Buy cheap Mainframe Defenders key
25.02.2020 (Source: Steam)
Old Byte Apps
DRM
Region Global
Mainframe Defenders currently costs from €0.49 at GOG.COM as GOG-Game key. We compare 21 available offers from 10 stores. As of 30. October 2026, 20:46.
Automatically checked, Updated 54 minutes ago
How we compare
€4.99from€0.49Regular price€4.99Price€0.49Base price without fees€4.99
GOG.COM
Price comparison
Showing 20 out of 21 results
| Store | Product | Coupon | Price | Go to store |
|---|---|---|---|---|
|
GOG.COM
|
gog.com Key
2717819
Updated:
In stock
DRM: gog.com
Region: Global
|
€4.99€0.49Regular price€4.99Price€0.49Base price without fees€4.99
incl. €0.00 PayPal/card fee
|
Go to store | |
Gameseal
|
Steam Gift code
2521084
Updated:
In stock
DRM: Steam
Region: Global
|
€1.26Price without fees€0.86Price incl. card and PayPal fees+€0.40 €1.26
incl. €0.40 PayPal/card fee
|
Go to store | |
Kinguin
|
Steam Key
2377330
Updated:
In stock
DRM: Steam
Region: Global
|
€1.31Price without fees€0.82Price incl. card and PayPal fees+€0.49 €1.31
incl. €0.49 PayPal/card fee
|
Go to store | |
Gamivo
|
Steam Standard Key
706101
Updated:
In stock
DRM: Steam
Region: Global
Edition: Standard
|
GFORESTPROMO
|
€1.52Price without coupon€0.93Coupon GFORESTPROMO−5 % (−€0.05)Price with coupon (excluding fees)€0.88Price incl. card and PayPal fees+€0.64 €1.52
incl. €0.64 PayPal/card fee
|
Go to store |
Eneba
|
gog.com Key
856972
Updated:
In stock
DRM: gog.com
Region: Global
|
€1.58Price without fees€1.09Price incl. card and PayPal fees+€0.49 €1.58
incl. €0.49 PayPal/card fee
|
Go to store | |
|
Eneba
|
Steam Key
852977
Updated:
In stock
DRM: Steam
Region: Global
|
€1.65Price without fees€1.16Price incl. card and PayPal fees+€0.49 €1.65
incl. €0.49 PayPal/card fee
|
Go to store | |
|
Eneba
|
Steam Key
2494862
Updated:
In stock
DRM: Steam
Region: Europe
|
€1.76Price without fees€1.26Price incl. card and PayPal fees+€0.50 €1.76
incl. €0.50 PayPal/card fee
|
Go to store | |
driffle
|
Steam Key
2483660
Updated:
In stock
DRM: Steam
Region: Global
|
€1.95Price without fees€1.46Price incl. card fees+€0.49 €1.95Price with PayPal fees+€0.05 €2.00
incl. €0.49 Card fee
plus €0.05 PayPal fee
|
Go to store | |
K4G
|
Steam Key
793743
Updated:
In stock
DRM: Steam
Region: Global
|
GAMEFOREST12PR8
|
€2.76Price without coupon€2.42Coupon GAMEFOREST12PR8−12 % (−€0.29)Price with coupon (excluding fees)€2.13Price incl. card and PayPal fees+€0.63 €2.76
incl. €0.63 PayPal/card fee
|
Go to store |
|
driffle
|
gog.com Key
2420462
Updated:
In stock
DRM: gog.com
Region: Global
|
€3.39Price without fees€2.81Price incl. card fees+€0.58 €3.39Price with PayPal fees+€0.08 €3.47
incl. €0.58 Card fee
plus €0.08 PayPal fee
|
Go to store | |
|
Kinguin
|
gog.com Key
2333788
Updated:
In stock
DRM: gog.com
Region: Global
|
€3.47Price without fees€2.67Price incl. card and PayPal fees+€0.80 €3.47
incl. €0.80 PayPal/card fee
|
Go to store | |
G2A
|
gog.com Key
3540260
Updated:
In stock
DRM: gog.com
Region: Global
|
GAMEFOREST8
|
€4.54€4.18Price without coupon€4.54Coupon GAMEFOREST8−8 % (−€0.36)Price with coupon€4.18
|
Go to store |
|
Kinguin
|
Steam Gift code
2407100
Updated:
In stock
DRM: Steam
Region: Europe
|
€4.90Price without fees€3.91Price incl. card and PayPal fees+€0.99 €4.90
incl. €0.99 PayPal/card fee
|
Go to store | |
|
Kinguin
|
Steam Gift code
2406392
Updated:
In stock
DRM: Steam
Region: Global
|
€4.90Price without fees€3.91Price incl. card and PayPal fees+€0.99 €4.90
incl. €0.99 PayPal/card fee
|
Go to store | |
Steam
|
Steam Standard Key
396733
Updated:
In stock
DRM: Steam
Region: Global
Edition: Standard
|
€4.90Price€4.90
|
Go to store | |
|
Steam Wallet Gift Card from €1.00 per €1 Compare gift cards
How it worksYou top up a gift card once in your account and use it to pay for multiple purchases directly in the official store. As a code, Steam Wallet Gift Card currently costs more than its face value. The rate of €1.00 per €1 applies to the card via €20; the comparison shows all card sizes. Remaining balance stays in your account. |
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Gamivo
|
Steam Standard Gift code
717262
Updated:
In stock
DRM: Steam
Region: Global
Edition: Standard
|
GFORESTPROMO
|
€4.92Price without coupon€4.02Coupon GFORESTPROMO−5 % (−€0.20)Price with coupon (excluding fees)€3.82Price incl. card and PayPal fees+€1.10 €4.92
incl. €1.10 PayPal/card fee
|
Go to store |
|
G2A
|
Steam Gift code
3585587
Updated:
In stock
DRM: Steam
Region: Global
|
GAMEFOREST8
|
€5.86€5.39Price without coupon€5.86Coupon GAMEFOREST8−8 % (−€0.47)Price with coupon€5.39
|
Go to store |
Humble Store
|
Steam Key
2709046
Updated:
In stock
DRM: Steam
Region: Global
|
€5.99Price€5.99
|
Go to store | |
|
K4G
|
Steam Gift code
3002725
Updated:
In stock
DRM: Steam
Region: Europe
|
GAMEFOREST12PR8
|
€6.04Price without coupon€5.78Coupon GAMEFOREST12PR8−12 % (−€0.69)Price with coupon (excluding fees)€5.09Price incl. card and PayPal fees+€0.95 €6.04
incl. €0.95 PayPal/card fee
|
Go to store |
|
K4G
|
Steam Gift code
3002724
Updated:
In stock
DRM: Steam
Region: Global
|
GAMEFOREST12PR8
|
€6.04Price without coupon€5.78Coupon GAMEFOREST12PR8−12 % (−€0.69)Price with coupon (excluding fees)€5.09Price incl. card and PayPal fees+€0.95 €6.04
incl. €0.95 PayPal/card fee
|
Go to store |
| Released | 25. February 2020 |
| Type | Game |
| Website | to Website |
| Developer | Old Byte Apps |
| Publisher | Mega9Pixel |
| Steam rating | 88 % positive from 796 reviews |
| Platform | PC |
| Genres | |
| Style |
Here you'll find a selection of the cheapest offers in the Mainframe Defenders CD Key: Compare Prices. Save time and money by using our overview of the best game store offers to find the best price and get to your desired key quickly. Offers from the major key shops are updated daily, so you can always find the best deal.
Price history
Price trend of Mainframe Defenders
Tap or hover over the chart to see prices.
Mainframe Defenders on Steam
Source: SteamTags
- Exploration
- Tactical RPG
- Traditional Roguelike
- Roguelite
- Sandbox
- Roguelike
- Strategy
- RPG
- 2D
- Mechs
- Isometric
- Turn-Based Combat
System requirements
Minimum
- Requirement
- Requires a 64-bit processor and operating system
- Operating system *
- Windows 7 or later
- Processor
- Intel Celeron
- RAM
- 2048 MB RAM
- DirectX
- Version 10
- Storage
- 200 MB available storage
- Additional notes
- Requires a 64-bit processor and operating system
Recommended
- Requirement
- Requires a 64-bit processor and operating system
- Additional notes
- Requires a 64-bit processor and operating system
| DRM | gog.com, Steam |
| Offers | 21 |
| Stores | 10 |
Common questions about Mainframe Defenders
How much does Mainframe Defenders cost right now?
Mainframe Defenders currently costs from €0.49 at GOG.COM as GOG-Game key. We compare 21 available offers from 10 stores. As of 30. October 2026, 20:46.
Where is Mainframe Defenders cheapest?
The cheapest is Mainframe Defenders at GOG.COM, as GOG-Game key for €0.49.
Is a key or an account cheaper?
The cheapest GOG-Game key costs €0.49, the cheapest account €3.23. The GOG-Game key is therefore €2.74 cheaper.
Which platform do these offers apply to?
Offers for PC are compared. Check the edition, activation service and region on each offer.
Which languages are listed for this version?
Englisch, Russisch, Ungarisch, Deutsch, Portugiesisch – Portugal, Französisch, Italienisch, Spanisch – Spanien, Polnisch, Chinesisch (vereinfacht), Koreanisch, Japanisch, Brasilianisches Portugiesisch. The details don't distinguish between interface, subtitles and voice audio.
What are the minimum requirements for the PC version?
Operating system: Windows 7 or later
Processor: Intel Celeron
RAM: 2048 MB RAM
Storage: 200 MB available storage
Source: Steam product page.
Processor: Intel Celeron
RAM: 2048 MB RAM
Storage: 200 MB available storage
Source: Steam product page.
Which release date is listed?
Release date of this version: 25.02.2020.
Reviews
How do you like Mainframe Defenders?
Screenshots
Source: Steam
