Single-player games like Opollo
Below are 10 single-player Steam games similar to Opollo, 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 Opollo page.
Ranked picks
- 1
I, AI
Single-player alternative to Opollo — playable solo, no multiplayer required. Shares Action and Indie with Opollo.
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.
- 2
Cube Space
Single-player alternative to Opollo — playable solo, no multiplayer required. Shares Action and Indie with Opollo.
Cube Space is a minimalist arcade Shoot `em Up game set in space. You control a spaceship and your task is to score as many points as possible by destroying enemies and obstacles in your path.
- 3
Astro Fighters
Single-player alternative to Opollo — playable solo, no multiplayer required. Shares Action with Opollo.
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
Crush The Rebellion!
Single-player alternative to Opollo — playable solo, no multiplayer required. Shares Action and Indie with Opollo.
The galactic empire is under siege from the rebel scum in all directions! Fight through endless waves of rebel ships using all of the weapons and resources at your disposal as you execute your sole orders: to Crush The Rebellion!
- 5
REVO
Single-player alternative to Opollo — playable solo, no multiplayer required. Shares Action and Indie with Opollo.
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
Spacebase19
Single-player alternative to Opollo — playable solo, no multiplayer required. Shares Action and Indie with Opollo.
Defend Spacebase 19 from the asteroids swarming down on the station! Shoot down waves of stones and equip different powerful weapons. How many waves can you last? A simple nostalgic retro arcade turret defense shooter.
- 7
X-Force Under Attack
Single-player alternative to Opollo — playable solo, no multiplayer required. Shares Action and Indie with Opollo.
X-Force Under Attack brings back all the charm of shmup games from the 80's/90's. It's a frenetic and chaotic space shooter with insane battles against extremely difficult bosses.
- 8
Shooting Blaster Big Bang Boom
Single-player alternative to Opollo — playable solo, no multiplayer required. Shares Action and Indie with Opollo.
Are you gonna shoot? YES! Are you gonna blast? YES! Are you gonna make a big bang? YES! Are you gonna make a big boom? YES! So what do you get? Shooting Blaster Big Bang Boom! Come have some fun, it's Good Time time!
- 9
VOYAGER
Single-player alternative to Opollo — playable solo, no multiplayer required. Shares Indie and Simulation with Opollo.
Come with us now on a journey through music and space... To the world of VOYAGER ◯∘ A minimalist, relaxing & atmospheric experience to chill out to for a while…
- 10
Nightrunner
Single-player alternative to Opollo — playable solo, no multiplayer required. Shares Indie and Simulation with Opollo.
Buckle up in this minimalist retro arcade high score chaser.