Games like Idle Shapes
Games like Idle Shapes include Cookie Clicker, WorldBox - God Simulator, Nodebuster, Kenshi, and Ages of Conflict: World War Simulator. We matched them by the tags players give Idle Shapes on Steam (Idler, Incremental, Sandbox, God Game, and Immersive Sim): closest matches first, and among equally close ones the better-known games.

Cookie Clicker
Shared: Idler · Incremental · Pixel Graphics

WorldBox - God Simulator
Shared: Sandbox · God Game · Simulation

Nodebuster
Shared: Incremental · Idler · Simulation

Kenshi
Shared: Sandbox · Immersive Sim · Simulation

Ages of Conflict: World War Simulator
Shared: Sandbox · God Game · Idler

Graveyard Keeper
Shared: Sandbox · Pixel Graphics · Simulation

Digseum
Shared: Incremental · Idler · Simulation

Fortune Mill
Shared: Idler · Incremental · Pixel Graphics

Dragon Cliff
Shared: Idler · Incremental · Pixel Graphics

Shelldiver
Shared: Incremental · Idler · Simulation

Scritchy Scratchy
Shared: Incremental · Idler · Simulation

Stardew Valley
Shared: Pixel Graphics · Sandbox · Simulation

(the) Gnorp Apologue
Shared: Idler · Incremental · Strategy

Tower Wizard
Shared: Idler · Incremental · Pixel Graphics

Reus
Shared: God Game · Sandbox · Simulation

Tiny Pasture
Shared: Idler · Incremental · Pixel Graphics

Horripilant
Shared: Idler · Incremental · Pixel Graphics

Sixty Four
Shared: Incremental · Simulation · Idler

PC Building Simulator
Shared: Immersive Sim · Simulation · Sandbox

Loot Loop
Shared: Incremental · Idler · Simulation

Click the Button
Shared: Incremental · Idler · Simulation

Ultimate Epic Battle Simulator 2
Shared: Sandbox · Simulation · God Game

SimCity™ 4 Deluxe Edition
Shared: Immersive Sim · Sandbox · God Game

Idle Champions of the Forgotten Realms
Shared: Idler · Incremental · Strategy