ThumbJam is a musical instrument that utilises the whole iPad screen. It's easy to play and the instrument sounds are excellent. The Improvise Approach ebook is designed around the use of this app.
ThumbJam is a powerful musical performance
experience for the iPad, iPhone, and iPod touch
You get over 40 high-quality real instruments multi-sampled exclusively for this app. Hundreds of included scales allow you to effortlessly play in any style from rock to classical, whether you are a musical novice or a seasoned professional.
Even if you've only played air guitar, ThumbJam lets you sound like a pro. Pick an instrument and jam -- with all the scales to choose from you'll never hit a wrong note. The high quality instrument samples will make you sound like you just skipped years of music lessons. For the performing musician, this app is awesome for soloing on an instrument you didn't bring along. Play in any key, any style -- go from a string ensemble to a wailing guitar. ThumbJam was developed and tested by musicians to feel and sound like a real instrument.
People of different abilities can play together and sound great.