hodoku - Reddit post and comment search - SocialGrep
HoDoKu Down? HoDoKu status and reported issues - SaaSHub
Normal (Hodoku score: 1294) : r/sudoku
Can Hodoku have more than 1 solution? When I tried to use Swordfish on candidate 3 in column 5 and 6, it tells me error to exclude 3 in r1c7. : r/ sudoku