StompBox turns your iPad into a full-fledged digital effects unit, complete with chromatic guitar tuner, metronome and recording tools.
StompBox lets you chain up to 12 effects in any order and then save your settings as patch files that can be recalled at the press of a button.
Equipment includes: Metronome, 4 Track Loop Recorder and Media Player
Effects include: Phaser, Delay, Reverb, Chorus, Noise Gate, Compressor, Flanger, Graphic Equalizer, Pitch Shifters 1 & 2, Tremolo, Distortion, Autowah, Parametric and AutoVol
StompBox for the iPad is $19.99 in the App Store.