hi, i have very good Sudoku android puzzle app of games (works well on all devices, tablets).
game feature
4 level of difficulty- easy, medium, hard, very hard.
each level include 100 levels (total 400 levels).
auto resume.
check puzzle.
undo, redo.
statistics table calculate the best time and average time for each level of difficulty individually.
if you want to buy Contact me and give your prize, i can edit the layout and design as you want.