Our website provided a free download of Avseq 1.0 for Mac. The actual developer of this Mac application is Big Robot Ltd. Avseq for Mac lies within Games, more precisely Puzzle.
From the developer:
AVSEQ is an audio-visual sequencer puzzle game. You have to connect falling atoms to unlock near-endless varieties of music at each stage. Every level of AVSEQ is a music sequencer with 22 tredecillion possible audio permutations. This is a generative music game and it provides a colorful, beautiful challenge to even the most hardcore of puzzle-game experts.
You may want to check out more Mac applications, such as Hidden Relics, kiki or Mystery Case Files - Return To Ravenhearst, which might be similar to Avseq.