Buy Cosmonautica PC Key

Looking for a cheap Cosmonautica key? As of 22 Aug 2026 the cheapest key costs £0.93 at G2A. We compare 13 offers from 12 stores, spanning £0.93 to £8.95. In keyshops the lowest price is £0.93, in official stores it starts at £6.99. With this many sellers the gap between the extremes is often several times over, so picking the store matters more here than waiting for a sale. This game has been cheaper before, on 81% of the days we have data for. A price alert will let you know when the next drop comes. On PC you buy a key that you activate in Steam or another client, and this is the widest market we track, with more than a quarter of games carrying a keyshop offer.

Metacritic:
tbd 8.0
Steam:
Mixed (927)
Buy in Official Store:
£6.99
Buy in Keyshops:
-86%
£0.93
In keyshops, it was cheaper on 81% of days with data.
See price history

Official Stores (2)

DRM:
Steam
Steam
Steam
Cosmonautica
Windows
2w ago
DRM:
Steam
Steam
£6.99
Green Man Gaming
Cosmonautica
Windows
26w ago
DRM:
Steam
Green Man Gaming
£6.99

Keyshops (11)

DRM:
G2A
Cosmonautica Steam Key GLOBAL
Windows
4w ago
DRM:
Steam
G2A
£6.99 £0.93
-86%
-8% with G2A8XDDcopy
-8% with G2A8XDDcopy
Difmark
Cosmonautica (PC)
Windows
3w ago
DRM:
Steam
Difmark
£6.99 ~£0.94
-86%
-15% with XDDEALScopy
-15% with XDDEALScopy
Driffle
Cosmonautica (Global) (PC) - Steam - Digital Key
Windows
1d ago
DRM:
Steam
Driffle
£9.99 ~£1.10
-88%
-6% with XDDEALS6copy
-6% with XDDEALS6copy
Cosmonautica Steam Key GLOBAL
5.0
Windows
11h ago
DRM:
Steam
Eneba
£8.56 ~£1.46
-82%
-10% with XDD10copy
-10% with XDD10copy
GameBoost
Cosmonautica
Windows
19w ago
GameBoost
£8.70 ~£1.68
-80%
Instant Gaming
Cosmonautica
Windows
1w ago
DRM:
Steam
Instant Gaming
£8.55 ~£2.13
-75%
CJS-CDKeys
Cosmonautica Steam Key (GLOBAL)
Windows
19w ago
DRM:
Steam
CJS-CDKeys
£6.99 £2.53
-63%

About Cosmonautica

Cosmonautica - about the game

Cosmonautica is a single-player space trading and crew simulation game that falls into the strategy, indie, simulation, and adventure genres on PC. It places players in command of a spaceship where success depends on balancing trade routes, crew satisfaction, and ship upgrades in a procedurally generated galaxy filled with humorous encounters and practical challenges.

Gameplay

The core loop revolves around managing a spaceship and its crew while engaging in intergalactic trade. Players begin with a basic vessel and recruit up to eight crew members, each with distinct skills and personal needs that must be met to maintain productivity. Crew members handle daily tasks aboard the ship, and their overall satisfaction directly influences how effectively the vessel operates during travel and encounters.

Trading forms the economic backbone. Players buy and sell a variety of goods across solar systems, some of which carry legal risks if they involve restricted items. Supply and demand shifts create opportunities for profit, but external threats like pirate attacks can disrupt routes and require quick decisions. Exploration reveals new systems with unique characteristics, encouraging players to adapt their strategies rather than repeat the same patterns indefinitely.

Combat adds tactical layers during hostile meetings. Players issue commands for ship maneuvers, deploy a hacker ability to disrupt enemies, or attempt diplomatic resolutions to avoid fights altogether. These encounters integrate with the broader simulation, as damaged systems or stressed crew can affect outcomes in subsequent trades or missions.

Game Modes

Cosmonautica features two primary modes that shape the experience. The campaign follows a narrative thread centered on a mysterious container and the backstory of the ship's AI companion N1L. This structured path introduces quests, character interactions, and progressive challenges that guide players through the galaxy while uncovering story elements.

Sandbox mode removes the directed story and allows unrestricted exploration and trading. Players can focus purely on building wealth, expanding their ship, or experimenting with different crew combinations without time-bound objectives. Both modes operate within the same procedurally generated universe, so each playthrough presents fresh solar system layouts and opportunities.

Ship Management and Customization

Players select from several ship types and then modify them through upgrades to rooms and equipment. These changes improve cargo capacity, crew comfort, or defensive capabilities. Visual customization options let captains alter the vessel's appearance for personal flair. Effective management requires attention to layout, since crew movement and task efficiency depend on how spaces connect and function together.

Upgrades often tie directly into trading success. Better engines enable longer jumps between systems, while enhanced storage supports carrying more profitable loads. The simulation tracks these elements continuously, rewarding thoughtful planning over rushed decisions.

Is It Worth Playing?

Cosmonautica suits players who enjoy methodical space trading combined with light crew management and occasional combat. The humorous tone and quirky character interactions provide personality that sets it apart from more serious simulators. Those who appreciate building routines around supply routes and watching a small team develop will find consistent engagement in the systems.

The game reached its final form after early access and a 2015 release, with no ongoing seasons or major post-launch content additions. Reception highlights its accessible entry point for the genre mix, though some note that repetition can set in once core loops become familiar. It remains a solid choice for single-player sessions focused on steady progression rather than competitive multiplayer elements. If the blend of trading simulation and shipboard life appeals, the title delivers a self-contained experience worth considering on PC.

Interface:
GermanEnglishSpanish - SpainFrenchRussian

Age rating

Unavailable
Metacritic:
tbd 8.0
Steam:
Mixed (927)

Minimum:

  • Processor: 2, 0 GHz Dual-Core or better
  • Memory: 3 GB RAM
  • Graphics: DirectX 9.0c compatible with 768 MB or better
  • DirectX: Version 9.0c
  • Storage: 800 MB available space
  • Additional Notes: Windows compatible

Recommended:

  • Processor: 3, 0 GHz Dual-Core or better
  • Memory: 4 GB RAM
  • Graphics: DirectX 9.0c compatible with 1024 MB or better
  • DirectX: Version 9.0c
  • Storage: 800 MB available space
  • Additional Notes: Windows compatible
Historical low
Price history from official stores
£1.39
Steam
1 months ago
Price history from keyshops
£0.63
Eneba
1 months ago

FAQ

9 questions

Before you start looking for a cheap Cosmonautica PC key, check the essentials. Developed by Chasing Carrots. Published by Chasing Carrots. PC released date: 31 Jul 2015. Genres: Strategy, Indie, Simulation, Adventure. Categories: Family Sharing, Steam Trading Cards, Single-player, Steam Achievements, Steam Cloud.

Q

Where to buy a cheap Cosmonautica Steam key or CD key?

Using our price comparison and verified discount codes, you can buy a Cosmonautica key for as low as £0.93. This deal is available at G2A and is among the cheapest offers on the market. All keys listed on XD.deals are delivered digitally and eligible for instant download after payment. Prices already include processing fees and applied promo codes, so you always see the lowest Cosmonautica price on PC. Check the Cosmonautica price history to buy at the best moment.

As of our last update (we refresh Steam pricing multiple times a day), the Cosmonautica Steam price is £6.99. You can save an extra ~6% by paying with a discounted Steam gift card.

Our price tracker covers both official retailers and key marketplaces, so you can find Cosmonautica on sale even outside seasonal promotions. We currently detect 13 active offers from official stores and keyshops. Check the table above, compare against the historical low, and set an alert so you never miss the next price drop.

Based on our data, Cosmonautica is not currently available on GeForce NOW. You will need to run it locally on your PC. Browse games available on GeForce NOW.

We have recorded offers from 12 stores in total, and from 2 in the most recent reading. The current price is high against its own history: it was cheaper on 81% of days with data. The spread between offers was wide: from £0.63 to £7.23. Half of all readings fell between £0.92 and £3.54.

Yes. Cosmonautica has an official page on the Steam Store. You can also buy a Cosmonautica Steam key from third-party sellers. Our price comparison currently includes 11 offers with Steam DRM. Pick one to ensure your Cosmonautica download happens on Valve's platform.

Not at this time. Valve marks Cosmonautica as Unsupported on Steam Deck. Keep an eye on XD.deals - we track Proton updates and community fixes. Browse games that are Steam Deck Verified or Steam Deck Playable.

According to our data Cosmonautica is not currently available on PC Game Pass, EA Play or Ubisoft+. We are still filling in the catalogues of these services, so it is worth confirming the status at the source before you decide. If you are buying, XD.deals will help you find the lowest price.

No - XD.deals is not a store. We are a price-comparison service that tracks the best Cosmonautica deals across official stores and verified keyshops. Click "Go to Store" next to any offer and you will be redirected to the retailer's website to complete your purchase.

Best prices for Cosmonautica

1 G2A G2A Keyshop
-86% £0.93
2 Difmark Difmark Keyshop
-86% £0.94
3 Driffle Driffle Keyshop
-88% £1.10
4 Eneba Eneba Keyshop
-82% £1.46
5 GameBoost GameBoost Keyshop
-80% £1.68

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