Rubbish Fixed at 440 and one temperament. No options, tiny Hz scale, and worst of all it both spits out random sounds and freezes on my LG G2. Lifehacker tells me this usually sells for money which is atrocious

Freezes

Meh The only reason i liked it was because i have a guitar and so far thats the only thing its good for. I think that they should make different instruments for it.