Games like Flare Up
Games like Flare Up include Brawlhalla, Shelldiver, DAVE THE DIVER, Celeste, and Sonic Origins. We matched them by the tags players give Flare Up on Steam (Casual, 2D Platformer, Simulation, Runner, and Platformer): closest matches first, and among equally close ones the better-known games.

Brawlhalla
Shared: 2D Platformer · Casual · Free to Play

Shelldiver
Shared: Casual · Arcade · Simulation

DAVE THE DIVER
Shared: Casual · Pixel Graphics · Singleplayer

Celeste
Shared: 2D Platformer · Pixel Graphics · Platformer

Sonic Origins
Shared: 2D Platformer · Casual · Platformer

pureya
Shared: Casual · Arcade · Singleplayer

Downwell
Shared: 2D Platformer · Pixel Graphics · Platformer

Super Meat Boy
Shared: 2D Platformer · Platformer · Pixel Graphics

The Sims™ 4
Shared: Simulation · Free to Play · Casual

Vampire Survivors
Shared: Pixel Graphics · Casual · Singleplayer

SANABI
Shared: 2D Platformer · Pixel Graphics · Singleplayer

Pizza Tower
Shared: 2D Platformer · Platformer · Pixel Graphics

Shower With Your Dad Simulator 2015: Do You Still Shower With Your Dad
Shared: Casual · Arcade · Simulation

Touhou Mystia's Izakaya
Shared: Casual · Simulation · Pixel Graphics

Katana ZERO
Shared: Pixel Graphics · 2D Platformer · Platformer

Twin Shot Deluxe
Shared: Casual · 2D Platformer · Arcade

Montaro
Shared: Casual · Runner · Pixel Graphics

Turbo Pug
Shared: Casual · Pixel Graphics · Runner

Timberman
Shared: Casual · Pixel Graphics · Arcade

Nodebuster
Shared: Casual · Simulation · Arcade

Stardew Valley
Shared: Pixel Graphics · Simulation · Casual

Papers, Please
Shared: Simulation · Pixel Graphics · Singleplayer

Janosik
Shared: Casual · 2D Platformer · Platformer

Game Dev Tycoon
Shared: Simulation · Casual · Singleplayer