The Moonstone Equation game cover

The Moonstone Equation CD Key

The Moonstone Equation is a single-player puzzle/platform game set in a remote research facility exploring mysterious moon rock inscriptions. Players guide Alice through a vibrant pixel-art world filled with intricate puzzles and engaging characters, encouraging curiosity without threats or enemies. Enjoy a 12+ hour experience of investigation and discovery.
Looking for the best price for The Moonstone Equation? Compare offers from 5 stores on CheckGamePrices to find the cheapest Steam key available. Right now, the lowest price is 8.34$ at Kinguin, which is 17% cheaper than the current Steam price (9.99$).

Current Lowest Price

8.34$
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Release Date

20 Aug, 2018

Publisher/Developer

Andy Buck, Hippy Lizard

Reviews

Steam: 75.00% positive (18/24)
Metacritic: -

System Requirements

Minimum:
  • OS *: Windows 7
  • Processor: Intel Core 2 Duo 2.1 ghz or equivalent
  • Memory: 2 GB RAM
  • Graphics: GeForce 440 or equivalent
  • DirectX: Version 11
  • Storage: 300 MB available space

The Moonstone Equation Steam Price History Chart

Current Steam price: 9.99$
Lowest Steam price ever: 9.99$ — 2026-10-20 — Current low
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The Moonstone Equation description

The Moonstone Equation

The Moonstone Equation is an engaging single-player puzzle/platform game that invites players into a world of science and curiosity, all rendered in a captivating modern pixel art style. Set against the backdrop of a remote hilltop research facility, the game centers around mysterious inscriptions found on moon rocks buried in the hillside. Players assume the role of Alice, who arrives at this enigmatic site, where she interacts with a diverse cast of scientists, theorists, and quirky characters.

Drawing inspiration from acclaimed titles like Fez and Monument Valley, the game encourages free exploration in a rich environment filled with intricate puzzles. Players will find themselves immersed in a narrative that evolves based on their discoveries. With no enemies or threats to impede progress, The Moonstone Equation is perfect for those who relish a good challenge at their own pace.

Key features include:

  • Hand-crafted modern pixel art
  • A plethora of puzzles, created with nearly 20 years of development expertise
  • A persistent living world that adapts to the player’s real-world time

With a gameplay duration of over 12 hours, embark on an unforgettable adventure of discovery and intellectual challenge!