Kerbal Space Program ▶ Trailer
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IndieSimulationSpaceSandboxPhysicsScienceSpace Sim

Kerbal Space Program

In Kerbal Space Program, take charge of the space program for the alien race known as the Kerbals. You have access to an array of parts to assemble fully-functional spacecraft that flies (or doesn’t) based on realistic aerodynamic and orbital physics.

Developer
Squad
Publisher
Private Division
Franchise
Private Division
Release date
Apr 27, 2015
Store page updated
Jan 28, 2025
Price
−75% $39.99 $9.99 · Steam store ↗

Review Analysis Score

94.0/ 100

Based on 414 reviews from the past 1 year

Steam User Rating
Recent 🤩 Overwhelmingly Positive 98% of 852
All time 🤩 Overwhelmingly Positive 96% of 146,924
“800+ hours, sense of awe, teaches you things”

How it holds up

−50+5
Gameplay
+2.21
Onboarding -0.52
“spent 30 minutes figuring out how to place a capsule” (55)

🔒 5 more indicators

Story & World
+1.99
World +3.98
“concepts translate to real life, amazing understanding of space travel” (20)

🔒 2 more indicators

Content Volume
+3.88
Volume +3.97

🔒 2 more indicators

Visuals & Sound
+1.76

Not enough data — only 10% of reviews mention this.

Visuals +1.24

🔒 1 more indicators

Multiplayer
+2.93

Not enough data — only 7% of reviews mention this.

Community +4.00

🔒 1 more indicators

Fairness
-0.19

Not enough data — only 8% of reviews mention this.

Monetization +0.29

🔒 3 more indicators

Tech & Ops
-1.19
Performance +0.97

🔒 3 more indicators

Scores are the average of reviews that mention each category (−5 to +5). Fainter bars were mentioned by fewer reviews; grey means too few to trust. Tap a category ▾ to see what drives it.

Steam review activity

% positive over time
since launch, by month · major update
30%50%70%90%
Mar 2013Sep 2026
Reviews
per day · 838 reviews, peak 43/day
02550
Aug 19Sep 16

Steam only gives daily counts for the last 30 days; longer ranges are by month. Months with fewer than 10 reviews are left out of % positive. "Show updates" marks major updates and DLC the developer posted on Steam (since about 2020) — hover a column to see % positive the month before and after.

Review languages

Languages of the 414 reviews we analyzed from the past year — not all Steam reviews.

  • English50%
  • Russian12%
  • Spanish10%
  • Portuguese8%
  • Chinese7%
  • French4%
  • Other9%

🔒 Scores broken down by language — how Russian or Chinese players rate each category — are in the paid dashboard.

Recommended games

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Visuals & Sound
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🔒 Read the reviews behind this

All 25 indicators, 3-month and 6-month trends, and per-language breakdowns — in the dashboard.

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