Two of them, both free, neither asks you to sign up. They exist because the same two things keep costing people weeks: the closed-testing clock, and a store rule that changed after their tools learned it.
Checks your real project against the current Google Play and App Store rules before you submit, and names the file, the line and the source. Android 16 becomes mandatory on 2026-08-31; most models still answer with the old number. No account, no API key.
OpenTwelve testers, fourteen continuous days. Enter your start date and tester count, see which day you are on and when you can apply for production access. Everything lives in the link, nothing is stored.
OpenThese were both built because a question kept coming back on the answer pages. If you are stuck on something the tools do not cover, the question itself is useful to us.