Single-player games like Universe Size Comparison VR
Below are 10 single-player Steam games similar to Universe Size Comparison VR, 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 Universe Size Comparison VR page.
Ranked picks
- 1

OVERVIEW (A Walk Through The Universe)
Single-player alternative to Universe Size Comparison VR — playable solo, no multiplayer required. Shares Indie and Simulation with Universe Size Comparison VR.
Overview is a mind-changing experience about our position in the Universe. With a narrative and an interactive mode, it features realistic imagery and accurate data to leave you in awe and wonder at the vastness of the Cosmos.
- 2

PlanetariumVR
Single-player alternative to Universe Size Comparison VR — playable solo, no multiplayer required. Shares Indie and Simulation with Universe Size Comparison VR.
Planetarium for VR to learn about the stars, constellations, and deep sky objects from the Messier, Caldwell, Herschel400, NGC, IC, Sharpless, and Arp catalogs. Learn the positions of stars and the Messier objects; play the minesweeper in VR in a polyhedron.
- 3

Escape the Lab
Single-player alternative to Universe Size Comparison VR — playable solo, no multiplayer required. Shares Indie and Simulation with Universe Size Comparison VR.
“Escape the Lab” – Virtual Reality experience of an Escape Room that focuses on realistic chemical experiments.
- 4

Exhale XR | VR Wellness
Single-player alternative to Universe Size Comparison VR — playable solo, no multiplayer required. Shares Simulation and Casual with Universe Size Comparison VR.
Exhale into an adventure all its own. Prepare yourself for a true undertaking into enlightenment and better mental health with the Exhale XR app and VR wellness library.
- 5

Kodas Nereus
Single-player alternative to Universe Size Comparison VR — playable solo, no multiplayer required. Shares Indie and Simulation with Universe Size Comparison VR.
Don your VR headset and descend into the abyss. Kodas Nereus combines true-to-life oceanographic data with hyper-realistic diving mechanics. Navigate pitch-black wrecks, monitor living reefs, and uncover history preserved on the seafloor. No fantasy monsters—just you, your rebreather, and the deep.
- 6

3D Life
Single-player alternative to Universe Size Comparison VR — playable solo, no multiplayer required. Shares Indie and Simulation with Universe Size Comparison VR.
The classic game of cellular automata in 3D and VR. Generate spaceships, oscillators and other life forms unique to each of 14 different rule sets,
- 7

VR Nara Park
Single-player alternative to Universe Size Comparison VR — playable solo, no multiplayer required. Shares Indie and Simulation with Universe Size Comparison VR.
Feeling stir crazy in our current pandemic-riddled reality? VR Nara Park can provide a quick escape and offer you a ticket to a virtual park inspired by Japan’s famous Nara Deer Park. Take a breather, sit back and enjoy this leisurely ride.
- 8

Solar System VR
Single-player alternative to Universe Size Comparison VR — playable solo, no multiplayer required. Shares Indie and Simulation with Universe Size Comparison VR.
An educational virtual reality journey through space. Be the first space tourist in history and explore planets and moons in our Solar System like never before. You can experience a journey to the Earth's moon, explore Mars, and even see the surface of Enceladus, one of Saturn's moons.
- 9

VRkanoid - Brick Breaking Game
Single-player alternative to Universe Size Comparison VR — playable solo, no multiplayer required. Shares Indie with Universe Size Comparison VR.
The mix between a brick-breaking-style game and racketball. It is a game of breaking walls by hitting the ball. Utilize various power-ups, buffs, and rackets to clear the stages faster. Concentrate and keep your eyes on the ball.
- 10

Shoot the Robots VR
Single-player alternative to Universe Size Comparison VR — playable solo, no multiplayer required. Shares Indie with Universe Size Comparison VR.
Do you love shooting? What about robots? And what about shooting the robots? In this fast-paced game you have to use a well-aimed shots to neutralize robots which will run away from you in every possible way.