Free ASO Tool
App Store Character Counter
Check character limits for your App Store title, subtitle, keywords, and description in real-time. Improve any field with AI.
Fully indexed for search. Include your strongest keyword.
Indexed for search. Complement your title — don't repeat keywords.
Comma-separated, no spaces after commas. Not visible to users.
Can be updated without a new app version. Not indexed for search.
Not indexed on iOS (only Google Play). But users read it.
Live Character Count
Real-time counters with color-coded warnings as you approach each limit
AI Improve Button
One-click AI optimization for any field — tighter copy, better keywords, within the limit
All 5 Fields
Title, subtitle, keyword field, promotional text, and description — all on one page
How it works
Enter your app name, subtitle, keywords, and description
See remaining characters in real-time with color-coded warnings
Hit the Improve button on any field for AI-optimized copy
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Everything you need to optimize your app store presence
No account required • Your data is not stored
Metadata Ready?
Now create App Store screenshots that match your optimized listing. Describe your app and get finished screenshots.
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