Cross-platform app frameworks
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.
Score 50 out of 100. How scoring works
Criteria
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Yes
Open source Weight 3 of 3
Is all the source code needed to run the product public?
MIT-licensed. The EAS cloud build and update services are separate hosted products.
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No
No trackers or telemetry Weight 3 of 3
Are the website and apps free of third-party trackers, with any analytics anonymous and any telemetry off by default?
The Expo CLI sends anonymous usage data by default until EXPO_NO_TELEMETRY is set, and expo.dev loads the RudderStack analytics SDK.
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Yes
No ads or data sales Weight 2 of 3
Is the product funded without advertising, ad targeting or selling user data?
Funded by paid Expo Application Services plans, with no ads in the framework.
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No
Independent audit Weight 2 of 3
Has an independent security or privacy audit been published within the last three years?
No independent audit is published.