App Store Keyword Tool
Find the keywords any iOS app ranks for, uncover untapped ASO opportunities, and compare your keyword strategy against competitors — free, across 55+ App Store countries.
How App Store keyword research works in Appstro
- 1
Search for an app
Look up your app or any competitor by name across more than 55 App Store storefronts.
- 2
Open keyword analysis
See the keywords the app ranks for, along with rankings and competition signals.
- 3
Find opportunities
Spot high-value keywords your competitors rank for that you are missing, and refine your title, subtitle and keyword field.
What you can do with the keyword tool
Keyword discovery
See which keywords drive installs for any app and add them to your ASO plan.
Competitor benchmarking
Compare keyword coverage between your app and the top apps in your category.
55+ countries
Research keywords per storefront — what wins in the US may differ in Japan or Brazil.
Ranking insight
Combine keyword data with rankings, ratings and reviews for a full ASO picture.
Why App Store keywords matter
The majority of App Store downloads start with a search. Ranking for the right keywords in your app title, subtitle and keyword field is one of the highest-leverage things an indie developer or ASO team can do to grow organic installs without paying for ads.
- Higher visibility for searches your ideal users actually type
- More qualified, lower-cost organic installs
- A data-backed way to prioritise your title, subtitle and keyword field
App Store keyword tool FAQ
Is the App Store keyword tool free?
Yes. You can research keywords and analyze competitors with Appstro for free.
Which app stores are supported?
Appstro focuses on the Apple App Store and covers more than 55 country storefronts.
Do I need to sign up?
No account is required to search apps and run keyword analysis.
Start your free App Store keyword research
Search any app and open keyword analysis in seconds.