iO-808 is described as 'Rhythm composer modeled after Roland's TR-808 drum machine' and is an app in the Audio & Music category. There are more than 10 alternatives to iO-808 for a variety of platforms, including Online / Web-based, Windows, iPad, iPhone and Android. The best alternative is Hydrogen, which is both free and Open Source. Other great apps like iO-808 are drumbit (Free), HammerHead (Free), DM1 Drum machine (Paid) and Qwerty Beats (Free).
Hydrogen is an advanced drum machine for GNU/Linux. It's main goal is to bring professional yet simple and intuitive pattern-based drum programming. Features: - General -- Very user-friendly, modular, fast and intuitive graphical interface based on QT 4.
HammerHead is a simple TR-909-like drum computer program aiming at the dance-scene. You can use it to create perfect Techno loops, Jungle patterns or House beats, but it's also suitable for Hip Hop, Triphop, Rap, Industrial and almost any other music you can think of.
DM1 is an advanced vintage Drum Machine. It turns your iPhone into a fun and creative beat making machine. Easy and fast to use, loaded with 64 superb electronic drum kits and beautiful hyper-realistic graphics, DM1 has been designed for a lot of instant fun.
Rhythm Studio is a a must have app for musicians! It is a premier universal electronic music making app, boasting richly detailed graphics and incredible sound, with impeccable recreations of classic synths and drum machines along with other amazing studio hardware.
HTML-909 is a very accurate simulation of the classic Roland TR-909 drum machine, created with HTML5 and accessible using any modern browser. Formerly available through its own domain, the app is now available through a GitHub repository, though audio samples are not included.
bleep!BOX is a drum machine, synthesizer and sequencer for your iPhone, iPad and iPod Touch. bleep!BOX has NO SAMPLES - every sound is generated in realtime, so you can tweak to your hearts' content and kiss repetitive, cookie cutter drum beats and loops goodbye. bleep!