Orphion is described as 'musical instrument with a unique sound between string instrument and percussion' and is an app in the Audio & Music category. There are more than 10 alternatives to Orphion for a variety of platforms, including iPhone, iPad, AudioBus, Android and Android Tablet. The best alternative is NodeBeat, which is free. Other great apps like Orphion are Figure (Free), keezy (Free), BeatPad PC (Free Personal) and Reactable (Paid).
Beatbox is a musical experiment, a soundboard, an instrument: it’s up to you! You can record a sound into each of the 8 colored tiles and play them back: your creativity is the only limit. Record your mix and send it to your friends!.
LiveFX is a Dynamic Effects Processor for iPad. Any audio source can be processed; use either live sound input, the built-in track player that plays from your iTunes library or Audiobus to stream audio through LiveFX.