Games like Cower
Games like Cower include Cookie Clicker, Shelldiver, Keep on Mining!, Digseum, and Click the Button. We matched them by the tags players give Cower on Steam (Idler, Incremental, Collectathon, PvE, and Casual): closest matches first, and among equally close ones the better-known games.

Cookie Clicker
Shared: Idler · Incremental · Casual

Shelldiver
Shared: Incremental · Casual · Idler

Keep on Mining!
Shared: Idler · Incremental · Casual

Digseum
Shared: Incremental · Idler · Casual

Click the Button
Shared: Incremental · Idler · Casual

Plantera
Shared: Idler · Incremental · Collectathon

Tiny Pasture
Shared: Idler · Incremental · Casual

Nodebuster
Shared: Incremental · Idler · Casual

Keep on Mining! - Worlds
Shared: Incremental · Idler · Casual

Chillquarium
Shared: Idler · Collectathon · Incremental

Incredicer
Shared: Idler · Incremental · Casual

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

Scritchy Scratchy
Shared: Incremental · Idler · Arcade

Click and Conquer
Shared: Incremental · Idler · Casual

Plantera 2: Golden Acorn
Shared: Idler · Incremental · Collectathon

Horripilant
Shared: Idler · Incremental · Casual

Tower Wizard
Shared: Idler · Incremental · 2D

How to Train Your Cock
Shared: Idler · Casual · Incremental

Bills Must Be Paid
Shared: Incremental · Idler · Casual

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

Poop Clicker
Shared: Casual · Idler · Incremental

Fishing Inc
Shared: Incremental · Casual · Idler

Coin Flipper
Shared: Idler · Incremental · Collectathon

Desk Garden
Shared: Idler · Incremental · Casual