Stuck staring at a hand and can't tell what it's waiting on? That happens to everyone, even players with years at the table. These free tools do the counting for you, so you can check your reading and learn faster. They work right in your browser, with no sign-up and nothing to install.
All three are part of Mahjong Academy. If any of the words below are new to you, the ready hand lesson explains waits from scratch, and the homepage has the full list of lessons and a new puzzle every day.