysis of text, with detailed breakdowns of each model's findings. Future updates will include image and video analysis, enhancing its capabilities beyond text evaluation.
Add-on stats
Manifest V3
Weekly download count: 286
Firefox on Android: No
Permissions:
- unlimitedStorage
- activeTab
- storage
- contextMenus
Host permissions:
- http://*/*
- https://*/*
Size: 625.32K
Email: co*****@fakespot.com
URLs: Website ,Privacy policy
Full description: See detailed description
Ranking
User reviews
Pros
- Some users find it to be a good detector despite imperfections.
Cons
- Does not work at all for many users; receives repeated errors.
- Inaccurate detection for AI-generated content, falsely classifying it as human-written.
- Concerns about the add-on being sketchy or designed to steal cookies.
- Lack of transparency with no bug tracker or source code available.
Most mentioned
- The add-on frequently fails to function as intended.
- Inaccurate reporting of AI-generated text as human-written.
- User concerns regarding the legitimacy and purpose of the add-on.
User reviews
Thanks Moz!
by F_Tux, 2025-03-01
by Firefox user 18803233, 2025-02-21
by mlplyler, 2025-02-21
Add-on safety
Risk impact
Deep Fake Detector requires a few sensitive permissions. Exercise caution before installing.
Risk impact analysis details
- Critical Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- High ******* ******* **** *** ****** ***** *** ***** ** ******* **** ********* ********* ** * *********** *****
- Low ******* ****** ** *** ********* ********
Risk likelihood
We don't have sufficient data to confidently determine the risk likelihood of Deep Fake Detector. Use it at your own risk.
Risk likelihood analysis details
- High This extension has low user count. Unpopular extensions may not be stable or safe.
- Medium **** ********* *** ***** ** *** **** * ******* *** ********** *** *** ** ****** ** *****
- Low **** ********* *** ******* **** **** * ****** **** ***** ******** *** **** ****** ** ** ****** *** *****
- Good **** ********* *** **** **** *******
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