Single-player games like RUST MOON
Below are 8 single-player Steam games similar to RUST MOON, 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 RUST MOON page.
Ranked picks
- 1
Factorized
Single-player alternative to RUST MOON — playable solo, no multiplayer required. Shares Action and Indie with RUST MOON.
A 2D side-scroller about killing robots with janky guns as a morally questionable main character.
- 2
Lethal Operation Episode 3 Lethal Arms of Justice
Single-player alternative to RUST MOON — playable solo, no multiplayer required. Shares Action and Indie with RUST MOON.
キャラをじっくり育てながら広い世界を冒険する――。 そんなSTGの最終編。ショットを合成して、いいとこどりのショットも作れる！ シリーズ最強の敵たちに最強の武器やスキルの組み合わせで対抗し、 この物語の真実に辿り着いてください―
- 3
Super Roboy
Single-player alternative to RUST MOON — playable solo, no multiplayer required. Shares Action and Indie with RUST MOON.
Delve into the world of Super Roboy, a hand-drawn Metroidvania in a post-apocalyptic setting! Learn enemy skills, explore an interconnected world, battle mutants and robots, and uncover the emotional story of a young robot searching for his father.
- 4
ASCENXION
Single-player alternative to RUST MOON — playable solo, no multiplayer required. Shares Action and Indie with RUST MOON.
ASCENXION is a 2D shoot 'em up game where you explore the field to progress. Players must overcome puzzles, traps, elite units, boss fights, and other various obstacles while navigating the field. Grow stronger through rewards earned, to uncover the truth of this world.
- 5
PROJECT TACHYON
Single-player alternative to RUST MOON — playable solo, no multiplayer required. Shares Action and Adventure with RUST MOON.
An exhilarating run-and-gun action shooting game based on a Roguelite! Travel through time with Sigma to thwart the uprising of artificial intelligence and fight for the future!
- 6
STELLATUM
Single-player alternative to RUST MOON — playable solo, no multiplayer required. Shares Action and Indie with RUST MOON.
Equip your battleship's guns, install faster engines, and increase the power of your reactor. Throw a barrage of rockets on hordes of enemy ships, burning everything in your path!
- 7
GRAND CROSS: ReNOVATION
Single-player alternative to RUST MOON — playable solo, no multiplayer required. Shares Action and Indie with RUST MOON.
Slash through enemies with the Sun Blade, the most powerful weapon in Shmup's history! Overwhelm hordes of enemies with flashy on-screen effects in this super-aggressive vertical scrolling shump!
- 8
Good Robot
Single-player alternative to RUST MOON — playable solo, no multiplayer required. Shares Action and Indie with RUST MOON.
Good Robot is a fast-paced roguelike shoot-em-up that pits you against thousands of robots out to violate your warranty. Explore a procedurally generated sci-fi metropolis and the depths of corporate depravity, but never stop shooting...unless, of course, you're a Bad Robot. You're not, are you?