Games like Boink
Games like Boink include Cookie Clicker, Nodebuster, A Game About Feeding A Black Hole, Keep on Mining!, and Shelldiver. We matched them by the tags players give Boink on Steam (Casual, Idler, Strategy, Incremental, and Logic): closest matches first, and among equally close ones the better-known games.

Cookie Clicker
Shared: Idler · Casual · Incremental

Nodebuster
Shared: Casual · Incremental · Strategy

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

Keep on Mining!
Shared: Idler · Casual · Incremental

Shelldiver
Shared: Casual · Incremental · Idler

Bills Must Be Paid
Shared: Incremental · Strategy · Idler

Mini Motorways
Shared: Casual · Strategy · Relaxing

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

Zup! S
Shared: Casual · Relaxing · Indie

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

House Flipper
Shared: Casual · Singleplayer · Relaxing

Incredicer
Shared: Idler · Casual · Incremental

Loot Loop
Shared: Casual · Incremental · Idler

Dragon Cliff
Shared: Idler · Strategy · Casual

Chef Knight
Shared: Strategy · Casual · Incremental

Timber Rush
Shared: Casual · Idler · Strategy

Russian Life Simulator
Shared: Incremental · Singleplayer · Strategy

Plague Inc: Evolved
Shared: Strategy · Casual · Singleplayer

Click the Button
Shared: Casual · Idler · Incremental

Mini Metro
Shared: Strategy · Casual · Singleplayer

Game Dev Tycoon
Shared: Casual · Strategy · Singleplayer

Digseum
Shared: Casual · Idler · Incremental

Hexcells
Shared: Casual · Logic · Strategy

Click and Conquer
Shared: Casual · Incremental · Idler