Games like Push Defense
Games like Push Defense include Baba Is You, Plants vs. Zombies GOTY Edition, Patrick's Parabox, Zup! S, and There Is No Game: Wrong Dimension. We matched them by the tags players give Push Defense on Steam (Sokoban, Casual, Tower Defense, Puzzle, and 2D): closest matches first, and among equally close ones the better-known games.

Baba Is You
Shared: Puzzle · Sokoban · Indie

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

Patrick's Parabox
Shared: Sokoban · Puzzle · Logic

Zup! S
Shared: Casual · Puzzle · 2D

There Is No Game: Wrong Dimension
Shared: Puzzle · Casual · Indie

Hexcells
Shared: Casual · Puzzle · Logic

Linelith
Shared: Casual · Puzzle · Sokoban

Vampire Survivors
Shared: 2D · Pixel Graphics · Casual

Void Stranger
Shared: Sokoban · Puzzle · 2D

Please, Don’t Touch Anything
Shared: Puzzle · Casual · Pixel Graphics

FEZ
Shared: Puzzle · Casual · Pixel Graphics

Hexcells Infinite
Shared: Casual · Puzzle · Logic

Papers, Please
Shared: Indie · Puzzle · Pixel Graphics

Paquerette Down the Bunburrows
Shared: Sokoban · Puzzle · Logic

Is This Seat Taken?
Shared: Casual · Puzzle · Logic

Strange Jigsaws
Shared: Casual · Puzzle · 2D

Dungeon Warfare
Shared: Tower Defense · 2D · Pixel Graphics

Hook
Shared: Casual · Puzzle · 2D

Progressbar95
Shared: Casual · Puzzle · Tower Defense

Unpacking
Shared: Casual · Puzzle · Pixel Graphics

Bloons TD 6
Shared: Tower Defense · Casual · Singleplayer

Zup!
Shared: Casual · Puzzle · 2D

OneShot
Shared: Pixel Graphics · Puzzle · Indie

Zup! F
Shared: Casual · Puzzle · 2D