CanvasBlocker
Alters some JS APIs to prevent fingerprinting.
Total ratings
4.61
(Rating count:
428)Review summary
These summaries are automatically generated weekly using AI based on recent user reviews.
Firefox Browser Add-ons does not verify user reviews, so some user reviews may be inaccurate,
spammy, or outdated. Pros
- Helps stop sites and corporations from tracking internet activity.
- The extension works without major issues for most users.
- Provides significant privacy protection during browsing.
Cons
- Users face issues with captchas when using the add-on.
- Reported unique fingerprints still appear despite using the add-on.
- It does not prevent tracking in all cases, particularly with offscreen workers.
Most mentioned
- Tracking prevention effectiveness.
- Issues with captchas.
- Inconsistent results on fingerprinting tests.
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User reviews
Recent rating average:
4.80
All time rating average:
4.61
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| Date | Author | Rating | Comment |
|---|---|---|---|
| 2025-03-14 | Firefox user 18882242 | | |
| 2025-03-13 | Firefox user 17855064 | | |
| 2025-03-09 | Firefox user 18871435 | | |
| 2025-03-08 | Firefox user 18863262 | | |
| 2025-03-01 | Gabb4SauRuzZ | | |
| 2025-02-23 | tutzlima | | I use this extension together with "AmIUnique" and, based on this, i have no complaints. There were few moments that my fingerprint was collected by AmIUnique, but the *most* were specific moments that I turned off the canvasblocker for testing. |
| 2025-02-17 | Firefox user 18838370 | | |
| 2025-02-14 | Davville | | |
| 2025-02-11 | Jojo | | |
| 2025-02-10 | 远离中共邪教快退出党团队 | |
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