Single-player games like Alpha Particle
Below are 8 single-player Steam games similar to Alpha Particle, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Alpha Particle page.
Ranked picks
- 1
TUNIC
Single-player alternative to Alpha Particle — playable solo, no multiplayer required. Shares Action with Alpha Particle.
Explore a land filled with lost legends, ancient powers, and ferocious monsters in TUNIC, an isometric action game about a small fox on a big adventure.
- 2
Relic Light
Single-player alternative to Alpha Particle — playable solo, no multiplayer required. Shares Indie with Alpha Particle.
Relic Light is a pixel-style puzzle-action dungeon game. You will play as an explorer who arrives at the remaining ruins, explores to acquire various skills, solves the complex and diverse puzzles within, and discovers the ultimate secret of the ruins.
- 3
Memory's Reach
Single-player alternative to Alpha Particle — playable solo, no multiplayer required. Shares Indie with Alpha Particle.
Memory’s Reach is a first person puzzle based metroidvania. Explore a huge, interconnected world of labyrinthian megastructures filled with alluring mysteries. Solve challenging puzzles, acquire powerful abilities, and uncover forgotten lore as you seek to reveal the legacy of a doomed civilization.
- 4
Rebel Transmute
Single-player alternative to Alpha Particle — playable solo, no multiplayer required. Shares Action and Indie with Alpha Particle.
Rebel Transmute is a challenging 2D action-platformer epic with heart! Explore the twisting caverns of an alien planet, augment your play-style to fit your strengths, battle deadly bosses, and uncover a dark truth as Moon Mikono searches for her long lost mother.
- 5
A Collection of Bad Moments
Single-player alternative to Alpha Particle — playable solo, no multiplayer required. Shares Action with Alpha Particle.
A Collection of Bad Moments is an adventure game where the player discovers themselves in various tough situations and must use their wits to figure a way out! The moments vary from a deadly asteroid mission and mysterious virtual reality simulation to an airship duel!
- 6
Fabular: Once Upon a Spacetime
Single-player alternative to Alpha Particle — playable solo, no multiplayer required. Shares Action and Indie with Alpha Particle.
Cross blades with space knights in this epic physics-based roguelike where space-age and medieval combat collide. Die often, upgrade, and battle your way across the galaxy, defeating rival ships in methodical skirmishes on a quest to save your kingdom from destruction!
- 7
Zapling Bygone
Single-player alternative to Alpha Particle — playable solo, no multiplayer required. Shares Action and Indie with Alpha Particle.
Zapling Bygone is a twisted metroidvania where you murder your foes and steal their abilities by wearing their skulls and absorbing their consciousness into your hive-mind.
- 8
FOUNTAINS
Single-player alternative to Alpha Particle — playable solo, no multiplayer required. Shares Action and Indie with Alpha Particle.
Master high-skilled combat to uncover the secrets of an ancient, interconnected world.