Marketing Skill

ASO

An App Store and Google Play listing auditor for AI agents — it fetches your live listing, scores six weighted dimensions, and returns a prioritized fix list with exact character counts. Point your agent at it when downloads are lagging and you want to know precisely what to change in your title, screenshots, or description.

Maintained by Corey Hainesv2.0.0Updated 2026-05-135 references
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Installs the full library — ASO included

An ASO audit scores a listing across six weighted dimensions — Title & Subtitle (20%), Description (15%), Visual Assets (25%), Ratings & Reviews (20%), Metadata & Freshness (10%), and Conversion Signals (10%) — for a total out of 100. Scoring adjusts for brand maturity: a household-name app with a brand-only title isn't penalized the way a challenger would be. Platform rules differ sharply: Apple's long description isn't indexed for search (optimize it for conversion) while Google Play's full description is indexed (target 2–3% keyword density naturally). Visual assets carry the most weight — the first 3 screenshots show in search and 90% of users never scroll past them, and an iOS preview video lifts conversion 20–40%.

What's inside

The playbook covers

When to UseBefore AuditingPhase 1 — Identify Store & FetchPhase 1.5 — Assess Brand MaturityPhase 2 — Score Each DimensionPhase 3 — Competitor Comparison (Optional)Phase 4 — Generate ReportPlatform-Specific RulesCommon Issues ChecklistTask-Specific Questions

Key data

The recommendations are grounded in benchmarks, not opinion:

Keywords field is 100 bytes, not 100 characters.** Non-Latin scripts (Arabic,
iOS overall: 25.0%
Google Play overall: 27.3%
4.0 stars** = minimum for Apple featuring, user trust, conversion viability
4.5+ stars** = optimal zone. Sweet spot: 4.1-4.9
5.0 stars** can look suspicious to users

See it in action

You ask

Here's our app on the App Store: https://apps.apple.com/us/app/example/id123456789. Can you audit our listing and tell me what to fix?

The skill delivers
Scorecard

Dimension Weight Score Title & Subtitle 20% 6/10 Description 15% 5/10 Visual Assets 25% 4/10 Ratings & Reviews 20% 3/10 Metadata & Freshness 10% 6/10 Conversion Signals 10% 7/10 Weighted total: 47/100 — Grade D

Top quick wins

1. Rating is 2.8 (below 4.0) — add in-app review prompts, respond to negatives 2. Description not updated in 8 months — refresh to break the >3mo stale signal 3. Only 3 screenshots — add 5-8 with caption text (indexed on Apple since 2025)

FAQ

Do screenshots and a preview video really affect app downloads?

Yes — Visual Assets is the single heaviest dimension at 25% of the score. The first 3 screenshots appear in search results and 90% of users never scroll past the third, and Apple has indexed screenshot captions for search since June 2025. An iOS preview video autoplays muted and lifts conversion 20–40%. Aim for 5–8 caption-bearing screenshots plus a 15–30s video; fewer than 5 screenshots is always flagged.

How is App Store optimization different from Google Play?

The indexing rules diverge. Apple indexes your title, subtitle, and a hidden 100-byte keyword field, but not the long description — so write that for conversion. Google Play has no hidden keyword field and does index the full 4,000-character description, so target 2–3% keyword density naturally (stuffing is detected and penalized). Google Play also caps screenshots at 8 versus Apple's 10 and requires a 1024x500 feature graphic.

Should a big-brand app worry about missing keywords in its title?

Usually not. Audits classify apps into Dominant, Established, and Challenger tiers. For a Dominant app like Instagram, a brand-only title is valid because users search by brand name, not generic keywords — the brand is the keyword. The guiding question before docking points is "Is this a mistake, or a deliberate choice by a team with data I don't have?" Challenger apps, by contrast, are scored strictly against textbook best practices.

Related skills

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