Single-player games like Star Breaker Index
Below are 8 single-player Steam games similar to Star Breaker Index, 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 Star Breaker Index page.
Ranked picks
- 1
Sporbs
Single-player alternative to Star Breaker Index — playable solo, no multiplayer required. Shares Indie and Casual with Star Breaker Index.
A relaxing incremental game where you harvest resources from alien organisms. Upgrade your extraction technology, discover unique abilities, manage resources, automate a factory and unlock new areas to maximise your yield.
- 2
Drain the Galaxy
Single-player alternative to Star Breaker Index — playable solo, no multiplayer required. Shares Indie and Casual with Star Breaker Index.
Load the thousands of dwarves into the cargo hold of your starship and strip-mine entire planets. Swing the pickaxe, slice with a laser, blast with rockets, dig out ore and turn your haul into galactic credits.
- 3
Nova Fleet
Single-player alternative to Star Breaker Index — playable solo, no multiplayer required. Shares Indie and Casual with Star Breaker Index.
A short incremental space game about building and expanding a mining fleet. Destroy asteroids, collect resources, and upgrade your ships to mine faster and extract more with every run.
- 4
Cosmic Ascent
Single-player alternative to Star Breaker Index — playable solo, no multiplayer required. Shares Indie and Casual with Star Breaker Index.
Build and expand an orbital station in this idle/incremental space colony sim. Manage crew, resources, refinery chains, research and ship expeditions as you progress from Earth orbit toward new planets.
- 5
Around The Core
Single-player alternative to Star Breaker Index — playable solo, no multiplayer required. Shares Indie and Casual with Star Breaker Index.
A space-themed incremental shooter where destruction fuels growth. Annihilate asteroids, harvest wealth, and climb a massive upgrade tree.
- 6
Gold Rush In The Oort Cloud
Single-player alternative to Star Breaker Index — playable solo, no multiplayer required. Shares Action and Indie with Star Breaker Index.
Welcome to the SSGMC - Solar System Gold Mining Corp. You're going to mine a gold! Gold from asteroids.
- 7
The Last Mothership
Single-player alternative to Star Breaker Index — playable solo, no multiplayer required. Shares Casual with Star Breaker Index.
A short incremental game about harvesting planets to feed your mothership. Mine, manage resources, grow your fleet, and unlock upgrades to evolve your species. You are the devourer of worlds.
- 8
Far Mining
Single-player alternative to Star Breaker Index — playable solo, no multiplayer required. Shares Indie and Casual with Star Breaker Index.
Far Mining is a short and relaxing incremental game about mining asteroids. Mine resources, upgrade your ship, unlock new tools, and find your way out of deep space.