- PLATFORM
- Steam
- GENRE
- Action · Adventure
- RELEASED
- 2023
- DRM
- Steam
- STUDIO
- Rain Games
Buy Girl Genius: Adventures In Castle Heterodyne Steam key
A fabulous Action Adventure game based on the wonderful graphic novel series, Girl Genius™, by authors Phil & Kaja Foglio.
PRICE DATA LAST CHECKED · SOME LINKS MAY EARN US A COMMISSION
BEST PRICE TODAY
$4.54
at Kinguin · Steam key · -85% off RRP
DE / EUR CATALOG · CONVERTED FROM EUR
Go to Kinguin → for Girl Genius: Adventures In Castle HeterodyneCompare prices in official stores
Licences issued directly by the publisher or an authorised retailer. These cannot be revoked.
| Store | Edition | Price | Go to store |
|---|---|---|---|
 Green Man GamingOFFICIALMATCHED BY STEAM APP ID | Standard | CHEAPEST $29.99 | Buy Girl Genius: Adventures In Castle Heterodyne at Green Man Gaming |
 SteamOFFICIALDIRECT STEAM LISTING | Standard | $29.99 | Buy Girl Genius: Adventures In Castle Heterodyne at Steam |
Compare prices in keyshops
Third-party sellers reselling keys on a marketplace. Usually cheaper — read the key type and activation region before the price, then confirm the seller terms on the store page. Right now the cheapest keyshop listing saves $25.45 against the best official price.
| Shop / seller | Edition / key type | Price | Go to store |
|---|---|---|---|
 KinguinMATCHED BY STEAM APP ID Global | Steam key | CHEAPEST $4.54 | Buy Girl Genius: Adventures In Castle Heterodyne at Kinguin |
 LoadedMATCHED BY NORMALIZED TITLE Global | Steam key | $6.09 | Buy Girl Genius: Adventures In Castle Heterodyne at Loaded |
| Kinguin MATCHED BY STEAM APP ID EU only | Steam key | $7.54 | Buy Girl Genius: Adventures In Castle Heterodyne at Kinguin |
Do not use a VPN to bypass activation restrictions; the account country may still be checked.
About Girl Genius: Adventures In Castle Heterodyne
Girl Genius: Adventures In Castle Heterodyne was developed by Rain Games. The release date was September 4, 2023. The genre is characterised as Action and Adventure.
ACTION, RRRRRROMANCE ( pronounced like Provence ) and MAD SCIENCE! Discover the award winning, gaslamp fantasy world of “Girl Genius™”! Experience Agatha Heterodyne’s story, as she navigates the hostile hallways, catacombs and kitchens of her ancestral home, Castle Heterodyne. As the Lost Heir to a mad family, she must return the ancient fortress to its former glory and ascend the throne as a "True Heterodyne". Only then can she stand up to the might of the Wulfenbach Empire and other power hungry usurpers. But first, she has to contend with a corrupted and insane AI controlling the castle, its spiky death traps, and bottomless doom-pits. Not to mention the painfully pink cherry on top, Zola Heterodyne. Another lost child? Or just another villain here to steal your thunder. Time to find out. Gameplay • Build tools like the Grapple Gun and the Wrencherang at the Workbench, and use your tools to explore and solve the castle’s challenges. • Discover numerous sights and secrets, by being perceptive and using your tools to the fullest. • Defeat foes in furious melee combat or with explosive gadgets, and utilize the environment to your advantage using your tools. • Use your trusty Dingbot minion to explore places Agatha can’t reach, by moving in tight spaces, digging beneath or soaring above danger. • Use the Dingbot to solve lock puzzles, and operate the internal machinery of the castle. • As Agatha’s power over the castle grows, command the castle AI to release traps at your foes, and activate mechanisms. • Use the unique “Build System”, rebuilding scrap traps into objects like the Springclank, Grappleclank and the special Rollerclank, giving the player a suite of tools for creative spatial puzzle solving. • Interact with several of the fantastic characters from “Girl Genius™”, like Gilgamesh Wulfenbach, Tarvek Sturmvoraus and many others. • Read the Girl Genius™ graphic novels in the game! Note! This feature is in English only. Check out our other games!
Girl Genius: Adventures In Castle Heterodyne compatibility
- Steam Deck
- Unknown
- Linux
- Supported
- macOS
- Native build
PC requirements come from the game's official Steam storefront listing. PriceSpawn does not estimate hardware requirements when a separate tier is not available.
MINIMUM
Minimum: • Requires a 64-bit processor and operating system • OS *: Windows 7 (SP1+), Windows 10 and Windows 11, 64-bit versions only. • Processor: X64 architecture with SSE2 instruction set support • Graphics: DX10, DX11, and DX12-capable GPUs • Storage: 4 GB available space
RECOMMENDED
Recommended: • Requires a 64-bit processor and operating system
Source: Steam store page
Where to buy Girl Genius: Adventures In Castle Heterodyne cheap
Girl Genius: Adventures In Castle Heterodyne launched at $29.99 in 2023. On the canonical US/USD baseline, the lowest confirmed-unrestricted total is $4.54 at Kinguin, which is -85% off the recommended price.
On that same baseline, official stores start at $29.99, so the keyshop route saves $25.45 on this title. That saving comes with a trade-off: keyshop listings are resold keys, and a listing marked as a gift is not a standard key. The key type column above tells you which is which.
Feed update times differ by store. Confirm the current price, product type and activation region on the store page before completing the purchase. Our comparison methodology explains matching, ranking and checkout-fee limitations.
Girl Genius: Adventures In Castle Heterodyne — frequently asked questions
- What is the cheapest price for Girl Genius: Adventures In Castle Heterodyne?
- On the canonical USD comparison baseline: $4.54 at Kinguin — -85% off the $29.99 RRP. Use the country selector for regional prices.
- Where can I download Girl Genius: Adventures In Castle Heterodyne after the purchase?
- Girl Genius: Adventures In Castle Heterodyne activates on Steam. After buying you receive a key or a direct licence, redeem it in the Steam client, and the game stays in your library permanently.
- Is it cheaper to buy Girl Genius: Adventures In Castle Heterodyne from a keyshop or an official store?
- On the canonical USD comparison baseline, a keyshop is currently $25.45 cheaper: $4.54 at Kinguin against $29.99 at Steam. The keyshop listing is a resold key, so check the key type and region first.
- Is Girl Genius: Adventures In Castle Heterodyne Steam Deck compatible?
- Steam Deck compatibility data is not available for Girl Genius: Adventures In Castle Heterodyne yet.
- Can I play Girl Genius: Adventures In Castle Heterodyne on Mac?
- Yes, Girl Genius: Adventures In Castle Heterodyne has a native macOS build.
- Is Girl Genius: Adventures In Castle Heterodyne Linux compatible?
- Yes — Girl Genius: Adventures In Castle Heterodyne runs on Linux, either natively or reliably through Proton.
