Single-player games like Mach K9
Below are 8 single-player Steam games similar to Mach K9, 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 Mach K9 page.
Ranked picks
- 1
Achilles: Survivor
Single-player alternative to Mach K9 — playable solo, no multiplayer required. Shares Action with Mach K9.
Thousands of enemies. One survivor. Fight like a demigod, build deadly defenses, and grow stronger after every run in this fast-paced bullet heaven set in mythic Greece.
- 2
Shoulders of Giants: Ultimate
Single-player alternative to Mach K9 — playable solo, no multiplayer required. Shares Action with Mach K9.
Simultaneously control a sword-wielding robot and a gunslinging space frog in Shoulders of Giants, an explosively colourful sci-fi roguelike. Play alone, with a friend, or as part of a four-person team, cutting through waves of enemies on a quest to rescue the galaxy from the forces of Entropy!
- 3
SHOOPER NOVA
Single-player alternative to Mach K9 — playable solo, no multiplayer required. Shares Action with Mach K9.
Craft Your Ultimate Circular Fortress! Dive into SHOOPER NOVA, where you choose props and components to build a unique fortress. Unlock combos to shape your strategy and battle style. Become an unstoppable barrage machine and obliterate waves of enemies from all directions!
- 4
Deep Rock Galactic: Survivor
Single-player alternative to Mach K9 — playable solo, no multiplayer required. Shares Action with Mach K9.
DEEP ROCK GALACTIC: SURVIVOR is a single player survivor-like auto-shooter. Take on hordes of lethal aliens, mine riches, and unlock powerful upgrades to survive, as you wield the full arsenal of Deep Rock Galactic. It's one dwarf against all of Planet Hoxxes!
- 5
Temtem: Swarm
Single-player alternative to Mach K9 — playable solo, no multiplayer required. Shares Action with Mach K9.
Can you Survive the Swarm? Unlock mighty abilities and upgrades, find and collect Tems to evolve and become stronger, discover overpowered strategies, and battle massive bosses in this survivor-like bullet heaven! Play solo or online co-op with up to 3 players, building the wildest synergies.
- 6
Beat Invaders
Single-player alternative to Mach K9 — playable solo, no multiplayer required. Shares Action with Mach K9.
Beat Invaders is a Vertical Shoot 'Em Up Roguelite - Fight your way through enemy fleets, unlock skills, items, ships, and upgrade them in the next run. Enjoy the smooth neon visuals matching the pushing EDM soundtrack - The perfect game to unwind.
- 7
Captain Forever Remix
Single-player alternative to Mach K9 — playable solo, no multiplayer required. Shares Action with Mach K9.
Can you create the raddest spaceship? Captain Forever Remix is the spaceship builder roguelike. Voyage across the Solar System and blast apart randomly-generated enemies for spare parts. This is an officially-licensed re-imagining of the indie classic Captain Forever.
- 8
Rogue Spirit
Single-player alternative to Mach K9 — playable solo, no multiplayer required. Shares Action with Mach K9.
Rogue Spirit is a 3D rogue-lite action game with light stealth elements. Play as the Ghost of the Prince of the Kingdom of Midra, possess enemy characters and absorb their unique skills to fight the evil presence that has corrupted your land.