# Qt privacy rating

Cross-platform C++ application framework with the Qt Widgets and Qt Quick/QML user interface toolkits, for desktop, mobile and embedded devices.

## Summary

Qt scores 35 out of 100 (grade F) on the cross-platform app frameworks criteria. It meets 1 of 4 criteria: no ads or data sales. It partly meets open source. It does not meet no trackers or telemetry and independent audit. It is based in Finland: Not in the Five, Nine or Fourteen Eyes; EU member (GDPR).

- Website: https://www.qt.io
- Source code: https://code.qt.io/cgit/qt/qtbase.git/
- Jurisdiction: Finland. Not in the Five, Nine or Fourteen Eyes. EU member (GDPR).
- Platforms: Linux, macOS, Windows, Android, iOS, Web
- Home page trackers: Google Tag Manager, HubSpot, OneTrust (not scored), Sentry (not scored)
- Category: [Cross-platform app frameworks](https://privacyratings.com/app-frameworks/)
- Grade: F (35/100)

## Criteria

| Criterion | Answer | Note | Evidence |
| --- | --- | --- | --- |
| Open source | Partial | Available under LGPLv3 and GPL, or under a commercial license, but a few add-on modules and tools are commercial only. | https://code.qt.io/cgit/qt/qtbase.git/tree/LICENSES/LGPL-3.0-only.txt |
| No trackers or telemetry | No | The qt.io website loads Google Tag Manager, HubSpot, Optimizely and Sentry. | https://www.qt.io/ |
| No ads or data sales | Yes | Funded by commercial licenses from The Qt Company, with no ads in the framework. | https://www.qt.io/pricing |
| Independent audit | No | No independent audit is published. |  |

Source: https://privacyratings.com/app-frameworks/qt/
Edit: https://github.com/privacyratings/privacyratings.com/edit/main/ratings/app-frameworks/qt.md