Ball Machine vs Tennistory

Ball Machine网球发球机蓝牙遥控器

Every racket has a story. Tennistory brings your rackets, string setups and time on court together, with a 166-racket library and a clear sense of when to restring. RACKET LIBRARY • 166 rackets from Wilson, Head, Babolat, Yonex, Tecnifibre, Prince and more, from current models to classics • Unstrung specs, string patterns, and power, control, spin, sweet spot and comfort ratings • Search, compare, and a racket finder quiz • Missing a racket, or a spec or picture looks wrong? Submit it. Accepted contributions earn points you can redeem for PRO STRINGS AND CARE • Save the string, tension and setup for every racket • Log court time, restrings and grip changes • String-life gauge and restring reminders • Hear the tension: tap the string bed and Tennistory estimates the tension from the sound, analysed on your device (Pro) ON COURT • Keep score and save your matches • Check the weather and a play score before you head out • Court themes, and a personality for every racket • A racket log card to save or share • Back up everything to iCloud Drive or Files FREE AND PRO Free: the full racket library, one racket in your collection, 30 days of history and fixed-interval reminders. Tennistory Pro (monthly or yearly): unlimited rackets, full history, tension curve, hear the tension, the 15-question racket finder, all five court themes, every string-life display, unlimited racket photos, reminders predicted from your pace, and the full racket dialogue. Care percentages and tension readings are estimates, not stringing-machine measurements. Subscriptions renew automatically unless canceled at least 24 hours before the current period ends. Manage or cancel in your Apple Account settings. Support: tennistory.story@gmail.com Privacy: https://tennistoryapp.pages.dev/privacy Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/