Free games like Demonic Mahjong
Below are 9 free-to-play Steam games similar to Demonic Mahjong, ranked by player overlap and content similarity. No purchase or Steam login required to view the list. Every pick is a full free-to-play title — not a demo, trial, or time-limited giveaway. imho.run's catalogue refreshes daily, so newly free or newly popular titles surface here without manual editing.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Demonic Mahjong page.
Ranked picks
- 1

Die in the Dungeon: Origins
Free-to-play alternative to Demonic Mahjong — no purchase or trial window. Shares Strategy with Demonic Mahjong.
Fight your way through a mysterious dungeon in this deck-building, turn-based roguelike game where you don't use cards, but DICE! Deal with enemies by combining dice on your board, boost their effects with magical relics, and discover the story behind Die in the Dungeon!
- 2

Minion Masters
Free-to-play alternative to Demonic Mahjong — no purchase or trial window. Shares Strategy with Demonic Mahjong.
An addictive fast-paced hybrid of Card games & Tower-Defense. Play 1v1 - or bring a friend for 2v2 - and engage in epic online multiplayer battles full of innovative strategy and awesome plays! Collect 200+ cards with unique mechanics, all free!
- 3

Dominion
Free-to-play alternative to Demonic Mahjong — no purchase or trial window. Shares Strategy with Demonic Mahjong.
Expand a small kingdom to a mighty Dominion! Play the Spiel des Jahres winning boardgame beloved by millions around the world. Discover the game that defined a genre, Dominion was first to popularize deck-building and remains a staple of tabletop. This is the officially licensed implementation.
- 4

Once Upon a Galaxy
Free-to-play alternative to Demonic Mahjong — no purchase or trial window. Shares Strategy and Casual with Demonic Mahjong.
ONCE UPON A GALAXY is an easy to learn Card Battler with incredible strategic depth and near infinite fun! Which of your favorite characters from myth and fairy tale will you choose?
- 5

KARDS - The WW2 Card Game
Free-to-play alternative to Demonic Mahjong — no purchase or trial window. Shares Strategy and Casual with Demonic Mahjong.
KARDS, The World War II Card Game, combines traditional CCG gameplay with innovative mechanics inspired by classic strategy games and real battlefield tactics. Take command and challenge other players in grand-scale warfare on the ground, air, or seas.
- 6

GWENT: The Witcher Card Game
Free-to-play alternative to Demonic Mahjong — no purchase or trial window. Shares Strategy with Demonic Mahjong.
Command mighty Witcher-world heroes in epic online PvP card battles!
- 7

Mythgard
Free-to-play alternative to Demonic Mahjong — no purchase or trial window. Shares Strategy and Casual with Demonic Mahjong.
Welcome to Mythgard, a fantasy cyberpunk CCG of heroes, gods, and mythical beasts. Master the unique lane and mana systems in your rise to the top or enjoy team play with a friend. New players can use the code WelcomeChallenger to get 20 free packs and more to start their journey.
- 8

Prismata
Free-to-play alternative to Demonic Mahjong — no purchase or trial window. Shares Strategy with Demonic Mahjong.
A perfect-information strategy game inspired by RTS, deckbuilders, and board games. Choose from three distinct technology classes and outwit your foes by snowballing your starting resources into a powerful cybernetic army. ABSOLUTELY NO PAY-TO-WIN.
- 9

Mahjong Soul
Free-to-play alternative to Demonic Mahjong — no purchase or trial window. Shares Strategy and Casual with Demonic Mahjong.
Mahjong Soul is an online game that adopted the classic Japanese Mahjong gameplay. Here, you can hone your mahjong skills with players from worldwide or spend leisure time with friends, bond with various charismatic characters, and experience an abundance of unique stories.