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

Deadlokk
Single-player alternative to Ace Breakout — playable solo, no multiplayer required. Shares Action with Ace Breakout.
Deadlokk is a 1-3 player co-op roguelike. Explore sectors while fighting against other factions to upgrade your ships and carrier. Find rare weapons and upgrades to make the perfect build. Research your items to make blueprints and take them on your future Expeditions!
- 2

Slime Wars
Single-player alternative to Ace Breakout — playable solo, no multiplayer required. Shares Action with Ace Breakout.
Slime Wars is a cooperative multiplayer game that combines elements of the Top Down Shooter and Party-Games genre. The game recreates an arena capable of supporting up to 4 players simultaneously, in which players must face enemies in frenetic combat.
- 3

Slimestoppers
Single-player alternative to Ace Breakout — playable solo, no multiplayer required. Shares Action and Indie with Ace Breakout.
Slimestoppers is a top down horde shooter that pits the technology of man against a relentless army of sentient slimes from space. Choose from an ever-expanding arsenal of weapons, abilities, perks, and equipment to forge the perfect Slimestopper. Supports multiplayer up to 4 players!
- 4

Cosmula
Single-player alternative to Ace Breakout — playable solo, no multiplayer required. Shares Action and Indie with Ace Breakout.
Engage in an intense space shooter that you can play in single-player or multiplayer with up to 6 players. Play a variety of different spaceships, each with their own unique stats, components, and playstyles!
- 5

通缉令 wanted poster
Single-player alternative to Ace Breakout — playable solo, no multiplayer required. Shares Action and Indie with Ace Breakout.
Top-down barrage shooter. Refer to the Vampire Ancient Survivor Meat Pigeon gameplay to add barrage, random character attributes, and random equipment.
- 6

Warspace 2
Single-player alternative to Ace Breakout — playable solo, no multiplayer required. Shares Action and Indie with Ace Breakout.
Warspace 2 is a 1-4 player CO-OP space shooter with RPG elements, open-world and procedurally-generated galaxy. You can trade, craft, and fight your way through a universe, either solo or with friends.
- 7

Mail Mares
Single-player alternative to Ace Breakout — playable solo, no multiplayer required. Shares Action and Indie with Ace Breakout.
Mail Mares is a single-player/co-op rogue-lite action game. Play as Gale Glacewing or Rosedawn Solace, two up-and-coming members of the Mail Mares. Brave the skies solo or with a team of up to four, soaring through daring battles with pirates, dragons, and treacherous territories on your way.
- 8

Burst Fighter
Single-player alternative to Ace Breakout — playable solo, no multiplayer required. Shares Action and Indie with Ace Breakout.
Burst Fighter is a shoot'em up game with unique customizable ship feature fused with modern graphic and gorgeous art styles. Dodge, counter, and defeat various enemies / attack patterns. Experience more than 8 challenging and intense boss battles.