Games like Down The Stairs: The Game
Games like Down The Stairs: The Game include Climber Animals: Together, Portal, ALTF4, Portal 2, and Chained Together. We matched them by the tags players give Down The Stairs: The Game on Steam (Physics, Precision Platformer, Runner, 3D Platformer, and Sports): closest matches first, and among equally close ones the better-known games.

Climber Animals: Together
Shared: Physics · 3D Platformer · Puzzle Platformer

Portal
Shared: 3D Platformer · Puzzle Platformer · Physics

ALTF4
Shared: Physics · Runner · 3D Platformer

Portal 2
Shared: Puzzle · Platformer · Puzzle Platformer

Chained Together
Shared: 3D Platformer · Platformer · Puzzle Platformer

Uncrashed : FPV Drone Simulator
Shared: Physics · Sports · Racing

Only Climb: Better Together
Shared: Precision Platformer · 3D Platformer · Platformer

Human Fall Flat
Shared: Physics · Puzzle · Puzzle Platformer

Wreckfest
Shared: Physics · Racing · Sports

Rooftops & Alleys: The Parkour Game
Shared: 3D Platformer · Sports · Simulation

KartKraft
Shared: Physics · Sports · Immersive Sim

ScooterFlow
Shared: Sports · Physics · 3D Platformer

Mind Spheres
Shared: Physics · Precision Platformer · Sports

Placid Plastic Duck Simulator
Shared: Physics · Immersive Sim · Casual

Tricky Towers
Shared: Physics · Puzzle · Party Game

Quantum Conundrum
Shared: Physics · 3D Platformer · Puzzle Platformer

Tiny and Big: Grandpas Leftovers
Shared: Physics · 3D Platformer · Puzzle

Rolled Out!
Shared: Precision Platformer · 3D Platformer · Racing

Biped
Shared: Physics · Puzzle · 3D Platformer

Hans
Shared: Precision Platformer · Physics · 3D Platformer

Marble It Up! Ultra
Shared: Physics · 3D Platformer · Racing

SEUM: Speedrunners from Hell
Shared: Precision Platformer · 3D Platformer · Racing

Paddle Paddle Paddle
Shared: Physics · Sports · Racing

LIMBO
Shared: Puzzle Platformer · Puzzle · Platformer