Single-player games like 2Synth
Below are 8 single-player Steam games similar to 2Synth, 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 2Synth page.
Ranked picks
- 1

Dicetris
Single-player alternative to 2Synth — playable solo, no multiplayer required. Shares Indie and Casual with 2Synth.
Dicetris is a falling-block puzzler with depth. Stack dice in columns, sum to hit the target, combo colors to clear overloaded stacks. Twist your strategy around special dice and rule-bending map conditions. Easy to learn. Built to master.
- 2

Kavel
Single-player alternative to 2Synth — playable solo, no multiplayer required. Shares Casual with 2Synth.
Drag Tetromino blocks onto a board of gems to make a match. Use bombs for impressive explosive effects. Kavel is an action-puzzle game that brings together block puzzles and match-3 in an exciting new twist. A truly unique new entry in the genre.
- 3

Billiards of the Round Table (BRT)
Single-player alternative to 2Synth — playable solo, no multiplayer required. Shares Casual with 2Synth.
Magnets, spinning tables, pistons and much more awaits in this most unique billiards experience
- 4

Sigma Impact
Single-player alternative to 2Synth — playable solo, no multiplayer required. Shares Indie with 2Synth.
A physics-based 2D action roguelite set in a dungeon of glass. Master intense combat, be immersed in captivating visuals with adaptive music and sound design tailored to your gameplay.
- 5

Starshapes
Single-player alternative to 2Synth — playable solo, no multiplayer required. Shares Indie and Casual with 2Synth.
A calm and highly satisfying puzzle game about connecting shapes to create 3D star constellations.
- 6

BIRBOUT!
Single-player alternative to 2Synth — playable solo, no multiplayer required. Shares Casual with 2Synth.
BIRBOUT! is a hybrid platform shooter where you play as Sunny The Cockatiel, unlock weapons, eat seeds, fight Plovers and save Snowy The Cockatiel from Desmond the Cat!
- 7

A Simple Square
Single-player alternative to 2Synth — playable solo, no multiplayer required. Shares Indie and Casual with 2Synth.
A Simple Square is a minimalist puzzle game where every move changes the level. Slide in straight lines, erase the tiles behind you, plan your path, and reach the exit without trapping yourself.
- 8

Go Up
Single-player alternative to 2Synth — playable solo, no multiplayer required. Shares Indie and Casual with 2Synth.
A simple idle game about going up. An atmospheric and esoteric exploration into darkness and creation where you unearth mysterious minigames and ascertain new methods of ascending ever upwards. In order for the number to go up, so must you!