Games like Idle Game x100
Games like Idle Game x100 include Cookie Clicker, Digseum, Nodebuster, WorldBox - God Simulator, and Scritchy Scratchy. We matched them by the tags players give Idle Game x100 on Steam (Idler, Incremental, Sandbox, God Game, and Management): closest matches first, and among equally close ones the better-known games.

Cookie Clicker
Shared: Idler · Incremental · Management

Digseum
Shared: Incremental · Idler · Management

Nodebuster
Shared: Incremental · Idler · Management

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

Scritchy Scratchy
Shared: Incremental · Idler · Management

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

Shelldiver
Shared: Incremental · Idler · Management

Planet Coaster
Shared: Sandbox · Management · Simulation

Loot Loop
Shared: Incremental · Idler · Management

Fortune Mill
Shared: Idler · Incremental · Simulation

Tiny Pasture
Shared: Idler · Incremental · Management

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

Kingdoms and Castles
Shared: Management · Sandbox · Simulation

A Game About Feeding A Black Hole
Shared: Incremental · Idler · Relaxing

Bills Must Be Paid
Shared: Incremental · Idler · Management

Foundation
Shared: Sandbox · Management · Simulation

Mini Motorways
Shared: Management · Simulation · Minimalist

Click and Conquer
Shared: Incremental · Idler · Simulation

Gamblers Table
Shared: Incremental · Management · Idler

Cities: Skylines II
Shared: Sandbox · Management · Simulation

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

Dragon Cliff
Shared: Idler · Incremental · Management

Cities: Skylines
Shared: Management · Sandbox · Simulation

Planet Coaster 2
Shared: Sandbox · Simulation · God Game