Single-player games like icosi-do
Below are 8 single-player Steam games similar to icosi-do, 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 icosi-do page.
Ranked picks
- 1

Chess Mega Bundle
Single-player alternative to icosi-do — playable solo, no multiplayer required. Shares Strategy with icosi-do.
Play hundreds of chess variants online or locally.
- 2

The Chess Variants Club
Single-player alternative to icosi-do — playable solo, no multiplayer required. Shares Strategy and Indie with icosi-do.
Play and discover 12 popular chess variants, improve your chess skills with hundreds of chess puzzles, or simply play regular chess with your friends - all in one package. This diverse collection includes several chess games and puzzles. All in a minimalist, beautifully designed virtual chess club.
- 3

SudoKube
Single-player alternative to icosi-do — playable solo, no multiplayer required. Shares Strategy and Indie with icosi-do.
An enhanced sudoku experience, 6 times more fun
- 4

Tents and Trees
Single-player alternative to icosi-do — playable solo, no multiplayer required. Shares Strategy and Indie with icosi-do.
Think strategically to place tents in the peaceful universe of Tents and Trees, a chill puzzle game with Picross vibes!
- 5

Yatzi
Single-player alternative to icosi-do — playable solo, no multiplayer required. Shares Strategy and Casual with icosi-do.
It's quite tricky to roll a YATZI: Roll five dice with the same number in three tries. Skillful combination is half the battle! This classic dice game thrills players thanks to its simple game rules and exciting gameplay. You can’t be sure who has the most points until the very end.
- 6

Lazy Chess
Single-player alternative to icosi-do — playable solo, no multiplayer required. Shares Strategy and Indie with icosi-do.
Lazy Chess is a new non-profit chess game that narrows your choices down to the best 2 possible moves per turn. The moves provided can always win the game, but how strong are your decisions? Fewer moves. More fun.
- 7

Codenames
Single-player alternative to icosi-do — playable solo, no multiplayer required. Shares Indie and Casual with icosi-do.
Codenames is a clever word game of deduction, teamwork, and strategy, inspired by the popular board game loved worldwide. Give one-word clues, link multiple words, and read your teammates’ minds to win before the other team does.
- 8

Chambers of Devious Design
Single-player alternative to icosi-do — playable solo, no multiplayer required. Shares Strategy and Indie with icosi-do.
Chambers of Devious Design is a tactical tile placement game where you build evil lairs for an evil mastermind. Come up with creative designs, optimize placements and sabotage your competitors!