To use Android extensions, you'll need Firefox for Android. To explore Firefox for desktop add-ons, please visit our desktop site.

Log in
Add-on icon

Reviews for Tampermonkey

Tampermonkey by Jan Biniok

4.7 Stars out of 5
5
4,265
4
271
3
84
2
42
1
229
Review by Firefox user 17058334
by Firefox user 17058334, 10 months ago
latest version has a BUG. it is not always recognizing web pages and triggers no scripts, especially on youtube. I had to rollback to 5.0.0. those version still works flawless.