Keyword and metadata fit
Your title, subtitle, keyword field, short description, and long description should align around terms real users search for, not just internal product language.
App storeoptimization foriOS & Android
App store optimization is how you improve an app listing so more qualified users find it, understand it, and install it. ASOZen gives you a free audit of the keywords, metadata, screenshots, competitors, and tracking signals that matter.
Example appApp Store · United States
44
ASO score / 100
At risk+1 since last
AI diagnosisFreshness signals need attention.
Score history
Score breakdown 5Click to inspect
›Title
The title is not carrying enough ranking power.
10 / 30
›Subtitle
A high-impact secondary keyword surface is underused.
9 / 20
›Description
The copy needs a clearer persuasive structure.
9 / 15
›Visuals
The first screenshots are likely costing conversion.
5 / 15
›Metadata
Listing completeness reinforces storefront trust.
10 / 10
What is app store optimization?
App store optimization, usually shortened to ASO, is the ongoing work of improving a mobile app listing so it performs better in App Store and Google Play search results. It combines search visibility work with conversion work: users have to find your app, then the listing has to persuade them to install.
A strong ASO process looks at the whole listing. The app name, subtitle, keyword field, short description, long description, category, screenshots, video, ratings, reviews, release freshness, and localization all shape how the stores understand your app and how users react to it.
Ranking factors
What matters most for ASO?
Visibility and conversion improve together. The strongest listings connect all four areas instead of optimizing one field in isolation.
Conversion strength
Screenshots, app preview videos, icons, ratings, and review quality influence whether search impressions become installs. Higher conversion can reinforce ranking potential.
Competitor context
The right keyword is not only relevant. It also needs realistic competition. A small app usually needs a different target set than a category leader.
Freshness and iteration
Listings that never change usually miss new search demand. Release notes, screenshot refreshes, localization, and measured metadata tests keep ASO moving.
Platform differences
App Store optimization vs Google Play optimization
iOS
Apple App Store
Apple gives heavy weight to the app name, subtitle, keyword field, category fit, ratings, reviews, and conversion behavior. The description is mostly a conversion surface, so it should support trust and clarity even if it is not the main ranking field.
Android
Google Play
Google Play indexes the title, short description, and long description more like a search engine. Keyword coverage, description structure, update quality, ratings, reviews, and conversion behavior all matter for discoverability.
A repeatable process
A practical app store optimization workflow
ASO works best as a repeatable release workflow, not a one-time launch task. Use this sequence before your next metadata or creative update.
- 01
Audit your current listing before rewriting anything.
- 02
Map one primary keyword and several supporting terms per market.
- 03
Compare the top ranking apps for those terms and look for gaps.
- 04
Rewrite metadata so the promise, keywords, and category fit are clear.
- 05
Review screenshots for first-screen clarity, benefit framing, and sequence flow.
- 06
Track keyword movement after each release and keep iterating.
Free tool
Use ASOZen to audit your app store optimization
Search any iOS or Android app to see an ASO score, issue breakdown, keyword opportunities, competitor context, and screenshot feedback. Start with the free audit, then use the feature pages below to go deeper.
ASO scoringSee a prioritized score and issue breakdown.Keyword analysisFind relevant terms and ranking opportunities.Creative auditReview screenshot clarity and conversion strength.Competitor compareUnderstand the listings competing for attention.
Run a free ASO auditExample appApp Store · United States
44
ASO score / 100
At risk+1 since last
AI diagnosisFreshness signals need attention.
Score history
Score breakdown 5Click to inspect
›Title
The title is not carrying enough ranking power.
10 / 30
›Subtitle
A high-impact secondary keyword surface is underused.
9 / 20
›Description
The copy needs a clearer persuasive structure.
9 / 15
›Visuals
The first screenshots are likely costing conversion.
5 / 15
›Metadata
Listing completeness reinforces storefront trust.
10 / 10
FAQ
App store optimization questions
Clear answers to the questions teams ask before building an ASO process.
What is app store optimization?
App store optimization, or ASO, is the process of improving an app listing so it can rank for more relevant searches and convert more store visitors into downloads. It covers keywords, metadata, screenshots, ratings, reviews, localization, and ongoing testing.
Is ASO different for the App Store and Google Play?
Yes. Apple relies heavily on the app title, subtitle, keyword field, category, ratings, and conversion behavior. Google Play also indexes the title, short description, and long description, so description structure and keyword coverage matter more there.
How long does app store optimization take to work?
Simple metadata and creative fixes can affect conversion quickly, but ranking movement usually needs time for the stores to recrawl, test, and measure engagement. Teams typically review ASO after every release and track keyword movement weekly.
Can ASOZen help with app store optimization?
Yes. ASOZen audits iOS and Android listings, scores key ASO factors, finds keyword gaps, reviews screenshots, compares competitors, tracks ranking changes, and helps plan release metadata before you submit updates.