Games like The Grounds-Keeper
Games like The Grounds-Keeper include Bloons TD 6, Nodebuster, Shelldiver, A Game About Feeding A Black Hole, and Keep on Mining!. We matched them by the tags players give The Grounds-Keeper on Steam (Incremental, Sandbox, Casual, Arcade, and Strategy): closest matches first, and among equally close ones the better-known games.

Bloons TD 6
Shared: Strategy · Casual · Sandbox

Nodebuster
Shared: Incremental · Casual · Strategy

Shelldiver
Shared: Incremental · Casual · Arcade

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

Keep on Mining!
Shared: Incremental · Casual · Arcade

Space Rock Breaker
Shared: Incremental · Casual · Arcade

Russian Life Simulator
Shared: Incremental · 2D · Strategy

Game Dev Tycoon
Shared: Casual · Strategy · 2D

Cookie Clicker
Shared: Incremental · Casual · 2D

To The Core
Shared: Incremental · Casual · Arcade

Timberman
Shared: Casual · 2D · Arcade

Plants vs. Zombies GOTY Edition
Shared: Casual · Strategy · 2D

Bloons TD 5
Shared: Strategy · Casual · Family Friendly

Peggle Deluxe
Shared: Casual · Arcade · 2D

Deep Space Cache
Shared: Incremental · Casual · Strategy

Chef Knight
Shared: Incremental · Casual · Strategy

Two Point Museum
Shared: Casual · Sandbox · Strategy

Rock Bottom
Shared: Incremental · Casual · Arcade

Scribblenauts Unlimited
Shared: Casual · Sandbox · 2D

Bills Must Be Paid
Shared: Incremental · Strategy · Casual

Zuma Deluxe
Shared: Arcade · Casual · Strategy

Kingdom Rush - Tower Defense
Shared: Strategy · 2D · Casual

A Dance of Fire and Ice
Shared: Arcade · 2D · Casual

Reus
Shared: Strategy · Sandbox · Casual