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That's Mahjong!

That's Mahjong!

That's Mahjong! is a Solitaire Mahjong tile matching game, where the purpose is to match tiles of the same type, or any two season tiles. How much karma can you gather?

Released Oct 27, 2016 Developer TotallyNotReptillian Platforms Windows CasualIndieTouch-FriendlyPuzzle
View on Steam ↗ $0.99 (US · as of 2026-05-13)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-28.

69.4%positive173 reviews
Recommended · 0 found this helpful

“Relaxing Mahjong solitaire game. 24 themes and 10 layouts. No time limit, perfect for chill sessions!”

— a player, Steam review · 5 hrs played
Read more reviews ↗

Player activity

Monthly average concurrent players. History through 2026-07 via SteamCharts; self-collected from the Steam API since Aug 2026.

1,309all-time peak
0 25 50 2017 2019 2021 2023 2025 No data collected for this period No data collected for this period No data collected for this period No data collected for this period No data collected for this period No data collected for this period No data collected for this period No data collected for this period No data collected for this period No data collected for this period 39 avg · Mar 2018

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-28.

16achievements
9.1%median completion
8.7%rarest: Nine
11.7% of players 11.5% of players 11.2% of players 11.1% of players 10.7% of players 10.1% of players 9.2% of players 9.1% of players 9.1% of players 9.1% of players 9.0% of players 9.0% of players 9.0% of players 8.9% of players 8.8% of players 8.7% of players 11.7% 0% most earned rarest
Almost everyone has
11.7%One — Run the game for the first time
11.5%Two — Match two tiles
11.2%Ten — Get at least 10 karma
Rarest badges of honor
8.7%Nine — I don't know what it is, but it's on your keyboard!
8.8%Spin in the bright sunlight — Secret
8.9%Meet the Doctor — Try the 22nd theme

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Oct 25, 2025
IMPORTANT ANNOUNCEMENT

Hello. I would like to apologize for the lack of updates. I had big plans with this game, and still do. In 2018-2019 i had a very unfortunate series of events in real life which unfortunately still af

Jul 03, 2017
Update

Hello. I hope the summer is treating you nice! Fixed: The volume value bug. And few smaller adjustments that hopefully will make the game load slightly faster.

Jul 03, 2017
Update

Hello. I hope the summer is treating you nice! Fixed: The volume value bug. And few smaller adjustments that hopefully will make the game load slightly faster.

May 18, 2017
Small Update - 18 May 2017

- Fixed a possible performance issue - Added Steam Cloud Also, i am happy to announce that later this year the game will receive a pretty interesting update that will optimize the graphics and perform

May 18, 2017
Small Update - 18 May 2017

- Fixed a possible performance issue - Added Steam Cloud Also, i am happy to announce that later this year the game will receive a pretty interesting update that will optimize the graphics and perform

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Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-28.

GenresCasual, Indie
Player tagsCasual · Indie · Touch-Friendly · Puzzle (SteamSpy community voting)
FeaturesSingle-player · Steam Achievements · Steam Trading Cards · Steam Cloud · Family Sharing
LanguagesEnglish, Polish, Romanian, Russian, Serbian
Achievements16
Minimum system requirements (PC)

Minimum: OS *: Windows XP Processor: Any Dual-Core CPU Memory: 512 MB RAM Graphics: Intel Integrated Graphics DirectX: Version 9.0 Storage: 200 MB available space Additional Notes: A display monitor with a 16:9 resolution is recommended