Games like Flames of Freedom: 1821
Games like Flames of Freedom: 1821 include Neon Echo, Valiant Hearts: The Great War™ / Soldats Inconnus : Mémoires de la Grande Guerre™, Haste, Skul: The Hero Slayer, and Portal 2. We matched them by the tags players give Flames of Freedom: 1821 on Steam (3D Platformer, Side Scroller, Roguelite, Cinematic, and Early Access): closest matches first, and among equally close ones the better-known games.

Neon Echo
Shared: Side Scroller · 3D Platformer · Roguelite

Valiant Hearts: The Great War™ / Soldats Inconnus : Mémoires de la Grande Guerre™
Shared: Historical · Atmospheric · Side Scroller

Haste
Shared: 3D Platformer · Roguelite · Action

Skul: The Hero Slayer
Shared: Roguelite · Action · Side Scroller

Portal 2
Shared: Singleplayer · 3D Platformer · Platformer

Portal
Shared: 3D Platformer · Singleplayer · Action

REPLACED
Shared: Cinematic · Side Scroller · Atmospheric

Hades
Shared: Roguelite · Action · Singleplayer

The Rogue Prince of Persia
Shared: Roguelite · Action · Side Scroller

Sonic Adventure 2
Shared: 3D Platformer · Action · Platformer

Trek to Yomi
Shared: Side Scroller · Cinematic · Action

Rogue Legacy
Shared: Platformer · Roguelite · Singleplayer

Deadlight
Shared: Side Scroller · Action · Atmospheric

SONIC X SHADOW GENERATIONS
Shared: 3D Platformer · Action · Singleplayer

Rogue Legacy 2
Shared: Roguelite · Action · Platformer

Mafia: The Old Country
Shared: Atmospheric · Cinematic · Action

Pumpkin Jack
Shared: 3D Platformer · Action · Singleplayer

Crash Bandicoot™ N. Sane Trilogy
Shared: 3D Platformer · Singleplayer · Platformer

Sonic Adventure DX
Shared: 3D Platformer · Platformer · Singleplayer

Detroit: Become Human
Shared: Cinematic · Singleplayer · Atmospheric

30XX
Shared: Side Scroller · Roguelite · Perma Death

White Knuckle
Shared: 3D Platformer · Atmospheric · Platformer

Mark of the Ninja
Shared: Side Scroller · Platformer · Singleplayer

Sonic Frontiers
Shared: 3D Platformer · Action · Singleplayer