Steam app 260570 · updated 13 Sep 2026, 00:12 UTC
After a tragic accident, neurobiologist Dr. David Styles has become a recluse, rarely leaving his home, the Dread Hill House. One day, Samantha Everett, a street magician, appears at Dr. Style's doorstep just as he is seeking a new assistant.
45 hourly samples, with the daily peak drawn over them. Weekends are shaded.
150 months, April 2014 to September 2026. The highest number of people in the game at once, each month, on a time axis -- a gap in the record stays a gap.
The highest number of people in the game at once, each month. Four, because four is as far back as the source keeps anything finer than one figure a month.
21 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.
19 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.
8 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.
Gray Matter was released on 1 Apr, 2014.
| Language | Full audio |
|---|---|
| English | ● |
| French | |
| Italian | |
| German | ● |
| Spanish - Spain |
A blank audio cell means full audio was not marked in the returned language list.
6 developer announcements, Apr 2014 to Sep 2014 · times in UTC
Dear Players, I am happy to announce that we now have Steam trading cards for this game! Some of you have already seen this but for those that did not know, now it does! Enjoy this feature that you requested and as always you, the gamer are…
ImALittleBearDear Players, I am happy to announce that we now have Steam trading cards for this game! Some of you have already seen this but for those that did not know, now it does! Enjoy this feature that you requested and as always you, the gamer are…
sailorbear510Dear Players, It has come to my attention from another player on here that the link we have provided in order to make the the run on Windows 8 / 8.1 is broken. Please use Microsoft's official link here in order to install the Direct X…
ImALittleBearDear Players, It has come to my attention from another player on here that the link we have provided in order to make the the run on Windows 8 / 8.1 is broken. Please use Microsoft's official link here in order to install the Direct X…
sailorbear510Dear Players, It has come to our attention that during the QA process on Windows 8 / 8.1 for Gray Matter on Steam, the installer was not installing all of the components needed for this game to function correctly. Please see the link below…
ImALittleBearDear Players, It has come to our attention that during the QA process on Windows 8 / 8.1 for Gray Matter on Steam, the installer was not installing all of the components needed for this game to function correctly. Please see the link below…
sailorbear510What Steam runs, and with what. Straight from the app configuration.
| Description | Executable | Arguments | Platform | |
|---|---|---|---|---|
| Play Game | Game.exe | windows | ||
| Display Configuration | config.exe | windows |
It runs on public data and somebody's spare time.
https://paypal.me/KintaroPalPay[email protected]0x4d559C765AA8BFe336E36d5b76024926767eD38dTJtctWU9uetJaTBoSybd1RErW7n9duTKVG