Audio Evolution Mobile Studio 4.5.1

Here is the most powerful multi-track audio / MIDI sequencer on Android. It supports more than 250 USB audio / MIDI interfaces, virtual instruments and offers many features such as non-linear and non-destructive editing, unlimited undo / restore, mixing, real-time effects, automation and even more !
+ Nonlinear and non-destructive editing (move, split, cut / copy / paste, delete, fade, and range editing)
+ SoundFonts Virtual Instruments
+ Loop reader
+ Automate all mixing and effects settings
+ Corrected latency
+ Import WAV, MP3, AIFF, FLAC, Ogg / Vorbis (m4a and many more files from Android 4.1 and above)
+ Mastering on WAV stereo, AIFF, FLAC or OGG files