App Store Analytics & ASO Research

Appstro is a free App Store analytics tool for indie developers and ASO teams. Research keywords, track competitors, analyze ratings & reviews, and compare app rankings across 55+ countries.

Live Top Charts

Real-time
Top Free
Top Paid
Top Grossing

Quick Search

Browse by Category

What you can do with Appstro

App Store keyword research

Find the keywords an app ranks for and discover ASO opportunities to improve your own App Store optimization.

Competitor & ranking analytics

Compare any app's ranks, ratings, review counts and release age side by side to benchmark your competition.

Ratings & review analysis

Read what users love and complain about, with AI-assisted sentiment summaries across countries.

Live top charts in 55+ countries

Track the top free, paid and grossing apps in real time across more than 55 App Store storefronts.

Frequently asked questions

What is Appstro?

Appstro is a free App Store analytics and ASO tool that helps indie developers and marketing teams research keywords, track competitors, analyze reviews, and compare app rankings across 55+ countries.

Is Appstro free to use?

Yes. You can search apps, view live top charts, and run keyword and competitor analysis for free.

Which countries does Appstro support?

Appstro covers more than 55 App Store storefronts, including the US, UK, Canada, Australia, India, Germany, France, Japan, Brazil and many more.