Company Armin Heinrich created these great apps:
Calc Pro Calculator, I Am Rich LE, iShaver, iMagination (Art Generator), iSoko Sokoban, All You Can Eat, Smart Ball IQ Booster, RealDrums (Dynamic), RealBongos (Percussion), SoundCheck, RealPiano (Live Grand Piano), Jingle Bells, RealPianoPro (Grand Piano), Vinyl DJ, RealDrums XXL, RealDrummer, RealCongas, RealTomTom, Smart Ball Touch, Calc Pro Free, Calculator CalcProPlus, and others..