Games like Sparkle Unleashed
Games like Sparkle Unleashed include LIMBO, Zuma's Revenge!, Vampire Survivors, Zup! S, and Gorogoa. We matched them by the tags players give Sparkle Unleashed on Steam (Casual, Action, Indie, Puzzle, and 2D): closest matches first, and among equally close ones the better-known games.

LIMBO
Shared: Indie · Puzzle · Atmospheric

Zuma's Revenge!
Shared: Casual · Action · Puzzle

Vampire Survivors
Shared: Indie · 2D · Casual

Zup! S
Shared: Casual · Puzzle · Indie

Gorogoa
Shared: Puzzle · Indie · Casual

A Dance of Fire and Ice
Shared: Indie · 2D · Singleplayer

Timberman
Shared: Casual · Indie · Action

Waveform
Shared: Indie · Casual · Puzzle

Zup!
Shared: Casual · Puzzle · Indie

Marble Mayhem: Fragile Ball
Shared: Casual · Indie · Puzzle

Zuma Deluxe
Shared: Puzzle · Casual · 2D

Glass Masquerade
Shared: Casual · Puzzle · Indie

Seen
Shared: Indie · Puzzle · Singleplayer

Little Inferno
Shared: Casual · Indie · Puzzle

Defy Gravity Extended
Shared: Indie · Puzzle · Action

Firework
Shared: Indie · Puzzle · 2D

Zup! 2
Shared: Casual · Puzzle · Indie

Planet of Lana
Shared: Action · Puzzle · Atmospheric

Peggle Deluxe
Shared: Casual · Puzzle · 2D

Superflight
Shared: Indie · Casual · Action

World of Goo
Shared: Indie · Puzzle · Casual

BEEP
Shared: Indie · 2D · Action

Pinstripe
Shared: Casual · Indie · Atmospheric

Nihilumbra
Shared: Indie · Casual · Puzzle