Welcome back.

Know what works before you build.

Research iOS apps, keywords and markets with real App Store data. Every estimate comes with a confidence level, so you can see how sure it is.

• Size up any app

  Estimated downloads and revenue by country, with chart history.

• Pick keywords you can win

  Popularity, difficulty and who ranks for each search.

• Out-rank a competitor

  The searches your rivals rank for and you don't.

• Hear when it moves

  Watchlists and alerts when an app climbs or drops.