Games like Don’t Idle: TD
Games like Don’t Idle: TD include Plants vs. Zombies GOTY Edition, Bloons TD 6, Zero Stress King: Idle Defense, DAVE THE DIVER, and Cookie Clicker. We matched them by the tags players give Don’t Idle: TD on Steam (Tower Defense, Idler, 2D, Pixel Graphics, and Relaxing): closest matches first, and among equally close ones the better-known games.

Plants vs. Zombies GOTY Edition
Shared: Tower Defense · 2D · Singleplayer

Bloons TD 6
Shared: Tower Defense · Singleplayer · Strategy

Zero Stress King: Idle Defense
Shared: Tower Defense · Idler · 2D

DAVE THE DIVER
Shared: Pixel Graphics · Relaxing · Casual

Cookie Clicker
Shared: Idler · Pixel Graphics · Casual

Kingdom Rush - Tower Defense
Shared: Tower Defense · 2D · Singleplayer

Melvor Idle
Shared: Idler · 2D · Casual

Kingdom Rush Origins - Tower Defense
Shared: Tower Defense · 2D · Singleplayer

Rusty's Retirement
Shared: Idler · Automation · Relaxing

Kingdom Rush Frontiers - Tower Defense
Shared: Tower Defense · 2D · Singleplayer

Nodebuster
Shared: Idler · 2D · Casual

Shelldiver
Shared: Idler · 2D · Casual

Fortune Mill
Shared: Idler · Pixel Graphics · Automation

Maltese's Fluffy Onsen
Shared: Pixel Graphics · Idler · Automation

Keep on Mining!
Shared: Idler · Relaxing · Casual

A Game About Feeding A Black Hole
Shared: Relaxing · Idler · 2D

Cast n Chill
Shared: Pixel Graphics · Idler · Relaxing

Click and Conquer
Shared: Idler · Pixel Graphics · Relaxing

Timber Rush
Shared: Idler · Relaxing · Casual

Stardew Valley
Shared: Pixel Graphics · Relaxing · 2D

Outhold
Shared: Tower Defense · Relaxing · Strategy

Mindustry
Shared: Tower Defense · Automation · 2D

Bloons TD 5
Shared: Tower Defense · Strategy · 2D

Your Big, Cute Monster Farm
Shared: Idler · Casual · Pixel Graphics