ASO Glossary

Conversion Rate Optimization (App Store)

Definition

The process of increasing the percentage of app store page visitors who install the app.

What Is Conversion Rate Optimization (App Store)?

In the context of app stores, Conversion Rate Optimization (CRO) refers to improving the percentage of users who visit an app's store page and proceed to install it. This rate — called Install Conversion Rate or CVR — is calculated as installs divided by unique page views. App Store CRO is different from web CRO because the conversion surface is constrained: users can only see the app icon, name, rating, price, and the first 3 screenshots without scrolling. Optimization therefore focuses heavily on these above-the-fold elements. Unlike web landing pages where copy can be extensive, app store CRO is almost entirely a visual and messaging challenge — communicating value in 3 screenshots and 30 characters of title text.

Why It Matters for App Developers

The average App Store page view to install conversion rate across all apps is 3–5%. Top-performing apps achieve 20–35% CVR through optimized visuals and messaging. A 10 percentage point improvement in CVR on an app receiving 10,000 page views per month means 1,000 additional installs — at zero incremental marketing spend. For apps with paid user acquisition, higher CVR directly reduces cost per install (CPI) and improves ROAS. App Store CRO is one of the highest-leverage growth activities available to app developers.

Technical Details

Key CRO metrics: Impression-to-page-view rate (affected by icon, title, rating), Page-view-to-install rate (CVR — affected by screenshots, icon, reviews). Track both in App Store Connect Analytics or Google Play Console. For improvement: first analyze which screenshots are seen (scroll depth is limited — first 3 matter most), identify where drop-off occurs, and A/B test changes. Common CRO improvements: leading with the outcome/benefit rather than feature in captions, using portrait device frames (take up more vertical space), choosing high-contrast backgrounds, and reducing text density per screenshot.

Frequently Asked Questions

What is app store conversion rate?

App store conversion rate (CVR) is the percentage of users who visit your app's store page and then install the app. It's calculated as: installs ÷ page views × 100. A higher CVR means more installs from the same amount of traffic.

What is a good App Store conversion rate?

The App Store average across all apps is 3–5% CVR. Good performance is 10–15%. Top-performing apps achieve 20–35% CVR. Benchmarks vary significantly by category — gaming apps typically have lower CVR (5–10%) while niche productivity apps can see 25%+ CVR.

What has the biggest impact on App Store conversion rate?

In order of impact: (1) First 3 screenshots — most users decide without scrolling, (2) App icon — affects click-through from search, (3) Ratings and review count — social proof, (4) App name/title — clarity of value proposition, (5) Description — for users who scroll.

How do screenshots affect app store conversion rate?

Screenshots are the primary conversion driver — they communicate what the app does and why it's worth installing. Screenshot improvements (better messaging, cleaner design, stronger value props) typically produce 10–30% CVR improvements. Optimizing screenshots is the fastest way to improve conversion for most apps.

Put it into practice

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