Top 16 Apps Like iOptigan for iOS and Android

Musical Chord is an app that helps you study music, from beginner to advanced.

Chordbot is a songwriting tool / electronic backup band that lets you create and play complex chord progressions in different arrangements easily. Just add some chords, select a comping style and hit play.

Great for professional and amateur musicians alike, SongBook manages your song collections with lyrics and chords. Tap on any chord name to see its variants.

Featured in the Wall Street Journal as one of "The Best Apps for Learning to Play Music" and as the Apple App of the Week, Songsterr gives you free instant access to 800,000+ high quality guitar, bass and drum tabs & chords with FREE realistic playback.

Chord Detector is closer to science than just an app. It is an experimental music recognition method that I have made according to my understanding about the mechanics of sound perception.

Chords fingerings included: Guitar, Bass, Ukulele, Banjo, Mandolin, Baritone Uke, and Venezuelan Cuatro! Take your entire songbook of music wherever you perform or practice.

Cheeky Fingers is a beautifully crafted piano chord dictionary for iPhone & iPad. We've designed a beautiful sidekick for any beginner or advanced pianist.

Playing the guitar has never been easier with #1 guitar playing app! Learn chords and create music right on you device!
 You’ve just come up with the greatest riff of all time and can’t wait to rock it out.

Vlad and Niki invite you to the magical world of music! You will learn to play musical instruments and have fun.

- The app allows you to select various types of polyrhythms. - The playback is accompanied by a visual representation of the rhythm you have selected.

Touch Notation is a powerful musical score creation app that allows anyone to enjoy writing music using touch gestures.

-touch the lines and spaces to play music.

Experience the world through the eyes, ears and chubby little hands of a baby! Crawl your way through a zany retro sandbox experience, filled with imagination and fun!

Villagers: The Secret City is the third chapter in the award-winning Virtual Villagers series from the creators of Fish Tycoon and Virtual Families.

Mahjong Solitaire is a relaxing, logic based game. Now available to play for free from MobilityWare, the ORIGINAL maker of Solitaire with Daily Challenges.

UFOSpaceMaster brings players on an adventurous journey. By controlling a UFOs drifting through space, players must avoid oncoming strike or collect golds appearing along the space path.