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Retrobooster

ActionIndieSpacePhysicsShoot 'Em Up100% positive on Steam
Really SlickReleased 11 Jul 2014
8 active offers across 8 stores

All offers (8)

Compare the platform, region and delivery before you buy.

Standard Edition 8 offers · EU & Global

  • Retrobooster Steam CD KeyActivation key
    SteamGlobal
    Lowest price€6.78+ payment fee
    View deal
  • Retrobooster (Global) (PC / Linux) - Steam - Digital KeyActivation key
    SteamGlobal
    €7.19no Plus, no Protect
    View deal
  • Retrobooster (PC) Steam Key GLOBALActivation key
    SteamGlobal
    €7.21+ fee possible
    View deal
  • RetroboosterActivation key
    SteamGlobal
    €7.26+ payment fee
    View deal
  • Retrobooster (PC) Steam Key - GLOBALActivation key
    SteamGlobal
    €7.37+ service fee
    View deal
  • Retrobooster Steam KeyActivation key
    SteamGlobal
    €7.49
    View deal
  • Retrobooster Steam Key GLOBALActivation key
    SteamGlobal
    €9.97+ service fee
    View deal
  • Retrobooster PCActivation key
    SteamGlobal
    €10.29
    View deal

Official store Steam · price for Germany

  • Steam store pageDirect purchase
    SteamGermany
    €14.79No fee
    View on Steam

You buy directly from the store. "+ service fee" or "+ payment fee" means the store adds a fee at checkout; you see the final price there before you pay. We may earn a commission when you buy through our links.

Best price over the last 36 days

€15.00€10.00€5.0011 Oct 202615 Nov 2026
  • Lowest €6.7811 Oct 2026
  • Highest €6.7811 Oct 2026
  • Today €6.78

The cheapest EU or Global key per day across all compared stores; the dashed line is the Steam price.

Retrobooster screenshot 1Retrobooster screenshot 2Retrobooster screenshot 3Retrobooster screenshot 4

Buy Retrobooster key: current price comparison

Where is the Retrobooster key cheapest?

The cheapest Retrobooster key that activates in the EU currently costs €6.78 at Kinguin. Keyfinder compares 8 offers from 8 shops for this price. That is 54% less than the Steam price of €14.79. The lowest price has not changed in the last 30 days. Prices are refreshed hourly; region, edition and any checkout fees are shown on each offer.

What was the lowest Retrobooster key price in the last 36 days?

€6.78 on 11 Oct 2026, for the standard edition that activates in the EU. The highest daily low in that time was €6.78 on 11 Oct 2026; today the cheapest key costs €6.78.

Which Retrobooster keys activate in the EU?

8 offers are marked EU or Global and activate in Germany and the rest of the EU. Keys for other regions are listed separately. The keys on offer are for Steam.

What a game key is and how to read an offer

How do I activate the Retrobooster key?

The cheapest key activates on Steam. You redeem it there with the code the shop sends you after you pay.

How to redeem a Steam key

Is it safe to buy a Retrobooster key from Kinguin?

Before you pay, check three things on the offer: the region (EU or Global for Germany), the edition and any fee added at checkout. Keyfinder shows all three on every offer. Our Kinguin check covers who runs the shop, its fees and its regions.

Is Kinguin legit? Read our check

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About Retrobooster

A reinvention of the cave-flyer for players who love games of skill. You control an extremely responsive ship, which opens up new possibilities for speed flying challenges, puzzles, and bullet hell scenarios. This game is set at 1980s difficulty--Survive it if you can.

Developer
Really Slick
Publisher
Really Slick
Release date
11 Jul 2014
Steam
View on Steam