Company Music Topia created these great apps:
Professional Recorder & Editor, Mix Up Studio - DJ Music Maker, Audiobook Player: Ebooks, X DJing: Make Your Own Music, X Djing - Music Mix Maker, Music Riddle, Star Traveling, AR Music Lines, Rolling Maze, Arpeggiator, Bass System Test, Audio Books & Ebooks Reader, Sound Editor: Audio Changer, Power Forge, Loop Mash Up - Music Maker, Loop Piano, Bass System Test, FLAC Music Player, Music Tags, Voice Shifter - Vocal effects, and others..