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

Eris One Stand
Single-player alternative to Voidwatch — playable solo, no multiplayer required. Shares Action and Indie with Voidwatch.
Join the Pook Star Legion in this shoot ’em up roguelike and battle through waves of enemies. Dodge incoming fire and choose your upgrades to transform your ship throughout each run as you fight to reclaim the Kryos Crystals stolen from the Pooks.
- 2

Spaced Liberation
Single-player alternative to Voidwatch — playable solo, no multiplayer required. Shares Action and Indie with Voidwatch.
Spaced Liberation is a very small indie game about the liberation of a planet.
- 3

Void Strike
Single-player alternative to Voidwatch — playable solo, no multiplayer required. Shares Action with Voidwatch.
Shred endless waves of hostile spaceships in a 1-bit arcade survival roguelite. Build absurd weapon combos, unlock pilots, upgrade your fighter, and survive escalating dogfights against swarms, elite enemies, and colossal bosses.
- 4

Crush The Rebellion!
Single-player alternative to Voidwatch — playable solo, no multiplayer required. Shares Action and Indie with Voidwatch.
The galactic empire is under siege from the rebel scum in all directions! Fight through endless waves of rebel ships using all of the weapons and resources at your disposal as you execute your sole orders: to Crush The Rebellion!
- 5

Hyperbolic Ignition
Single-player alternative to Voidwatch — playable solo, no multiplayer required. Shares Action and Indie with Voidwatch.
Hyperbolic Ignition is a 2D multidirectional bullet hell-like shooter about a wandering pilot trying to return home. By utilizing wormholes, enter and evade combat against hostile spaceships, machinery, sentient crystals, and remnants of warfare.
- 6

Void Scrappers
Single-player alternative to Voidwatch — playable solo, no multiplayer required. Shares Action with Voidwatch.
Blast hordes of alien ships into junk. Collect the scrap to upgrade your ship into an unstoppable force of destruction. Unlock new characters and weapons and upgrade your stats between runs.
- 7

Nova Strike
Single-player alternative to Voidwatch — playable solo, no multiplayer required. Shares Action with Voidwatch.
Fire up your blaster cannons and take on waves of enemies in this retro shoot'em up with procedural levels. Come back stronger with each attempt and beat the high score!
- 8

BALL x PIT
Single-player alternative to Voidwatch — playable solo, no multiplayer required. Shares Action and Indie with Voidwatch.
BALL x PIT is a brick-breaking, ball-fusing, base-building survival roguelite. Batter hordes of enemies with ricocheting balls and gather the riches of the pit to expand your homestead, generate resources and recruit unique heroes.