Girl Genius: Adventures In Castle Heterodyne
Cheapest right now: $14.99 USD at GOG (50% off). 5 stores compared, checked 18 Oct 2026.
A fabulous Action Adventure game based on the wonderful graphic novel series, Girl Genius™, by authors Phil & Kaja Foglio.
Platforms: Windows, macOS, Linux
Steam Deck: Verified. Valve has tested this game and rates it as working well on Steam Deck.
| Store | Price | Discount |
|---|---|---|
| GOG | $14.99 | 50% |
| Fanatical | $25.98 | 20% |
| Steam | $29.99 | — |
| GamersGate | $32.62 | — |
| GreenManGaming | $32.62 | — |
Is it a good deal right now?
$14.99 USD at GOG is 50% off, a deep discount. We have no record low for Girl Genius: Adventures In Castle Heterodyne to compare it with. The regular price is $29.99, so $14.99 saves $15.00. The next cheapest store is Fanatical at $25.98, $10.99 more.
Price history
Lowest since we started tracking it on 17 Oct: $7.66 USD, on 18 Oct.
System requirements
Windows
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
- Requires a 64-bit processor and operating system
macOS
Minimum
- OS: High Sierra 10.13+
- Processor: Apple Silicon, x64 architecture with SSE2
- Graphics: Metal capable Intel and AMD GPUs
- Storage: 4 GB available space
- Additional Notes: Apple Silicon M1 may have graphical issues under certain circumstances. Please check if the game works properly on your device.
Linux
Minimum
- OS: Ubuntu 20.04, Ubuntu 18.04, and CentOS 7
- Processor: x64 architecture with SSE2 instruction set support
- Graphics: OpenGL 3.2+, Vulkan capable
- Storage: 4 GB available space
- Additional Notes: Gnome desktop environment running on top of X11 windowing system
As listed on the game's Steam page.
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