The Ultimate App Store Optimization Checklist
Boost search rankings and maximize conversion rates. Check off each optimization step as you build, refine, and launch your mobile app store presence.
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ASO Toolkit Integration
Use Appstro's free suite of tools to research keywords, check metadata character limits, and track search ranks.
Identify 5-10 Direct Competitors
Pre-launchAudit rival apps in your category. Note their naming conventions, App Title keywords, Subtitles, visual style, and reviews.
Brainstorm 50+ Seed Keywords
Pre-launchList core terms representing your app’s functions, benefits, synonyms, and search queries real users would type.
Extract Competitor Keywords
Pre-launchAnalyze competitor metadata (titles, subtitles, and promotional text) to discover secondary keywords they are targeting.
Scrape App Store Autocomplete Suggestions
Pre-launchType letters into the App Store search bar and write down autocomplete recommendations to spot high-intent phrases.
Check Keyword Search Popularity (Volume)
Pre-launchFilter out keywords with negligible traffic. Focus on terms with a Search Popularity score of 15 or higher.
Assess Keyword Difficulty
Pre-launchEvaluate top 10 ranking apps for your target keywords. If they all have >50k ratings, choose a less competitive term.
Audit Keyword Relevance
Pre-launchEnsure every keyword matches your app’s core functionality. Driving traffic for irrelevant terms hurts conversion.
Analyze App Store Categories
Pre-launchCompare competition levels in App Store Connect. Choose primary and secondary categories where your app fits naturally.
Map Keywords to User Intent Stages
Pre-launchClassify keywords into high-intent (problem-solving) and low-intent (browsing) to prioritize metadata placement.
Determine Priority Localization Markets
Pre-launchIdentify which international storefronts offer the biggest market opportunity for your specific app niche.
Review Storefront Cross-Localization Rules
Pre-launchAnalyze which secondary localizations index in your primary markets to utilize extra keyword capacity.
Draft App Name (Title)
MetadataCreate a title up to 30 characters using the formula: Brand Name + Primary Keyword (e.g., "ZenSleep: Sleep Tracker").
Draft Subtitle
MetadataWrite a subtitle up to 30 characters explaining the benefit. Use secondary keyword themes distinct from the App Name.
Audit Title & Subtitle for Repetition
MetadataScan the title and subtitle to ensure zero duplicate words. Apple indexes individual words and combines them.
Formulate Comma-Separated Keyword List
MetadataBuild a 100-character keyword string. Separate words with commas and no spaces (e.g., "sleep,relax,noise,rest").
Remove Duplicate Words in Keyword Field
MetadataEnsure no keywords used in your App Name or Subtitle are repeated in the 100-character keyword field.
Use Singular Nouns to Save Space
MetadataStick to singular forms (e.g., "tracker" instead of "trackers"). Apple’s algorithm matches basic plurals.
Strip Out Filler Words
MetadataDelete words like "app", "free", "the", "a", or your category name from the keyword field. Apple indexes these automatically.
Write Compelling Hook (First 3 Lines of Description)
MetadataCraft a persuasive opening. Users only see the first 3 lines before the "More" link folds the rest.
Structure Detailed App Description
MetadataWrite a clean, 4000-character description with bullet points showing key features, benefits, and support links.
Draft Promotional Text
MetadataWrite a 170-character marketing blurb. You can edit this field at any time without submitting a new app binary.
Optimize Developer Name
MetadataEnsure your developer account name reads professionally. It is indexed by search engines and groups your portfolio.
Name In-App Purchase (IAP) Products Strategically
MetadataUse keywords in your individual IAP display names (up to 30 characters), as they can appear in search results.
Design High-Contrast App Icon
CreativeCreate an icon with a clear visual metaphor. Avoid text, clutter, and fine details that blur when small.
Perform Competitor Icon Grid Test
CreativePlace your icon candidate in a grid of competitor icons to ensure yours draws the eye first.
Design Benefit-First Screenshot (Screen 1)
CreativeUse your first screenshot to show the core value proposition. Put the main visual benefit here.
Add Bold, Action-Oriented Text Captions
CreativeOverlay high-contrast, large text on screenshots. Ensure captions can be read in under 2 seconds on a small screen.
Ensure Visual Sequence Tells a Story
CreativeArrange screenshots 1, 2, and 3 to represent a cohesive journey. Don’t repeat similar UI layouts.
Use Clean App UI Device Mockups
CreativePlace your screenshots in modern phone frames. Strip out irrelevant carrier text, status bars, and battery icons.
Showcase Secondary Features in Screens 4-10
CreativeUtilize the remaining screenshot slots to showcase supplementary features, dark mode, settings, or credentials.
Highlight Awards, Ratings, or Press
CreativeInclude badges or text referencing prominent features, awards, or high user reviews in your screenshots.
Verify Dark Mode & Light Mode Representation
CreativeShowcase UIs in the system theme that looks best. Mix light and dark screens if it matches your app features.
Hook Users in App Preview Video (First 5s)
CreativeStart your preview video with immediate action or a highlight. Do not start with a static title screen or logo.
Add Muted Video Text Annotations
CreativeOverlay legible captions explaining what is happening on screen, since most users watch videos without sound.
Translate All Creative Text
CreativeLocalize all captions on screenshots and video overlays for your priority international storefronts.
Validate Character Limits
LaunchEnsure Title is <= 30, Subtitle is <= 30, Keywords is <= 100, and Description is <= 4000 characters.
Clean Comma Spacing in Keywords Field
LaunchDouble-check that the 100-character keyword field contains no spaces after commas.
Configure Localized Storefront Metadata
LaunchPaste translated titles, subtitles, keywords, and descriptions into each active localization tab.
Upload Required Screenshot Sizes
LaunchProvide assets for 6.7" (iPhone 12-15 Pro Max) and 6.5" (iPhone XS Max/11 Pro Max) devices at minimum.
Review App Store Review Guidelines
LaunchVerify your metadata contains no prohibited terms (like mentions of Android, test, beta, or external pricing).
Integrate Native Ratings Prompt API
LaunchSet up SKStoreReviewController inside your codebase. Let Apple handle the rating modal natively.
Strategize Review Prompt Triggers
LaunchSet triggers after high-satisfaction moments (e.g., completing a task, hitting a streak), never at launch.
Verify Review Prompt Limits and Throttle
LaunchApple allows the native prompt to appear up to 3 times in a 12-month period. Guard against spamming.
Configure In-App Purchase Promo Assets
LaunchUpload visual display cards in App Store Connect to showcase your subscriptions directly in search results.
Establish App Store Connect Analytics
LaunchConfirm your account has permissions to view storefront impressions, product page views, and download charts.
Build Keyword Rank Tracker List
Post-launchRegister all target keywords from your metadata in your keyword rank tracker to monitor position baselines.
Monitor App Store Connect CVR (Conversion Rate)
Post-launchTrack conversion rates (Unique Downloads divided by Impressions). Aim for a benchmark of 25% - 35%.
Allow 2-3 Weeks for Search Indexing to Stabilize
Post-launchDo not modify metadata immediately. Apple’s search index takes several days to process new metadata changes.
Optimize keywords ranking in positions 11-40
Post-launchFor keywords you rank near the top 10, consider moving them into the App Name or Subtitle to boost positions.
Prune Keywords Ranking >50
Post-launchIf a keyword remains below position 50 after 3 weeks, replace it with a less competitive or long-tail term.
Monitor and Respond to Customer Reviews
Post-launchSet up a weekly review cycle. Reply to critical feedback. If a user raises a bug, fix it and ask them to update their rating.
Set Up Product Page Optimization (PPO) Tests
Post-launchUse Apple's native A/B testing tool in App Store Connect to test screenshot variants, icons, or videos.
Develop Custom Product Pages (CPPs)
Post-launchCreate tailored landing pages for specific external sources (e.g. TikTok ads or specific influencer campaigns).
Plan Next Metadata Refresh Cycle
Post-launchSchedule your next keyword update in 4-6 weeks based on rank tracking data and search volume shifts.
Read the Complete ASO Guide
Confused about how to perform any of these steps? Our complete, step-by-step App Store Optimization (ASO) guide details character limits, keyword formulas, localization tricks, and creative benchmarks.