Games like Squared
Games like Squared include Zup! S, Zup!, Peggle Deluxe, Hook, and Zup! X. We matched them by the tags players give Squared on Steam (Puzzle, Casual, Arcade, 2D, and Psychological Horror): closest matches first, and among equally close ones the better-known games.

Zup! S
Shared: Puzzle · Casual · 2D

Zup!
Shared: Puzzle · Casual · 2D

Peggle Deluxe
Shared: Puzzle · Casual · Arcade

Hook
Shared: Puzzle · Casual · Minimalist

Zup! X
Shared: Puzzle · Casual · 2D

Zup! F
Shared: Puzzle · Casual · 2D

Zup! 2
Shared: Puzzle · Casual · 2D

Zup! 4
Shared: Puzzle · Casual · 2D

Vampire Survivors
Shared: 2D · Pixel Graphics · Casual

Hexcells
Shared: Puzzle · Casual · Minimalist

Baba Is You
Shared: Puzzle · 2D · Pixel Graphics

Zup! 3
Shared: Puzzle · Casual · 2D

DISTRAINT: Deluxe Edition
Shared: Psychological Horror · 2D · Pixel Graphics

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

klocki
Shared: Puzzle · Casual · Minimalist

Pony Island
Shared: Puzzle · Psychological Horror · Pixel Graphics

Zuma Deluxe
Shared: Puzzle · Arcade · 2D

Progressbar95
Shared: Casual · Arcade · Puzzle

Zup! 5
Shared: Puzzle · Casual · 2D

Zup! 8
Shared: Puzzle · Casual · 2D

Zup! 6
Shared: Puzzle · Casual · 2D

Peggle™ Nights
Shared: Puzzle · Casual · 2D

Patrick's Parabox
Shared: Puzzle · 2D · Minimalist

Zup! Z
Shared: Puzzle · Casual · 2D