Keyword research for the App Store and Google Play, from the stores' own numbers. Ask ChatGPT which phrases a competitor ranks for, including the hidden keyword field nobody can see; score any keyword with Apple Search Ads popularity and first-page difficulty; analyse a niche; compare where two apps rank; check Apple's top charts and an app's visibility; and follow your apps and keywords so aso.best reads their positions every morning. Numbers come from Apple and Google, never from estimates. Requires an aso.best account; the tools answer on paid plans, bought on aso.best.