# sing-box privacy rating

Universal proxy platform that supports Shadowsocks, VLESS, Trojan, Hysteria 2, WireGuard and other protocols with rule-based routing, available as a command-line core and official graphical clients.

## Summary

sing-box scores 80 out of 100 (grade B) on the proxies criteria. It meets 3 of 4 criteria: open source, no trackers or telemetry and no ads or data sales. It does not meet independent audit.

- Website: https://sing-box.sagernet.org
- Source code: https://github.com/SagerNet/sing-box
- Platforms: Windows, macOS, Linux, Android, iOS
- Home page trackers: Cloudflare Web Analytics (cookieless analytics), Google Fonts (not scored)
- Category: [Proxies](https://privacyratings.com/proxies/)
- Grade: B (80/100)

## Criteria

| Criterion | Answer | Note | Evidence |
| --- | --- | --- | --- |
| Open source | Yes | GPL-3.0-or-later, with an added restriction on use of the project name. | https://github.com/SagerNet/sing-box/blob/testing/LICENSE |
| No trackers or telemetry | Yes | The privacy policy states the software and official clients do not collect or share personal data, and Exodus finds no trackers in the Android app. | https://sing-box.sagernet.org/clients/privacy/ |
| No ads or data sales | Yes | Free project supported by sponsors, with no ads or data sales. | https://sing-box.sagernet.org/sponsors/ |
| Independent audit | No | No independent audit is published. |  |

Source: https://privacyratings.com/proxies/sing-box/
Edit: https://github.com/privacyratings/privacyratings.com/edit/main/ratings/proxies/sing-box.md