Kerbal Space Program

86 / 100PS4LinuxPCMacSimulatorIndie

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. Launch your Kerbal crew into orbit and beyond (while keeping them alive) to explore moons and planets in the Kerbol solar system, constructing bases and space stations to expand the reach of your expedition.

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All-time low: $9.30
30-day low: $9.30
Last checked: 27m ago

Get the best deal at GOG — $9.99

KeyRadar verdict

Grab it now

Signals look good. This is a solid moment to pick it up.

Confidence

95%

Heavy discount: 75% off — historically near floor.
Steam Summer Sale is in 7 days, but current price is already strong.
High IGDB rating (86/100) — well-reviewed.
Older title at deep discount — unlikely to drop further.

Updated 3d ago • We refresh this every hour from live price, player and review data.

Price history

Low $9.30Latest $38.10High $38.10

Daily lowest price across all tracked stores (last 90 days).

Compare every store

GreenManGamingVerifiedCheapest

greenmangaming

View deal

$9.30

$39.99−77%

GOG.comOfficial storeRecommended

gog

View deal

Region & DRM

Most PC keys listed here activate on Steam. Before buying, check each store's supported region and platform — region-locked or non-Steam keys are flagged where known. KeyRadar shows verified and official stores by default; marketplace sellers carry more risk around region and key source.

Frequently asked questions

What's the cheapest place to buy Kerbal Space Program right now?

The lowest live price KeyRadar tracks is $9.30 at GreenManGaming. We rank every store by price and trust, and always show the cheapest option next to the safest recommended one.

Is Kerbal Space Program at its lowest price?

The lowest price we've recorded is $9.30 all-time, and $9.30 in the last 30 days. Today's deal matches that all-time low.

Should I buy Kerbal Space Program now or wait?

KeyRadar's verdict is Buy now — the current deal is strong relative to its price history.

Are these Kerbal Space Program keys safe to buy?

KeyRadar links to verified and official PC stores by default and flags riskier marketplace sellers separately. Always check a store's region and DRM — most keys here activate on Steam — before you buy.

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