GarageBand now available for iPhone and iPod touch users — from Apple.com

Excerpt:

CUPERTINO, California—November 1, 2011—Apple® today announced that GarageBand®, its breakthrough music creation app, is now available for iPhone® and iPod touch® users. Introduced earlier this year on iPad®, GarageBand uses Apple’s revolutionary Multi-Touch™ interface to make it easy for anyone to create and record their own songs, even if they’ve never played an instrument before.

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