Company Currach Software created these great apps:
MelodyMelody, Musical Ears, Budgie - Melody Maker, Budgie HD, MelodyMelody tADa, ABCs Next & Previous tADa, ABCs Next & Previous, 123s +-x÷, one digit multiplication, one digit multiplication tADa, 123s +-x÷ tADa, Touchability tADa, Foreseeability, Simu. Lotto, SimuLOTO, ClipClipper, 81 numbers ascend memory, 48 numbers random memory, one digit +-x÷, one digit addition, ClipClipper Lite, iPecker, Reverse one digit multiplication tADa, Reverse one digit +-x÷, Reverse one digit addition, RollSeek, one digit division, ninety-nine, a hundred, RCN - RollColorsNumbers, RPP - RollPhotoPuzzle, FTPB, and others..