Single-player games like Cosmophage
Below are 8 single-player Steam games similar to Cosmophage, 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 Cosmophage page.
Ranked picks
- 1

Runner Overdrive
Single-player alternative to Cosmophage — playable solo, no multiplayer required. Shares Action and Indie with Cosmophage.
Something tore your world apart. Now it's on you to keep it running, one delivery at a time. Blast your way through this action-packed precision platformer, make weird friends and even weirder enemies, and uncover the truth behind why everything went to ash.
- 2

Space Depression
Single-player alternative to Cosmophage — playable solo, no multiplayer required. Shares Action and Indie with Cosmophage.
You must do your best to protect the world! Destroy all enemies. Get the highest score.
- 3

Bleed 2
Single-player alternative to Cosmophage — playable solo, no multiplayer required. Shares Action and Indie with Cosmophage.
Bleed 2 is a relentless arcade action game featuring air-dodging, bullet-reflecting, and tons of bosses. Now with randomly-generated levels and daily challenges, too!
- 4

TROUBLE JUICE
Single-player alternative to Cosmophage — playable solo, no multiplayer required. Shares Action with Cosmophage.
Trouble Juice is a Side Scrolling Shooter Roguelike set in a TV show tournament that is broadcasted across the universe. Use your character's special abilities, and unlock prizes in the Achievement Bingo. Become the ultimate champion and earn your place in the galaxy's hall of fame!
- 5

Warhammer 40,000: Shootas, Blood & Teef
Single-player alternative to Cosmophage — playable solo, no multiplayer required. Shares Action with Cosmophage.
From the developers of the Guns, Gore and Cannoli franchise comes a new 2D run & gun platformer: Warhammer 40,000: Shootas, Blood & TEEF! Spearhead an Ork invasion, destroy the hive city and kill your warboss! ‘Ere we go!
- 6

Rise & Shine
Single-player alternative to Cosmophage — playable solo, no multiplayer required. Shares Action and Indie with Cosmophage.
Welcome to Gamearth, a once peaceful planet now threatened by the warmongering Space grunts of Nexgen. In the aftermath of their devastating first strike a child named Rise is forced to take on the sacred gun Shine - and with it the fate of his world.
- 7

UBERMOSH Vol.5
Single-player alternative to Cosmophage — playable solo, no multiplayer required. Shares Action and Indie with Cosmophage.
The fifth volume of the arcade series UBERMOSH.
- 8

Beat Hazard 2
Single-player alternative to Cosmophage — playable solo, no multiplayer required. Shares Action and Indie with Cosmophage.
Experience your music collection as never before with this intense music driven arcade shooter. Each of your songs will have its own unique ebb and flow based on the music.