Games like Ant Attack
Games like Ant Attack include Plants vs. Zombies GOTY Edition, Bloons TD 6, Cookie Clicker, Balatro, and Vampire Survivors. We matched them by the tags players give Ant Attack on Steam (Time Management, Strategy, Incremental, Casual, and Roguelite): closest matches first, and among equally close ones the better-known games.

Plants vs. Zombies GOTY Edition
Shared: Strategy · Tower Defense · Casual

Bloons TD 6
Shared: Strategy · Tower Defense · Casual

Cookie Clicker
Shared: Incremental · Casual · Pixel Graphics

Balatro
Shared: Strategy · Roguelike · Roguelite

Vampire Survivors
Shared: Roguelite · Casual · 2D

Slots & Daggers
Shared: Strategy · Casual · Roguelike

Astro Prospector
Shared: Incremental · Casual · Roguelite

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

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

Wall World
Shared: Roguelite · Strategy · Tower Defense

Cluckmech Oasis
Shared: Strategy · Tower Defense · Roguelike

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

Bloons TD 5
Shared: Strategy · Tower Defense · Casual

Bills Must Be Paid
Shared: Incremental · Strategy · Roguelite

Timber Rush
Shared: Casual · Strategy · Incremental

Rogue Tower
Shared: Strategy · Tower Defense · Casual

12 Labours of Hercules
Shared: Time Management · Strategy · Casual

Papa's Freezeria Deluxe
Shared: Time Management · Casual · Strategy

Nodebuster
Shared: Incremental · Strategy · Casual

Sir, We Have an Orc Problem
Shared: Incremental · Tower Defense · Roguelite

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

Game Dev Tycoon
Shared: Strategy · Casual · Indie

Loop Hero
Shared: Roguelite · Roguelike · Pixel Graphics

Tangy TD
Shared: Strategy · Tower Defense · Roguelike