Nyan Cat Extension
Replace YouTube's progress bar with an animated cat on a rainbow trail. 12 cats or upload your own GIF.
#9 in Just for FunWhat users praise
- An adorable Nyan Cat with a rainbow along the YouTube progress bar — a resurrected classic
- Lightweight, no lag; customization and languages were added
- Users keep it for 5 years
What users complain about
- YouTube UI updates break the rainbow (turns green/vanishes)
- The cat gradually "grows" for some users, requiring a reinstall
- Glitches on scene-change videos
Compiled from real Chrome Web Store reviews. We only report what users actually wrote — no summaries were invented.
Score breakdown
Reliability1.00
Satisfaction0.83
Usefulness0.15
Safety1.00
Trust0.80
Substance0.85
Strongest: reliability. Weak spot: usefulness.
Based on 92 reviews · computed Jul 18, 2026. Bars show only what we could actually measure.
What we checked
50recent reviews read
MV3manifest version
6permissions requested
Jun 27, 2026last updated
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