# Expo privacy rating

Framework and tooling built on React Native for building Android, iOS and web apps, with a CLI, SDK modules, file-based routing and optional cloud build services.

## Summary

Expo scores 50 out of 100 (grade D) on the cross-platform app frameworks criteria. It meets 2 of 4 criteria: open source and no ads or data sales. It does not meet no trackers or telemetry and independent audit. It is based in the United States: Five Eyes member; subject to the US CLOUD Act.

- Website: https://expo.dev
- Source code: https://github.com/expo/expo
- License: MIT
- Jurisdiction: United States. Five Eyes member. Subject to the US CLOUD Act.
- Platforms: Linux, macOS, Windows, Android, iOS, Web
- Home page trackers: none found
- Category: [Cross-platform app frameworks](https://privacyratings.com/app-frameworks/)
- Grade: D (50/100)

## Criteria

| Criterion | Answer | Note | Evidence |
| --- | --- | --- | --- |
| Open source | Yes | MIT-licensed. The EAS cloud build and update services are separate hosted products. | https://github.com/expo/expo/blob/main/LICENSE |
| No trackers or telemetry | No | The Expo CLI sends anonymous usage data by default until EXPO_NO_TELEMETRY is set, and expo.dev loads the RudderStack analytics SDK. | https://docs.expo.dev/more/expo-cli/#telemetry |
| No ads or data sales | Yes | Funded by paid Expo Application Services plans, with no ads in the framework. | https://expo.dev/pricing |
| Independent audit | No | No independent audit is published. |  |

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