The Devil’s Calculator is a Casual, Strategy game from Christopher Cinq-Mars Jarvis with a 96% positive Steam review signal. Indie Lantern indexes it for players browsing by single-player.

Game snapshot
- Developer
- Christopher Cinq-Mars Jarvis
- Release year
- 2019
- Playtime
- Varies by player
- Price
- $2.99
- Review signal
- 96% positive
Screenshots






System requirements
PC
- Minimum
- OS *: Windows 7 and later
Processor: An Intel Pentium 4 processor or later that's SSE2 capable.
Memory: 512 MB RAM
Storage: 320 MB available space
macOS
- Minimum
- OS: OS X 10.9 and later
Processor: An Intel processor that's 64-bit
Memory: 512 MB RAM
Storage: 320 MB available space
Linux
- Minimum
- Processor: An Intel Pentium 4 processor or later that's SSE2 capable
Memory: 512 MB RAM
Storage: 320 MB available space
From Steam reviews
Review notes
The Devil's Calculator is worth a closer look if you want narrative mystery.
Best for players who want narrative mystery.
narrative-mystery
Play styleA useful part of the game is piecing together mystery and story threads.
Steam review snapshots
Limiting each function to a type (unary operator, binary operator, and unary integer sequence) creates just the right amount of possibilities without…Why it fits
Check it if you want casual, strategy filtered by single-player.
Who might skip it
Research further on Steam if you need verified accessibility details, exact playtime, or current system requirements.