Company Tunabelly Software Inc. created these great apps:
Particles for Cocos2d, Disk Diet, Temperature Gauge, Folder Tidy, Spelling Alphabet, QR Factory, File Details - Hex Editor & File Modifier, Silent Start, HandsFree 2: Calls & SMS, Balance Lock, Animated Illusions - Trick your eyes!, File Peek, Bill Boss, QR Factory 3, and others..