
Start with the little things.
Meet the tiles and build your skills through bite-sized, interactive lessons.
YOUR LITTLE MAHJONG COACH
Learn American Mahjong with Dot. Short, playful lessons that turn “wait, what?” into “I’ve got this.”
Download on theApp StoreStart free · iPhone & iPad · No account needed
LESS MEMORIZING. MORE DOING.
New to the game, or brushing up between games? Dot makes room for both.

Meet the tiles and build your skills through bite-sized, interactive lessons.

Work through Charleston passes, joker rules, calls, and exposures—with explanations.

Put your new knowledge to work with a fresh daily puzzle. Today’s is always free.
A FRIENDLY PLACE TO BEGIN
Get three lesson or practice sessions a day, plus today’s daily puzzle. Take your time, make mistakes, and try again.
Want to keep going? Optional Dot Pro unlocks unlimited lessons and practice, plus focused mistake review.
Find your first little winYes! Dot teaches American Mahjong, including the Charleston, jokers, calls, exposures, and reading practice patterns.
You can start learning in Dot without one. Dot uses original practice patterns and doesn’t include an official annual card. Use your table’s chosen card when you play. Dot is not affiliated with the National Mah Jongg League.
Core lessons and practice work offline. Your learning progress is saved on your device, and you don’t need an account.
Dot is free to download, with three lesson or practice sessions each day and a free daily puzzle. Dot Pro is an optional subscription for unlimited lessons and practice, plus mistake review. Prices and any available trial are shown in the app before purchase.