Kerbal Space Program ▶ Trailer
Kerbal Space Program screenshot 1Kerbal Space Program screenshot 2
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 829
All time 🤩 Overwhelmingly Positive 96% of 146,968
“800+ hours, sense of awe, teaches you things”

How it holds up

−50+5
Gameplay
+1.96
Onboarding -0.52 · How easy it is to learn — tutorials and the first hours
“spent 30 minutes figuring out how to place a capsule” (55)

🔒 5 more indicators

Story & World
+3.07
World +3.98 · Lore, atmosphere, and how immersive the setting is
“concepts translate to real life, amazing understanding of space travel” (20)

🔒 2 more indicators

Content Volume
+4.07
Volume +3.97 · How much there is to play, including endgame, for the price

🔒 2 more indicators

Visuals & Sound
+1.20

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

Visuals +1.24 · Graphics, art style, and animation

🔒 1 more indicators

Multiplayer
+3.48

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

Community +4.00 · Who you play with — how many, and how friendly

🔒 2 more indicators

Pricing & Fairness
+0.21

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

Pricing +0.29 · Whether the price, DLC and microtransactions are reasonable, and how much paying gives you an edge

🔒 3 more indicators

Tech & Support
-0.85
Performance +0.97 · Frame rate, optimization, and loading times

🔒 2 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 · 826 reviews, peak 43/day
02550
Aug 21Sep 18

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

This game is strongest in
Content Volume
. Other games players rate highly for it:

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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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