Single-player games like Orbitcore
Below are 9 single-player Steam games similar to Orbitcore, 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 Orbitcore page.
Ranked picks
- 1

Starforged Legacy
Single-player alternative to Orbitcore — playable solo, no multiplayer required. Shares Action with Orbitcore.
Outlast the onslaught in a sci-fi survivors-like where your decisions matter as much as your firepower. Command customizable starships, enhance your arsenal with 100+ strategy-defining upgrades, and annihilate endless fleets of cosmic combatants! Carve your legacy among the stars or die trying!
- 2

Deck of Potential
Single-player alternative to Orbitcore — playable solo, no multiplayer required. Shares Action with Orbitcore.
Deck of Potential combines roguelike deckbuilder with bullet heaven. Collect cards, fuse them, and slap on sticker upgrades to beat thousands of monsters. Take down dungeon bosses, unlock new cards, characters, and discover fusion recipes to build the ultimate auto-firing deck.
- 3

Pickle Pete
Single-player alternative to Orbitcore — playable solo, no multiplayer required. Shares Action with Orbitcore.
A roguelite bullet heaven where you dodge and auto-shoot through waves of enemies. Build devastating weapon, gear and mutation combinations with deep synergies. Face over 30 unique bosses across diverse biomes in this challenging arena shooter.
- 4

GrindFall
Single-player alternative to Orbitcore — playable solo, no multiplayer required. Shares Action with Orbitcore.
A thrilling Co-op Action Roguelite for 1-4 players! Play as mischievous ghosts, create insane weapon synergies, catch humans, and turn them into pumpkins. Deliver your harvest to the crypt, expand the map, and unleash vibrant chaos in this Bullet Heaven!
- 5

Warriors of the End
Single-player alternative to Orbitcore — playable solo, no multiplayer required. Shares Action with Orbitcore.
Warriors of the End is a fast-paced tower-defense horde-battler roguelike. Defend the Princess against enemy hordes by strategically positioning and upgrading your towers, customize unique characters with deadly weapons and spells, discover mindblowing synergies and create game-breaking builds!
- 6

FOXFIRE
Single-player alternative to Orbitcore — playable solo, no multiplayer required. Shares Action with Orbitcore.
Full Thrust, Full Inertia, Full Auto! FOXFIRE is a top-down sci-fi survivors-like with space physics and a devastating arsenal of evolving weaponry. Customize your ship and tear through alien swarms as routine recon missions descend into bullet hellscapes.
- 7

Giant Enemy Robot Crabs
Single-player alternative to Orbitcore — playable solo, no multiplayer required. Shares Action with Orbitcore.
Crush the countless crabs while blasting your way through the cancer zone!
- 8

Apple Man Sam
Single-player alternative to Orbitcore — playable solo, no multiplayer required. Shares Action with Orbitcore.
Apple man Sam versus moustached vegetables. A top-down survivors-like roguelite where you pick a loadout, level up, upgrade your weapons, and loot items to blast through escalating hordes and bosses. Multiple loadouts, endless mode, and leaderboards. Complete quests to unlock items and cosmetics!
- 9

VacuuBot: Home Cleaning Simulator
Single-player alternative to Orbitcore — playable solo, no multiplayer required.
Take control of a dust bustin' robot cleaning machine in this laid-back home cleaning simulation game. Put your bristles to the ground and try your best to make every inch of the house shine before time runs out!