# SponsorBlock privacy rating

Crowdsourced browser extension that skips sponsored segments and other unwanted parts of YouTube videos using community-submitted timestamps.

## Summary

SponsorBlock scores 65 out of 100 (grade C) on the browser extensions criteria. It meets 2 of 4 criteria: open source and no ads or data sales. It partly meets no trackers or telemetry. It does not meet independent audit.

- Website: https://sponsor.ajay.app
- Source code: https://github.com/ajayyy/SponsorBlock
- License: GPL-3.0
- Home page trackers: Cloudflare Web Analytics (cookieless analytics)
- Category: [Browser extensions](https://privacyratings.com/browser-extensions/)
- Also rated: [DeArrow](https://privacyratings.com/browser-extensions/dearrow/) (Browser extensions)
- Grade: C (65/100)

## Criteria

| Criterion | Answer | Note | Evidence |
| --- | --- | --- | --- |
| Open source | Yes | GPL-3.0 and LGPL-3.0. | https://github.com/ajayyy/SponsorBlock/blob/master/LICENSE |
| No trackers or telemetry | Partial | No third-party trackers; anonymous skip counting is on by default and can be turned off in settings. | https://gist.github.com/ajayyy/aa9f8ded2b573d4f73a3ffa0ef74f796 |
| No ads or data sales | Yes | Funded by donations, with no ads. | https://sponsor.ajay.app/donate/ |
| Independent audit | No | No independent audit is published. |  |

Source: https://privacyratings.com/browser-extensions/sponsorblock/
Edit: https://github.com/privacyratings/privacyratings.com/edit/main/ratings/browser-extensions/sponsorblock.md