MAIN FEATURES ✔ Interactive live-feedback on your performance: Practice pitch (intonation) & rhythm ✔ Large collection of sheet music: You will always have your music sheets with you ✔ Campaign mode: Prove that you have what it takes to raise from an underground musician and become a legend tonestro for trombone is the perfect addition to your music lessons or even music school and is available for smartphone and tablet. BENEFITS ✔ Improve your pitch (intonation) ✔ Improve your rhythm ✔ Always have your sheets of music with you ✔ FREE AND FUN It has never been more fun to study a musical instrument. Revise your mistakes and quickly enhance your abilities! SHARE YOUR SUCCESS ✔ Share your activities on Facebook, Instagram, WhatsApp & via email. THE APP FOR EVERY TROMBONE PLAYER: BEGINNERS, INTERMEDIATES & EXPERTS Do you want to learn how to play your instrument which made Glenn Miller and many other famous? Then download tonestro, and learn the trombone with us! tonestro.com tonestro is all about wind instrument apps! Do you play or want to learn a wind instrument, or simply want to add another one to your repertoire? ✔ Recorder ✔ Flute ✔ Clarinet ✔ Saxophone (Alto Saxophone, Tenor Saxophone, Soprano Saxophone) ✔ Trumpet ✔ Euphonium, Baritone ✔ French Horn ✔ Trombone ✔ Tuba No problem, we got you covered. Check out more of our apps to help you reach your musical goals.