Games like JARS
Games like JARS include Plants vs. Zombies GOTY Edition, Bloons TD 6, Kingdom Rush 5: Alliance TD, Kingdom Rush - Tower Defense, and Portal 2. We matched them by the tags players give JARS on Steam (Strategy, Tower Defense, Singleplayer, 2D Platformer, and Puzzle): closest matches first, and among equally close ones the better-known games.

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

Bloons TD 6
Shared: Strategy · Tower Defense · Singleplayer

Kingdom Rush 5: Alliance TD
Shared: Strategy · Tower Defense · Singleplayer

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

Portal 2
Shared: Singleplayer · Puzzle · Dark Humor

Braid
Shared: 2D Platformer · Puzzle · Puzzle Platformer

Firework
Shared: Puzzle · Singleplayer · 2D

Kingdom Rush Origins - Tower Defense
Shared: Strategy · Tower Defense · Singleplayer

Bendy and the Ink Machine
Shared: Singleplayer · Puzzle · Cartoony

Kingdom Rush Frontiers - Tower Defense
Shared: Strategy · Tower Defense · Singleplayer

Orcs Must Die!
Shared: Tower Defense · Strategy · Singleplayer

Kingdom Rush Vengeance - Tower Defense
Shared: Strategy · Tower Defense · Singleplayer

GemCraft - Chasing Shadows
Shared: Strategy · Tower Defense · Singleplayer

Portal
Shared: Puzzle · Singleplayer · Puzzle Platformer

LIMBO
Shared: Puzzle · Puzzle Platformer · Singleplayer

Pizza Tower
Shared: 2D Platformer · Singleplayer · Cartoony

Balatro
Shared: Strategy · Singleplayer · Deckbuilding

HoloParade
Shared: Strategy · Tower Defense · Singleplayer

Emberward
Shared: Tower Defense · Strategy · Deckbuilding

Dungeon Warfare
Shared: Strategy · Tower Defense · Singleplayer

Gunpoint
Shared: Puzzle · Singleplayer · Strategy

METAL SLUG ATTACK RELOADED
Shared: Strategy · Tower Defense · 2D Platformer

Defend Your Life: TD
Shared: Tower Defense · Strategy · Singleplayer

Artisan TD
Shared: Strategy · Tower Defense · Puzzle