Can’t carry progress to other device – Sudoku : World's Biggest Number Logic Puzzle Review

I am pleased with this version of sudoku. However, they currently have no way to upload progress. This is disappointing to me as I was 1/2 through when I cracked my screen and had to get a new tablet. Now I have to start over.
Review by mn88mouse on Sudoku : World's Biggest Number Logic Puzzle.