Steam

The Moonstone Equation

Also known as The Moonstone Equation, me, moonstone equation

Help Alice find some answers as she joins a unique bunch of scientists, oddballs and theorists at a remote hilltop research facility to investigate some puzzling stone carvings. A single player puzzle/platform game about science and curiosity presented in a modern pixel art style.

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Last update

21 May 2026

Original sources

Latest update

Patch notesPublished 12 Nov 2019

v1.4.56Version 1.4.56 Update

A small update to address a few issues that have built up since the last release. Updates Fixed a potential soft lock in one of the early-game NPC conversations Fixed the rest of the achievements (it should give you the…

5 changesFixGameplay

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Latest updates

Update history

Browse past updates and patch notes for this game.

18updates

August 2019
Anniversary EditionHow time flies. It's been a year since the original release of The Moonstone Equation and what better way to celebrate than by adding a little bit more content, fixing a few last bugs and having a bit of a sale. Once ag…Announcement1 changeGameplay07 Aug 2019
December 2018
Complete EditionIt's been nearly four months since the first release of The Moonstone Equation and since then development has not really stopped (or slowed down). I've released a dozen updates packed full of fixes and new features that…Announcement2 changesGameplay19 Dec 2018
Big Update - Version 1.3.53It's been a few months since the last update. With the worst of the bugs squashed in the early updates I moved onto some more significant content changes. These have obviously taken longer to implement but hopefully you…Eventv1.3.536 changesGameplayBalance03 Dec 2018
September 2018
Another week and another Friday update. It's a pretty big one this week with lots of little fixes and a few much requested features. Updates Doors that's you've been through before will now tell you where they go Specia…v1.3.513 changesFixPatch notes21 Sept 2018
It's Friday update time again. I'm splitting my time between bugs and more long term feature development at the moment so this is quite a short list. Fixes Conecting to some terminals won't break everything anymore. Blo…v1.3.50Patch notes14 Sept 2018
Just a quick update to fix a few pretty serious camera issues introduced in the previous update along with a few other fun things. Fixes Camera won't get stuck and act wierd in some places anymore. Fixed a level exploit…v1.3.494 changesFixGameplaySecurity11 Sept 2018
Another round of bug fixes and improvements. Mostly focusing on audio issues but there's a few other fun things too. Fixes Reverb for all levels is now correct (not just the default) Audio clipping issues (particularly…v1.3.483 changesFixUI/audioPatch notes07 Sept 2018
Another quick update to fix a small edge case bug in one of the levels and a bit of light. Fixes Corrected an issue in one of the levels where a Trigger Stone was not correctly detected Added some light to The Upper Wat…v1.2.473 changesFixGameplayPatch notes04 Sept 2018
This is just a quick update that fixes and small but fairly serious issue in the unlocking of some areas of the game world. I know this might sound vague so if you're really interested you can read the spoilers below. F…v1.2.462 changesFixUI/audioPatch notes03 Sept 2018
August 2018
Perhaps this version could be called 'the great escape' update as there are several significant fixes to levels (I had to add to the save file data just to fix some of these) so you shouldn't be getting stuck in odd pla…v1.2.458 changesFixGameplaySecurity31 Aug 2018
This one's a pretty serious one so it get's a different version number change. That middle number only changes if I add or change things to the save format. In this case I fixed things. Fixes Significant issue in the ga…v1.1.444 changesFixPatch notes28 Aug 2018

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