Games like Cookie Builder
Games like Cookie Builder include Cookie Clicker, Fortune Mill, Stardew Valley, Plantera, and Garry's Mod. We matched them by the tags players give Cookie Builder on Steam (Casual, Sandbox, Incremental, Idler, and Pixel Graphics): closest matches first, and among equally close ones the better-known games.

Cookie Clicker
Shared: Incremental · Casual · Idler

Fortune Mill
Shared: Incremental · Idler · Pixel Graphics

Stardew Valley
Shared: Pixel Graphics · Sandbox · Relaxing

Plantera
Shared: Incremental · Sandbox · Idler

Garry's Mod
Shared: Sandbox · Casual · Building

Tiny Pasture
Shared: Idler · Incremental · Casual

The Sims™ 4
Shared: Sandbox · Building · Casual

Keep on Mining!
Shared: Casual · Incremental · Idler

Fracture Field
Shared: Incremental · Idler · Casual

Click the Button
Shared: Casual · Incremental · Idler

SUMMERHOUSE
Shared: Sandbox · Casual · Relaxing

Digseum
Shared: Casual · Incremental · Idler

Shelldiver
Shared: Casual · Incremental · Idler

Townscaper
Shared: Sandbox · Casual · Building

Trove
Shared: Sandbox · Voxel · Pixel Graphics

Paralives
Shared: Sandbox · Building · Character Customization

Tiny Glade
Shared: Sandbox · Casual · Building

Incredicer
Shared: Casual · Incremental · Idler

House Flipper
Shared: Sandbox · Casual · Building

Nodebuster
Shared: Casual · Incremental · Idler

Factorio
Shared: Sandbox · Automation · Casual

Terraria
Shared: Sandbox · Pixel Graphics · Building

DAVE THE DIVER
Shared: Casual · Pixel Graphics · Relaxing

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