Games like Ten Seconds Trillion
Games like Ten Seconds Trillion include Cookie Clicker, Scritchy Scratchy, Digseum, (the) Gnorp Apologue, and Shelldiver. We matched them by the tags players give Ten Seconds Trillion on Steam (Incremental, Idler, Sandbox, Management, and Choices Matter): closest matches first, and among equally close ones the better-known games.

Cookie Clicker
Shared: Incremental · Idler · Management

Scritchy Scratchy
Shared: Incremental · Idler · Resource Management

Digseum
Shared: Incremental · Idler · Management

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

Shelldiver
Shared: Incremental · Management · Idler

Cities: Skylines
Shared: Management · Sandbox · Simulation

Fortune Mill
Shared: Incremental · Idler · Economy

Kingdoms and Castles
Shared: Management · Resource Management · Sandbox

Nodebuster
Shared: Incremental · Idler · Management

Tower Wizard
Shared: Incremental · Idler · Resource Management

Cities: Skylines II
Shared: Sandbox · Management · Simulation

Foundation
Shared: Sandbox · Management · Simulation

Anno 1800
Shared: Sandbox · Economy · Simulation

Gamblers Table
Shared: Incremental · Management · Idler

Planet Zoo
Shared: Management · Sandbox · Simulation

Transport Fever 2
Shared: Management · Simulation · Sandbox

Prison Architect
Shared: Sandbox · Simulation · Management

Planet Coaster
Shared: Sandbox · Management · Simulation

Jurassic World Evolution
Shared: Management · Sandbox · Simulation

Startup Company
Shared: Management · Sandbox · Economy

Jurassic World Evolution 2
Shared: Management · Sandbox · Simulation

Game Dev Tycoon
Shared: Management · Simulation · Economy

News Tower
Shared: Management · Sandbox · Simulation

Click and Conquer
Shared: Incremental · Idler · Simulation