DigiTech iStomp

DigiTech iStomp

In the flourishing world of iOS hardware accessories, the $229 DigiTech iStomp might be the coolest.

The iStomp is a guitar effects pedal lets you download new pedals right from your iPhone. The app comes with ten pedals out of the box, and additional pedals are available as in-app purchases, with a demo period so you can test the tunes before you commit.

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