PopUp Fact Check for YouTube by PopUpFactCheck

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PopUp Fact Check for YouTube version history - 21 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 2.0.9
Released Aug 5, 2026 - 242.56 KB
Works with firefox 121.0 and later
Fixes bubbles going silent late in never-before-cached videos (processing fell behind the playhead; now it always works the part you're watching).
Source code released under All Rights Reserved
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Older versions
Version 2.0.8
Released Aug 5, 2026 - 242.37 KB
Works with firefox 121.0 and later
Bubble timing refinements.
Source code released under All Rights Reserved
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Version 2.0.7
Released Aug 4, 2026 - 239.9 KB
Works with firefox 121.0 and later
Fix toggle to always enable extension just not when clicked
Source code released under All Rights Reserved
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Version 2.0.6
Released Aug 4, 2026 - 239.06 KB
Works with firefox 121.0 and later
Bubble timing fixes.
Source code released under All Rights Reserved
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Version 2.0.5
Released Aug 4, 2026 - 238.81 KB
Works with firefox 121.0 and later
Bubble behavior modifications. In the near future this will be customizable by the user.
Source code released under All Rights Reserved
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Version 2.0.4
Released Aug 4, 2026 - 238.63 KB
Works with firefox 121.0 and later
Bubble time refinements
Source code released under All Rights Reserved
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Version 2.0.3
Released Aug 4, 2026 - 238.58 KB
Works with firefox 121.0 and later
Bug fix; bubble width
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Version 2.0.2
Released Aug 4, 2026 - 238.29 KB
Works with firefox 121.0 and later
Auto height bubbles better.
Source code released under All Rights Reserved
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Version 2.0.1
Released Aug 4, 2026 - 237.77 KB
Works with firefox 121.0 and later
Ensure all rolodox items also appear as bubbles.
Source code released under All Rights Reserved
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Version 2.0
Released Aug 4, 2026 - 236.86 KB
Works with firefox 121.0 and later
Massive improvements in content quality.
Source code released under All Rights Reserved
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Version 1.25.2
Released Aug 4, 2026 - 236.71 KB
Works with firefox 121.0 and later
Handle bubble queue pressure.
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Version 1.25.1
Released Aug 3, 2026 - 236.46 KB
Works with firefox 121.0 and later
Enhance content analysis layer.
Source code released under All Rights Reserved
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Version 1.25.0
Released Aug 2, 2026 - 234.45 KB
Works with firefox 121.0 and later
Multi-language support
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Version 1.0.24.2
Released Jul 27, 2026 - 217.98 KB
Works with firefox 121.0 and later
Rolodex fixes.
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Version 1.0.24.1
Released Jul 27, 2026 - 215.79 KB
Works with firefox 121.0 and later
live fact-checks now bind to the right subject by passing the analyzer's resolved speaker/referent through to the verdict (matching batch), song lyrics are allowed through instead of being suppressed, and the bubble rolodex works the same in Chrome and Firefox (Option/Alt or Ctrl + ↑/↓ any time, or plain ↑/↓ once paused) with onboarding copy that finally explains it.
Source code released under All Rights Reserved
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Version 1.0.24.0
Released Jul 23, 2026 - 215.34 KB
Works with firefox 121.0 and later
Compatibility with update API
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Version 1.0.22.3
Released Jul 14, 2026 - 215.37 KB
Works with firefox 121.0 and later
Fix dangling conjunction on sentense.
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Version 1.0.22.2
Released Jul 14, 2026 - 214.78 KB
Works with firefox 121.0 and later
Rolodox enhancements
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Version 1.0.22.1
Released Jul 13, 2026 - 214.11 KB
Works with firefox 121.0 and later
Improved rolodex navigation.
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Version 1.0.22
Released Jul 10, 2026 - 211.35 KB
Works with firefox 121.0 and later
Batch reporting added.
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Version 1.0.20.1
Released Jul 5, 2026 - 192.78 KB
Works with firefox 121.0 and later
Source code released under All Rights Reserved
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