PC requirements

Secret Files: Tunguska System Requirements

Secret Files: Tunguska needs at least 500 MHz Intel Pentium III or AMD Equivalent CPU, 128 MB RAM and 16 MB DirectX compatible graphics card graphics.

Verified Sources: Steam store listing
Secret Files: Tunguska minimum and recommended PC specifications
Component Minimum
Operating system Windows
Processor 500 MHz Intel Pentium III or AMD Equivalent CPU
Memory 128 MB RAM
Graphics 16 MB DirectX compatible graphics card
Storage 2 GB hard disk space
Not sure how your PC compares? Use the Can I Run It checker — pick your CPU and GPU and it tells you which column you land in.

Other platforms

Secret Files: Tunguska is also available on these systems, where hardware is fixed and no per-PC check is needed:

Nintendo Switch Wii U Nintendo DS Wii Android iOS PC (Microsoft Windows)

Quick answers

Running Secret Files: Tunguska on PC

Can my PC run Secret Files: Tunguska?
Compare your CPU, GPU and RAM against the minimum column below. If your parts match or beat every minimum row, the game will launch — though you may need to lower settings. Matching the recommended column is what gets you 60fps at 1080p.
How much storage does Secret Files: Tunguska need?
2 GB hard disk space