App Store Optimization guides

• App Store keyword research, step by step

  How to do App Store keyword research: find the words people really type, estimate volume and difficulty, pick keywords you can rank for and check them in every country.

• The App Store keyword field: limit, rules and examples

  How the App Store keyword field works: the 100 limit (bytes, not letters), commas without spaces, why you never repeat words from the name, and a before and after example.

• App Store title and subtitle: character limits and examples

  App name and subtitle are 30 characters each and weigh most in App Store search. How to fill them, patterns that work, examples, and the mistakes that waste space.

• App Store keyword search volume and difficulty, explained

  Apple publishes no App Store search counts. Where keyword volume and difficulty numbers come from, the exact formula LocalASO uses, worked examples and the limits of any estimate.

• How to check your App Store ranking by country

  Your App Store rank is different in every country. How to check where your app ranks for a keyword in each storefront, how to track it over time and how to read the results.

• App Store localization for keywords: local phrases and extra localizations

  Translating keywords is not enough. How people search in each language, which App Store localizations each storefront offers, and how to use them for more keywords.

Free tools

• App Store keyword field checker

  Free checker for your App Store name, subtitle and keyword field: counts characters and bytes, finds spaces, repeats, plurals and generic words, and gives you a cleaned field.

• App Store localizations by country

  Which App Store localizations Apple lists for each of 52 storefronts, and in which countries each localization counts. Useful for keyword localization and extra keyword fields.

Looking for one market? See App Store keywords by country for notes on all 52 storefronts.