Games like Idle Energy
Games like Idle Energy include Cookie Clicker, Keep on Mining!, Shelldiver, Fortune Mill, and Digseum. We matched them by the tags players give Idle Energy on Steam (Casual, Idler, Incremental, 2D, and Relaxing): closest matches first, and among equally close ones the better-known games.

Cookie Clicker
Shared: Idler · Incremental · Casual

Keep on Mining!
Shared: Idler · Casual · Incremental

Shelldiver
Shared: Casual · Incremental · Idler

Fortune Mill
Shared: Idler · Incremental · Casual

Digseum
Shared: Casual · Incremental · Idler

Nodebuster
Shared: Casual · Incremental · Idler

Click the Button
Shared: Casual · Incremental · Idler

Tiny Pasture
Shared: Idler · Incremental · Casual

Scritchy Scratchy
Shared: Incremental · Idler · Relaxing

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

Incredicer
Shared: Idler · Casual · Incremental

Bills Must Be Paid
Shared: Incremental · Idler · Casual

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

Click and Conquer
Shared: Casual · Incremental · Idler

Touhou Mystia's Izakaya
Shared: Casual · Pixel Graphics · Time Management

DAVE THE DIVER
Shared: Casual · Pixel Graphics · Relaxing

Rusty's Retirement
Shared: Idler · Automation · Relaxing

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

Cornerpond
Shared: Idler · Incremental · Casual

Fracture Field
Shared: Idler · Incremental · Casual

Timber Rush
Shared: Casual · Idler · Relaxing

Gamblers Table
Shared: Incremental · Automation · Idler

Lyca
Shared: Casual · Incremental · Idler

Loot Loop
Shared: Casual · Incremental · Idler