Single-player games like House Rules 21
Below are 8 single-player Steam games similar to House Rules 21, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like House Rules 21 page.
Ranked picks
- 1
Project Poker
Single-player alternative to House Rules 21 — playable solo, no multiplayer required. Shares Strategy and Indie with House Rules 21.
Project Poker is a single-player poker experience with smart opponents, memorable personalities, and tons of quality-of-life features. Build your bankroll in Career Mode, master four poker variants, and play your way with game speeds, fast-forward, quick betting, full controller support, and more.
- 2
Dice of Kalma
Single-player alternative to House Rules 21 — playable solo, no multiplayer required. Shares Strategy and Indie with House Rules 21.
Welcome to the Underworld’s deadliest game of Dice Poker! Build a deck of deathly skulls, find powerful synergies, and turn the dice to your favor to escape back to the world of the living.
- 3
Deal Me In
Single-player alternative to House Rules 21 — playable solo, no multiplayer required. Shares Strategy and Indie with House Rules 21.
A PS1-style horror roguelike: gamble across six casino games to pay off an ever-growing debt before the house notices you. Win too big, lose too badly, and something starts hunting you. 2-4 player co-op.
- 4
I CAN'T STOP WINNING!
Single-player alternative to House Rules 21 — playable solo, no multiplayer required. Shares Strategy and Indie with House Rules 21.
A 2D blackjack inspired rogue-lite game for addicts and winners
- 5
Oddslinger
Single-player alternative to House Rules 21 — playable solo, no multiplayer required. Shares Strategy and Indie with House Rules 21.
Craft packs. Tune card weights. Automate your deck engine. Build bigger hands, unlock new mechanics each Era, chase new records across Fantasy, 60–90s, and Neon—then Rewind to push beyond your limits.
- 6
Casino Legends
Single-player alternative to House Rules 21 — playable solo, no multiplayer required. Shares Strategy and Indie with House Rules 21.
Can you become the Legend of the Casino? Play across Texas Hold'em, Blackjack, Roulette, Slots, and Baccarat. Face 50 rivals who bluff, trap, and talk back. Buy once. Play offline. Verify outcomes. No chip packs or microtransactions.
- 7
Blue Men Group ULTIMATE VIDEO BLACKJACK
Single-player alternative to House Rules 21 — playable solo, no multiplayer required. Shares Strategy and Indie with House Rules 21.
The Blue Men Group are energetic, enigmatic, interacting, arousing, performing, embarrassing, feeling, alarming, inspiring, desperate, hateful, impressive and performative. Join us at computer playing our Ultimate Video BlackJack collection. Unlock video, gameplay, get blowmanjobs, you will enjoy
- 8
Board Poker
Single-player alternative to House Rules 21 — playable solo, no multiplayer required. Shares Strategy and Indie with House Rules 21.
A roguelike deckbuilder where you build a board, not just a hand. Drop cards onto the grid and score poker hands across every row, column, and diagonal at once. Stack rule-breaking augments, chain explosive combos, and rake in the gold.