n-Track Studio is described as 'audio and MIDI multitrack recorder that turns your device into a full-fledged recording studio. Record and playback a virtually unlimited number of tracks, mix them during playback and add effects. Create MIDI tracks using the built-in General MIDI synth' and is an app in the Audio & Music category. There are more than 25 alternatives to n-Track Studio for a variety of platforms, including Mac, Windows, iPad, iPhone and Android. The best alternative is LMMS, which is both free and Open Source. Other great apps like n-Track Studio are FL Studio (Paid), Reaper (Paid), Ableton Live (Paid) and Logic Pro (Paid).
FL Studio (originally known as FruityLoops) is a full-featured Digital Audio Workstation (DAW) offering a complete range of professional tools for everything from audio editing and beat creation to advanced arrangement, composition, mixing and mastering.
Logic Pro lets you translate musical inspiration into professional productions. A range of powerful, easy-to-use features puts sophisticated tools at your fingertips, and complete surround support lets you make incredible, immersive music.
Reason is a virtual studio rack with all the tools and instruments you need to turn your ideas into music. And it's more than just a set of excellent synths and effects. It's a complete music system. Step into the age of Reason.