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App Store Optimization insights — right in your browser Sonar ASO shows you App Store Optimization insights for any app while you browse the App Store or Google Play. When you visit an app listing, Sonar opens a side panel with: - ASO Score — an overall optimization score with a breakdown by title length, keywords, description quality, screenshots, ratings, and more - Actionable recommendations to improve each area - Extracted keywords with relevance scores (account required) - Keyword suggestions to discover new opportunities (account required) Works on: - Apple App Store (apps.apple.com) - Google Play Store (play.google.com) Free features: - App metadata (name, developer, rating, reviews, category, price) - Full ASO score with detailed breakdown and recommendations With a free Sonar account (trysonar.app): - Extracted keywords with relevance scoring - Keyword suggestions for improved visibility Built by the team behind trysonar.app — the ASO toolkit for mobile app developers and marketers.
Apr 5, 2026
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.