Tenuto is an enhanced version of the exercises and calculators for your iPhone, iPad, and iPod touch. Optimized for mobile use, each of the thirteen exercises and five calculators feature a friendly touch interface enriched with lifelike graphics. Get Tenuto from the App Store for $3.99.

Mobile

No Internet access? No problem! Use Tenuto to continue your musical training while waiting on the bus or walking in the park.

Graphics

Whether it's parchment on a pine table, or ivory keys reflected in polished mahogony; Tenuto presents each exercise with vibrant graphics ready for Apple's Retina displays.

Customization

Having a hard time with ledger lines or double accidentals? Customize the exercises to focus on your weak spots. A full list of options is available.