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Learn App Building

Plain-English explainers for every concept worth knowing. Pick a topic to get the definition, the why-it-matters, and where to go next.

The Apple App Review Guidelines, explained

The Apple App Review Guidelines are the rulebook every app is checked against before it goes live, and knowing the handful of rules that trip up first-time builders is the difference between approval and a rejection you cannot decode.

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How Google Play closed testing works

Google Play requires newer personal developer accounts to run a closed test - 14 days with at least 12 testers - before an app can be promoted to production, and clearing that wall is one of the most practical early skills for a new Android publisher.

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