Company Lars Menzel created these great apps:
Unanimated Wallpapers - 27 Retina Wallpapers, Unanimated Wallpapers HD - 27 Retina Wallpapers, the smiling code guesser (colorblind friendly), the colored easter eggs (colorblind friendly), Sudoku: Roundoku Black 3, Sudoku: Roundoku Silver 3, Roundoku - The Better Sudoku, Four in a square, Pointing Fishes, Street Mahjong - Shisen Sho, and others..
