Track your tennis string performance and racket setups. Log detailed specs, rate performance across key categories with radar charts, and get AI-powered recommendations for optimal string choices and tension.






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Track your tennis string performance and racket setups. Log detailed specs, rate performance across key categories with radar charts, and get AI-powered recommendations for optimal string choices and tension.






This app helps cyclists maintain their bikes by tracking wax or lube applications, predicting re-waxing needs, and providing insights into product performance. It syncs with Strava for automatic distance updates and offers customizable widgets.


Optimize your tennis gear with this app. Discover string types, pro player setups, and get personalized recommendations based on your playing style. Track string wear and get alerts for replacement to improve performance.










Optimize your tennis game by precisely tracking string tension and durability. Record every restring, analyze string performance, and discover the best setups for your playstyle. Never guess about your strings again.


This app uses your iPhone's microphone to measure the tension of your racquet strings. It tracks tension decay over time, offers personalized restring recommendations, and provides a comprehensive string toolkit for serious players.