GOG
-75%Kerbal Space Program
98 · Official storeIn stock18h agoRegion US
$9.99
$39.99
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.
Apr 27, 2015Windows, Mac, Linux
IndieSimulationFamily SharingPartial Controller SupportSingle-playerSteam CloudSteam Trading CardsSteam Workshop
Tracked stores
2
Best indexed price
$9.99
Review signal
No reviews
Current low target
$9.99 · matches the current indexed low
Compare Sellers
Best indexed price: $9.99 at GOG.
2/2
Open
Steam
-75%Kerbal Space Program
100 · Official storeIn stockJun 19Region US
$9.99
$39.99
How trust is scored: KeyDwarf combines source type, known retailer posture, marketplace risk, activation-region warnings, and source transparency. Checkout and support still happen with the external seller.
Price History
All-time low
$9.99
Jun 19, 2026 · Steam
12-week avg
$9.99
3 recent observations
Current vs low
At low
Current $9.99
Recommendation
At indexed low
current indexed price matches the low
Lowest indexed daily price per currency. KeyDwarf tracks listings and does not sell keys.
Images and Media
Frequently asked
Where is Kerbal Space Program cheapest right now?
Kerbal Space Program is currently indexed at $9.99 from GOG. Official DRM-free storefront.
What is the historical low for Kerbal Space Program?
The indexed low for Kerbal Space Program is $9.99 from Steam, observed Jun 19, 2026. The current indexed price is at that low, so KeyDwarf labels it "At indexed low".
Is the top source safe?
GOG is labeled "Official store" in the index. KeyDwarf tracks the listing and source risk, but checkout and support stay with the external store.
What is the review signal?
No review summary is indexed for this game yet.
Can KeyDwarf notify me about a lower price?
Use the alert target control on this page to save a watch target after sign-in.