Games like The Perfect Tower II
Games like The Perfect Tower II include Mindustry, Factorio, Shelldiver, Thronefall, and Bills Must Be Paid. We matched them by the tags players give The Perfect Tower II on Steam (Tower Defense, Idler, Strategy, Resource Management, and Automation): closest matches first, and among equally close ones the better-known games.

Mindustry
Shared: Tower Defense · Automation · Resource Management

Factorio
Shared: Automation · Resource Management · Strategy

Shelldiver
Shared: Resource Management · Idler · Incremental

Thronefall
Shared: Tower Defense · Strategy · Action

Bills Must Be Paid
Shared: Strategy · Idler · Incremental

Tower Factory
Shared: Tower Defense · Strategy · Automation

Incredicer
Shared: Idler · Strategy · Incremental

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

Tower Wizard
Shared: Idler · Strategy · Resource Management

Cookie Clicker
Shared: Idler · Incremental · Resource Management

Zero Stress King: Idle Defense
Shared: Tower Defense · Idler · Strategy

Dyson Sphere Program
Shared: Automation · Resource Management · Base Building

Captain of Industry
Shared: Resource Management · Automation · Strategy

The King is Watching
Shared: Tower Defense · Strategy · Resource Management

Timber Rush
Shared: Idler · Strategy · Resource Management

shapez
Shared: Automation · Resource Management · Strategy

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

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

Nodebuster
Shared: Strategy · Idler · Incremental

Chef Knight
Shared: Strategy · Resource Management · Idler

Keep on Mining!
Shared: Idler · Incremental · Resource Management

Bee Island
Shared: Tower Defense · Strategy · Action

Sixty Four
Shared: Strategy · Automation · Resource Management

Rusty's Retirement
Shared: Idler · Automation · Strategy