aso
App Store Optimization
The process of improving an app's visibility and conversion rate in the App Store and Google Play through keyword research, metadata optimization, and creative asset testing.
App Store Optimization (ASO) is the practice of increasing an app’s discoverability and download rate in app stores. It is the mobile equivalent of Search Engine Optimization (SEO), applied specifically to the Apple App Store and Google Play Store.
How ASO Works
ASO targets two goals: visibility and conversion. Visibility means appearing higher in search results and browse categories. Conversion means convincing users who find your listing to tap the download button.
The primary ranking factors for ASO include:
- App title and subtitle - the most heavily weighted text fields for search ranking
- Keyword field (iOS) - a hidden 100-character field that Apple indexes for search
- Description (Google Play) - directly indexed for search on the Play Store
- Download velocity - how quickly your app gains new downloads
- Ratings and reviews - both the average rating and the volume of reviews
- Update frequency - regularly updated apps tend to rank better
- Engagement metrics - retention, session length, and uninstall rate
ASO vs SEO
While ASO and SEO share the same fundamental principle of optimizing for search algorithms, they differ in important ways. App store algorithms weigh download velocity and engagement metrics heavily, while web search algorithms focus more on backlinks and content depth. ASO has a stronger visual component since screenshots and preview videos directly influence conversion.
Why ASO Matters
Over 65% of app downloads come from app store search. Without ASO, an app relies entirely on paid acquisition, which is expensive and not sustainable for most developers. A well-optimized listing generates organic downloads that compound over time as improved rankings lead to more visibility, which leads to more downloads, which leads to higher rankings.