Single-player games like Promethium
Below are 13 single-player Steam games similar to Promethium, 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 Promethium page.
Ranked picks
- 1
Shoot 1UP DX
Single-player alternative to Promethium — playable solo, no multiplayer required. Shares Action and Indie with Promethium.
Why play shoot 'em ups one ship at a time? Launch them all at once! Unleash an entire armada of ships in Shoot 1UP!
- 2
Syder Arcade
Single-player alternative to Promethium — playable solo, no multiplayer required. Shares Action and Indie with Promethium.
Killing zombies never gets old, but sometimes you just need a break. Get back to some serious old-school gaming with Syder Arcade! Syder Arcade is a love letter to Amiga games of the ‘90s, no coins, no upgrade grinding, just your tenacity and a motherload of alien invaders.
- 3
Stellar Interface
Single-player alternative to Promethium — playable solo, no multiplayer required. Shares Action and Indie with Promethium.
Run through the universe in this rogue-like-ish space-shooter. Discover the numerous perks/consumables and their synergistic effects. Explore the randomly-generated galaxy to find merchants, unlock spacecrafts, collect Cartridges and checkmark your kills of the various galactic overlords.
- 4
Blazing Chrome
Single-player alternative to Promethium — playable solo, no multiplayer required. Shares Action and Indie with Promethium.
In Blazing Chrome, bring your best pal and kick some metal butts to free the humankind while enjoying a classic run’n’gun, fully loaded with action and exciting fights!
- 5
Valfaris: Mecha Therion
Single-player alternative to Promethium — playable solo, no multiplayer required. Shares Action and Indie with Promethium.
Therion returns as the hunt for Lord Vroll continues. Pilot an advanced machine of death and destruction in this explosive 2.5D side-scrolling shoot ‘em up, and sequel to the critically acclaimed Valfaris. Strap in and unleash mecha hell!
- 6
Stardust Galaxy Warriors: Stellar Climax
Single-player alternative to Promethium — playable solo, no multiplayer required. Shares Action and Indie with Promethium.
Stardust Galaxy Warriors: Stellar Climax is a fast-paced couch co-op action shooter with SHMUP/Brawler gameplay and RPG elements. Choose your mechs, weapons & upgrades then soar through space, defeat evil & save the future... from itself!
- 7
Ikaruga
Single-player alternative to Promethium — playable solo, no multiplayer required. Shares Action and Indie with Promethium.
Shoot! Dodge! and... Get Hit!? "Ikaruga" is a vertical shoot 'em up that features an unique polarity-switching gameplay. Switch the ship's polarity and "get hit and absorb" enemy bullets! Achieve High Score with the chain bonus!
- 8
Enemy Mind
Single-player alternative to Promethium — playable solo, no multiplayer required. Shares Action and Indie with Promethium.
A retro shooter with a new power: the power to become any ship.Lost in the depths of space, you are a being of pure psychic energy with the uncanny power to take over and control anything you see in order to survive.Built for PC, Enemy Mind lets you battle your way through 70+ waves of challenging enemies.
- 9
Blast Em!
Single-player alternative to Promethium — playable solo, no multiplayer required. Shares Action and Indie with Promethium.
Protect the universe from the evil Alien robots terror-bent on eliminating the Earth and all of Humanity! Take control of the ship and blast the hell out of anything that moves and if it doesn’t move – blast it anyway to be sure.
- 10
Containment Protocol
Single-player alternative to Promethium — playable solo, no multiplayer required. Shares Action and Indie with Promethium.
A top-secret military research facility has gone dark. Their last communication only had two words in it: “Containment Protocol” Your task is to infiltrate the facility using a prototype remote control drone and work out what has happened to the facility and more importantly - what has happened to the weapon.
- 11
Caretaker Retribution
Single-player alternative to Promethium — playable solo, no multiplayer required. Shares Action and Indie with Promethium.
The stars are going out. A team is sent to find out why. They discover the cause and try to stop it. They don’t make it out alive. Caretaker Retribution is a 6DOF shooter for PC and Mac that also works on HTC Vive and Oculus Rift.
- 12
Caretaker Sacrifice
Single-player alternative to Promethium — playable solo, no multiplayer required. Shares Action and Indie with Promethium.
An epic sci-fi 6DOF adventure, puzzle and shooter featuring the voice of David Hewlett (Stargate). At the end of time, struggle through a hostile alien machine to solve the ultimate mystery and fulfil your final mission.
- 13
The Alpha Device
Single-player alternative to Promethium — playable solo, no multiplayer required. Shares Action and Indie with Promethium.
Beyond space, beyond reason... beyond humanity. Discover a gripping tale of a dystopian future narrated by David Hewlett, star of the Academy Award-winning The Shape Of Water.