HappyEO Express Cost: $9 Get the full version     Trial version     Developer's Website Contacting third-party download site please wait. If your download does not start, click here, or get the full version Descriptions HappyEO Express: Always wanted to play the Piano or the Electric-Organ? Try HappyEO Express! It will turn your computer into a advanced Electric-Organ! A beginner can use it to learn musical theory and recognize score, and an expert can use the computer keyboard to play beautiful songs! HappyEO Express is a virtual instrument with your computer keyboard and mouse. It has many features only exists in advanced electric-organ. It's easy, funny and powerful. Features Play with your computer keyboard and mouse! Play with your two hands like piano! 61 keys, 12 voices. Support reverb, chorus, and modulation (vibration). Support split keyboard. MIDI Playback Demo songs and full help included.