Single-player games like Astral Flux
Below are 13 single-player Steam games similar to Astral Flux, 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 Astral Flux page.
Ranked picks
- 1

Star Devil
Single-player alternative to Astral Flux — playable solo, no multiplayer required. Shares Action and Indie with Astral Flux.
Star Devil is a Sci-fi Station Survival Roguelike Game with dynamic alien infection. Playable in both single player and split-screen co-op.
- 2

Fallback
Single-player alternative to Astral Flux — playable solo, no multiplayer required. Shares Action and Indie with Astral Flux.
Lead the rebellion in an epic rogue-like adventure. Guide your jet-pack equipped post-apocalyptic volunteers through a labyrinthine underground complex by jumping, dodging, and battling against robot minions (and masters) to get to the surface — and bring life back to the scorched Earth.
- 3

30XX
Single-player alternative to Astral Flux — playable solo, no multiplayer required. Shares Action and Indie with Astral Flux.
Jump, shoot, and slash your way through 30XX, the roguelike action platformer you can play with a friend! Explore lush, ever-changing worlds that mix precise platforming with fevered combat. Destroy fearsome Guardians. Master unique Powers. Rediscover the thousand years we've lost.
- 4

Caveblazers
Single-player alternative to Astral Flux — playable solo, no multiplayer required. Shares Action and Indie with Astral Flux.
Caveblazers is a challenging and brutal roguelike platformer. Journey into a mysterious cave, fighting orcs and goblins with an abundance of weapons and magical items! Make friends along the way, then watch in despair as they are crushed in to a bloody pulp under a troll's fist.
- 5

Teleglitch: Die More Edition
Single-player alternative to Astral Flux — playable solo, no multiplayer required. Shares Action and Indie with Astral Flux.
In a cold, dark future dominated by mega-corporations, a small lonely planet on the edge of habitable space is the site of a shadowy research facility specializing in necrotic tissue reactivation. You are a scientist who has suddenly awoken to the realization that you are the lone survivor.
- 6

Hive Jump 2: Survivors
Single-player alternative to Astral Flux — playable solo, no multiplayer required. Shares Action and Indie with Astral Flux.
Become an agent of vengeance in this bullet-heaven action roguelite! You are the lone survivor of your squad, on an alien planet with just your weapon, a jetpack, and the courage to keep fighting. Kill off alien swarms and transform their valuable guts into explosive upgrades and vital utilities.
- 7

Dunjungle
Single-player alternative to Astral Flux — playable solo, no multiplayer required. Shares Action and Indie with Astral Flux.
A 2d action-packed roguelite about a monkey hero protecting the jungle from the rise of a corruptive power. Explore ever-changing dungeons, fight weird enemies and gear up with lots of weapons and relics you can combine for a new experience every run. Explore, fight, die, and repeat!
- 8

Deadly Days
Single-player alternative to Astral Flux — playable solo, no multiplayer required. Shares Action and Indie with Astral Flux.
Deadly Days is a unique strategic rogue-lite in the zombie apocalypse. Manage and protect a group of survivors and help them to stop the catastrophe. Discover and use a large number of wild and crazy objects, even wilder and crazier survivors, special abilities, and deadly weapons.
- 9

Operation Hardcore
Single-player alternative to Astral Flux — playable solo, no multiplayer required. Shares Action and Indie with Astral Flux.
Operation Hardcore is an action-packed 2D side-scrolling shooter inspired by classic twitchy action games of yesteryear, but with modern touches and conveniences.
- 10

TOXICANT
Single-player alternative to Astral Flux — playable solo, no multiplayer required. Shares Action and Indie with Astral Flux.
TOXICANT offers a sinister twist on the survival horror genre, featuring randomized levels and roguelike elements.
- 11

Cosmic Ray
Single-player alternative to Astral Flux — playable solo, no multiplayer required. Shares Action and Indie with Astral Flux.
A game about exploring space in search of hospitable planets for colonization. Casual gameplay and short rounds make it a great option for killing a few minutes.
- 12

Brainmelter Deluxe
Single-player alternative to Astral Flux — playable solo, no multiplayer required. Shares Action and Indie with Astral Flux.
Melt your brain with this twisted take on the platform genre!
- 13

Super Rocket Ride
Single-player alternative to Astral Flux — playable solo, no multiplayer required. Shares Action and Indie with Astral Flux.
Hardcore retro action. Rocket go boom!