Lasergist - Your custom design in pure, laser-cut stainless steel
Magic Sudoku - ARkit - Solve sudoku puzzles like magic with the power of AR
JustSketchMe - Interactive 3d models for drawing reference
Word Square - Sudoku, but with letters and words.
FineToon.net - Create caricatures of you and your friends
SudoKoi - Your next favorite pastime, like Sudoku