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

Deep Space Survivor
Single-player alternative to Celestial Contact — playable solo, no multiplayer required. Shares Action and Indie with Celestial Contact.
Survive massive amount of enemies in space in this top-down action auto-shooter.
- 2

Appulse
Single-player alternative to Celestial Contact — playable solo, no multiplayer required. Shares Action and Indie with Celestial Contact.
An intense top-down shooter roguelite inspired by pinball mechanics. Master every shot with precision in the heat of the battle, and protect your mothership from waves of invading robots. Upgrade your equipment and conquer spaceships to win the war!
- 3

Malicious Payload
Single-player alternative to Celestial Contact — playable solo, no multiplayer required. Shares Action and Indie with Celestial Contact.
Space pirates invaded your ship, they hacked your mainframe and gained controll of your robots. Your fellow robots turned into murdering robots. You need to find who responsible for this as a guard of your ship. Let him pay for what he done and get back what belongs to you.
- 4

Star Legion
Single-player alternative to Celestial Contact — playable solo, no multiplayer required. Shares Action and Indie with Celestial Contact.
Star Legion is a local co-op top-down shooter where you battle rogue machines in intense missions. Craft gear, survive hostile incursions, and reclaim sectors to spread the glory of the intergalactic Roman Empire.
- 5

SteelFall
Single-player alternative to Celestial Contact — playable solo, no multiplayer required. Shares Action and Indie with Celestial Contact.
Pilot a mech against relentless hordes of enemies. Harvest XP, draft powerful items, evolve your arsenal and bring down titanic bosses in this fast-paced action roguelite.
- 6

Tower Tactics Arena
Single-player alternative to Celestial Contact — playable solo, no multiplayer required. Shares Action with Celestial Contact.
Tower Tactics Arena is a fast-paced action roguelite set in the Tower Tactics: Liberation universe. Battle relentless enemy waves in a closed combat arena, level up your towers strategically, and gather powerful trinkets and potions! Will you claim victory in the arena?
- 7

Robits: Quantum Descent
Single-player alternative to Celestial Contact — playable solo, no multiplayer required. Shares Action and Indie with Celestial Contact.
Momentum is your greatest advantage. It's also your biggest mistake. A momentum-driven roguelite twin-stick shooter set in a procedurally generated, living quantum arena that never lets you settle in. Stack weapons and mods into a drone built to survive it.
- 8

SANDRIPPER
Single-player alternative to Celestial Contact — playable solo, no multiplayer required. Shares Action and Indie with Celestial Contact.
Tear across the desert, obliterating wave after wave with your nuclear missile powered dual-wielding hover tank. A tight, punchy wave survival sandbox with ludicrous weaponry, exhilarating rocket-tank combat, and daily leaderboards!