Single-player games like Sophstar
Below are 12 single-player Steam games similar to Sophstar, 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 Sophstar page.
Ranked picks
- 1

Galactic Explorers
Single-player alternative to Sophstar — playable solo, no multiplayer required. Shares Action and Indie with Sophstar.
Galactic Explorers is a top-down 2D retro space shooter inspired by early games such as Galaxian, and Asteroids.
- 2

I, AI
Single-player alternative to Sophstar — playable solo, no multiplayer required. Shares Action and Indie with Sophstar.
Classic scrolling shooter with modern graphics. You are self-aware AI. You were created on space military station developing weapons. Now your goal is to break out of the lab and win your freedom.
- 3

Astro Fighters
Single-player alternative to Sophstar — playable solo, no multiplayer required. Shares Action with Sophstar.
Astro Fighters is a tough old school vertical scrolling bullet hell shooter designed to test your skills with non-stop arcade style action. Fight against large bosses at the end of every level and compete for the high score across 4 difficulty modes to be the best fighter pilot in the game.
- 4

Red Blue Cell
Single-player alternative to Sophstar — playable solo, no multiplayer required. Shares Action with Sophstar.
This is a retro barrage flying shooting game. Drive a space fighter plane, shuttle between planets and space stations, and use powerful firepower to destroy enemy space battleships! !
- 5

REVO
Single-player alternative to Sophstar — playable solo, no multiplayer required. Shares Action and Indie with Sophstar.
Dodge and shoot your way through waves of enemies. REVO is a high speed, neon drenched space shoot ‘em up inspired by arcade classics of the 1980’s. Collect pickups, unlock powerful, ammo hungry weapons, and defeat giant bosses.
- 6

Always Surrender
Single-player alternative to Sophstar — playable solo, no multiplayer required. Shares Action with Sophstar.
Battle a never ending swarm of enemies, but be sure to surrender before you die...
- 7

STARR RINGER
Single-player alternative to Sophstar — playable solo, no multiplayer required. Shares Action and Indie with Sophstar.
Grab the fate of all life in your hands. Blast your way through the cosmos, destroying monstrous cosmic beasts and the space cultists summoning them, on your path to stopping your mother from unleashing the chaos realm upon the universe, in this sci-fi cosmic horror bullet-hell, STARR RINGER.
- 8

THUNDER STRIKER
Single-player alternative to Sophstar — playable solo, no multiplayer required. Shares Action with Sophstar.
Blast your way through enemy territory and level up your versatile arsenal of high-tech weapons in this handheld game style retro shmup!
- 9

SOL CRESTA
Single-player alternative to Sophstar — playable solo, no multiplayer required. Shares Action and Indie with Sophstar.
SOL CRESTA, rise like the phoenix and take back the sun! Neo-Classic shooting strikes back! Dock, split, and form up! Pilot 3 fighters and take back the sun from the clutches of evil in this free-form shooting game with the spirit of 80s shooting classics Moon Cresta and Terra Cresta.
- 10

Gunvein
Single-player alternative to Sophstar — playable solo, no multiplayer required. Shares Action with Sophstar.
Gunvein is a dynamic, aggression-based bullet hell shoot em up where you use lock on lasers, charged weapons, bombs & hypers to overwhelm the enemies before they overwhelm you.
- 11

Cave in
Single-player alternative to Sophstar — playable solo, no multiplayer required.
Cave in is a game where the player enteres a dark and mysterious cave to explore, but the cave collapses behind and the player must survive inside the cave with typical survival mechanics (hunger, thirst, fatigue) all the while having an errie sense of dread in the humming dark cold cave.
- 12

SONIC WINGS REUNION
Single-player alternative to Sophstar — playable solo, no multiplayer required. Shares Action with Sophstar.
SONIC WINGS REUNION is a sequel to the arcade-style shooting game SONIC WINGS, in which you choose from eight characters to destroy the mysterious organization FATAMORNAGANA, which has advanced into the modern world. The scenario changes depending on the combination of characters.