The Castle Doctrine
- Platforms: PC
- Developer: Jason Rohrer
- Year: 2014
- Genres: Indie, Massively Multiplayer, Strategy
- Tags: Multi-player, MMO, Cross-Platform Multiplayer, Steam Cloud, Family Sharing
- Operating systems: Windows, macOS, Linux
Price comparison
Prices as listed by the stores, updated 2026-10-26. The store price is final.
The Castle Doctrine is a Indie, Massively Multiplayer, Strategy game from 2014 by Jason Rohrer. Available on PC. This page lists the system requirements, a quick check of whether your PC can run it, and a price comparison between stores.
Quick check
This check compares memory and disk space only. Compare your CPU and graphics card with the requirements above manually.Minimum requirements
Minimum: OS: XP or later Processor: 900 MHz Memory: 40 MB RAM Graphics: Onboard Graphics Network: Broadband Internet connection Storage: 10 MB available space Sound Card: Standard Audio