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Best Science Games

Top 50 of 72 qualifying games — tagged Science (community voting), 1,000+ reviews · ranked by Wilson lower bound on Steam review score · review data as of 2026-05-20.

1 Portal 2 (2011) Platformer · Puzzle · First-Person · 5M–10M owners · $9.99 98.7%433,510 reviews 2 Portal (2007) Puzzle · Puzzle-Platformer · First-Person · 10M–20M owners · $9.99 98.5%177,741 reviews 3 STEINS;GATE (2016) Visual Novel · Story Rich · Anime · 500K–1M owners · $29.99 97.4%21,078 reviews 4 Aviassembly (2025) Early Access · Flight · Building · 100K–200K owners · $9.99 97.1%4,112 reviews 5 Abiotic Factor (2025) Survival · Online Co-Op · Open World Survival Craft · 500K–1M owners · $34.99 96.4%31,274 reviews 6 Universe Sandbox (2015) Sandbox · Space · Simulation · 1M–2M owners · $29.99 96.4%27,448 reviews 7 Spaceflight Simulator (2022) Sandbox · Space Sim · Space · 200K–500K owners · $9.89 96.3%6,318 reviews 8 SpaceEngine (2019) Early Access · Open World · Casual · 500K–1M owners · $20.99 95.9%12,617 reviews 9 Timberborn (2026) City Builder · Voxel · Colony Sim · 1M–2M owners · $34.99 95.5%31,678 reviews 10 Mars First Logistics (2025) Early Access · Stylized · Mars · 100K–200K owners · $19.99 96.4%1,230 reviews 11 The Talos Principle (2014) Puzzle · Philosophical · First-Person · 1M–2M owners · $29.99 95.4%31,861 reviews 12 Kerbal Space Program (2015) Space · Simulation · Sandbox · 2M–5M owners · $9.99 95.2%127,162 reviews 13 The Talos Principle 2 (2023) Puzzle · Story Rich · First-Person · 200K–500K owners · $29.99 95.5%11,897 reviews 14 Lucy -The Eternity She Wished For- (2016) Visual Novel · Anime · Dating Sim · 200K–500K owners · $9.99 95.1%8,061 reviews 15 Liftoff: FPV Drone Racing (2018) Simulation · Flight · Racing · 500K–1M owners · $19.99 94.9%11,107 reviews 16 The Outlast Trials (2024) Horror · Multiplayer · Co-op · 2M–5M owners · $39.99 93.4%66,956 reviews 17 Uncrashed : FPV Drone Simulator (2021) Simulation · Flight · Sports · 200K–500K owners · $14.99 93.9%4,423 reviews 18 Automation - The Car Company Tycoon Game (2015) Simulation · Management · Building · 500K–1M owners · $29.99 93.4%14,457 reviews 19 ΔV: Rings of Saturn (2023) Space · Sci-fi · Physics · 100K–200K owners · $9.99 93.4%2,954 reviews 20 SPORE (2008) God Game · Open World · Sandbox · 2M–5M owners · $19.99 92.4%66,120 reviews 21 Machinika: Museum (2021) Puzzle · Mystery · Point & Click · 100K–200K owners · $7.99 92.6%5,623 reviews 22 Slipways (2021) Strategy · Puzzle · Turn-Based Strategy · 200K–500K owners · $16.99 92.9%2,154 reviews 23 SpaceChem (2011) Puzzle · Difficult · Programming · 1M–2M owners · $9.99 92.2%4,992 reviews 24 Boson X (2014) Difficult · Action · Arcade · 200K–500K owners · $4.99 92.6%1,565 reviews 25 Thrive (2021) Simulation · Science · Sandbox · 100K–200K owners · $4.99 92.5%1,327 reviews 26 while True: learn() (2019) Programming · Simulation · Education · 500K–1M owners · $12.99 91.5%7,618 reviews 27 Lightmatter (2020) Logic · Indie · Adventure · 200K–500K owners · $19.99 91.4%2,740 reviews 28 STEINS;GATE ELITE (2019) Visual Novel · Anime · Time Travel · 20K–50K owners · $59.99 91.4%1,474 reviews 29 WolfQuest: Classic (2025) Simulation · RPG · Survival · 20K–50K owners · $29.99 91.2%1,653 reviews 30 Cell to Singularity - Evolution Never Ends (2021) Clicker · Free to Play · Simulation · 1M–2M owners · Free 89.8%23,690 reviews 31 Juno: New Origins (2023) Building · Science · Space Sim · 200K–500K owners · $19.99 90.0%3,118 reviews 32 The Sapling (2019) Life Sim · Sandbox · Science · 100K–200K owners · $17.99 89.8%1,494 reviews 33 Tesla vs Lovecraft (2018) Top-Down Shooter · Lovecraftian · Arena Shooter · 100K–200K owners · $14.99 89.9%1,198 reviews 34 The Invincible (2023) Adventure · Robots · Futuristic · 500K–1M owners · $11.99 88.5%7,127 reviews 35 Terraformers (2023) Simulation · Procedural Generation · Survival · 1M–2M owners · $19.99 88.2%3,293 reviews 36 Suicide Guy (2017) Funny · Action · Comedy · 500K–1M owners · $5.99 88.1%2,713 reviews 37 The Light Remake (2020) Walking Simulator · First-Person · Survival Horror · 100K–200K owners · $4.99 88.6%1,364 reviews 38 Beyond Blue (2020) Underwater · Adventure · Exploration · 200K–500K owners · $19.99 88.4%1,371 reviews 39 Prehistoric Kingdom (2022) Dinosaurs · Management · Simulation · 200K–500K owners · $29.99 87.0%3,997 reviews 40 Mega Man Battle Network Legacy Collection Vol. 1 (2023) RPG · Action · Action RPG · 100K–200K owners · $39.99 87.3%1,327 reviews 41 Stationeers (2017) Early Access · Space · Base-Building · 200K–500K owners · $34.99 85.5%7,066 reviews 42 Osmos (2009) Indie · Casual · Puzzle · 200K–500K owners · $9.99 86.0%1,376 reviews 43 Flyout (2023) Simulation · Sandbox · Flight · 50K–100K owners · $19.99 85.3%1,793 reviews 44 TRYP FPV: Drone Racer Simulator (2022) Early Access · Flight · Immersive Sim · 200K–500K owners · $16.99 85.0%2,572 reviews 45 Main Assembly (2021) 3D · Online Co-Op · Co-op · 50K–100K owners · $19.99 84.9%1,314 reviews 46 Quantum Conundrum (2012) Puzzle-Platformer · Puzzle · 3D Platformer · 200K–500K owners · $8.99 84.4%2,072 reviews 47 Mars Horizon (2020) Management · Space · Strategy · 200K–500K owners · $19.99 84.0%2,974 reviews 48 Tin Can (2022) Simulation · Space · Survival · 100K–200K owners · $19.99 84.7%1,198 reviews 49 Valfaris (2019) Action · Indie · Gore · 200K–500K owners · $24.99 82.6%2,534 reviews 50 Q.U.B.E: Director's Cut (2014) Puzzle · Indie · First-Person · 500K–1M owners · $9.99 82.7%1,869 reviews