Single-player games like A.R.M.: Absolutely Reliable Machine
Below are 10 single-player Steam games similar to A.R.M.: Absolutely Reliable Machine, 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 A.R.M.: Absolutely Reliable Machine page.
Ranked picks
- 1

Ecstatic
Single-player alternative to A.R.M.: Absolutely Reliable Machine — playable solo, no multiplayer required. Shares Action and Indie with A.R.M.: Absolutely Reliable Machine.
Rave spider goes to the bullet-hell ball: shoot rockets out of your butt, dodge and destroy waves upon waves of drones, slow down time whenever you don't move.
- 2

Netherspace
Single-player alternative to A.R.M.: Absolutely Reliable Machine — playable solo, no multiplayer required. Shares Action and Indie with A.R.M.: Absolutely Reliable Machine.
A sci-fi shoot'em'up game with heavy focus on upgrades experimentation, featuring two unlikely heroes that must work perfectly together, despite their share of secrets, to surpass their limits and succeed in eliminating a threat that might destroy both Earth and Andraxia if left unchecked.
- 3

Synthesis Universe -Episode 00-
Single-player alternative to A.R.M.: Absolutely Reliable Machine — playable solo, no multiplayer required. Shares Indie and Casual with A.R.M.: Absolutely Reliable Machine.
Welcome to Synthesis Universe, the host of a musical civilization, their technology is music. -Story- mixes harmonics and aesthetics Every notes, every beat is alive and surrounds you.
- 4

PixelJunk™ Scrappers Deluxe
Single-player alternative to A.R.M.: Absolutely Reliable Machine — playable solo, no multiplayer required. Shares Action and Indie with A.R.M.: Absolutely Reliable Machine.
Clean up the streets of Junktown as a team of robot garbage collectors. Trash your opponents with up to 4 players or go it alone in this beat ‘em up that’s also a clean ‘em up!
- 5

Dominus Solaris
Single-player alternative to A.R.M.: Absolutely Reliable Machine — playable solo, no multiplayer required. Shares Action and Indie with A.R.M.: Absolutely Reliable Machine.
In the year 2073, the Skolovan Empire attacked and subdued planet Earth. The rebels gathered technology from whatever they could to build a prototype ship, the Dominus Solaris. Now it's up to you, the ship's sole pilot, to fight and liberate the Earth from the usurpers.
- 6

Automatrons - Tower Defense
Single-player alternative to A.R.M.: Absolutely Reliable Machine — playable solo, no multiplayer required. Shares Action and Strategy with A.R.M.: Absolutely Reliable Machine.
Join our machine legion to conquer the world.
- 7

Laser Lasso BALL
Single-player alternative to A.R.M.: Absolutely Reliable Machine — playable solo, no multiplayer required. Shares Action and Indie with A.R.M.: Absolutely Reliable Machine.
Laser Lasso BALL is the deadliest sport in the universe. Beings from across the galaxy battle to become stars in this Local Multiplayer Alien Deathsport.
- 8

Aeon Must Die!
Single-player alternative to A.R.M.: Absolutely Reliable Machine — playable solo, no multiplayer required. Shares Action and Indie with A.R.M.: Absolutely Reliable Machine.
Ignite the galaxy. Aeon Must Die! Experience a unique beat ‘em-up introducing breakneck risk-reward gameplay, innovative AI and tactical fighting, all packaged in an incredible art style.
- 9

Reloader: test_subject
Single-player alternative to A.R.M.: Absolutely Reliable Machine — playable solo, no multiplayer required. Shares Action and Strategy with A.R.M.: Absolutely Reliable Machine.
Reloader: test_subject is an experimental "Bullet Counting Reload Action" game. Experience being a Reloader: having legendary shooting skills and engaging in Close-Quarters Combat(CQC). You just have to remember how to use the gun you’re holding.
- 10

The Tower of Worth
Single-player alternative to A.R.M.: Absolutely Reliable Machine — playable solo, no multiplayer required. Shares Action and Indie with A.R.M.: Absolutely Reliable Machine.
The Tower of Worth is ego-changing action game. You become one of the numerous Challengers and You must overcome ordeals and competition to climb the highest point of the tower. Steal competitors' skills, get new ability by investing your worth and control your action to get a wanted ego.