How many people are playing Half-Rats: Parasomnia right now?

Half-Rats: Parasomnia has 0 players on Steam right now, with a 24-hour peak of 1 and an all-time peak of 3 on 3 Oct 2026.

What is the all-time peak player count of Half-Rats: Parasomnia?

3 concurrent players on 3 Oct 2026.

When was Half-Rats: Parasomnia released on Steam?

Half-Rats: Parasomnia was released on Steam on 31 Oct 2017.

Half-Rats: Parasomnia News

11 announcements · from Half-Rats: Parasomnia’s Steam news feed

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Everything Updates6 Community5

Community7 May 2026Parasomnia is Leaving SteamParasomnia is leaving steam. For those of you who enjoyed the game - as crazy as you are - thank you. For those of you who hated the experience - we apologize and we sympathize. The game never fulfilled our vision either, though we did try our darndest. The 1.5, or rather the "2.0" update doesn't appear like it'll ever be finished and it doesn't make sense to continue to offer this title on ste…Community3 Jan 2022Half-Rats: Parasomnia 1.5

Published	Kind	Announcement	Build
25 May 2018, 18:16 UTC	Community	New Developments The legacy team and I are hard at work on the Parasomnia 1.1 update. No clear release date for that at the moment, but you can't rush perfection! Aside from that, I'd like to introduce to you all, our first commercial title, "Half-Rats: Waking Nightmare". It takes place directly after the events of Parasomnia. All aboard the hype train!	—
29 Nov 2017, 13:54 UTC	Game update	[Linux/SteamOS] Second hotfix is LIVE Hello Half-Ratters! Players under Linux and SteamOS will downloaded (or have it done already) another hotfix provided by Half-Cat himself! Changelog: · Fixed crash about split subtitiles (thanks Solokiller). · Added more "safety" checks on the subtitles system. Now you should be able to pass the "Half-Rats and Publican conversation" sequence without any problems and finally play the game! Sorry…	—
25 Nov 2017, 11:28 UTC	Game update	Hotfix for Linux/SteamOS Hello Half-Ratters! Some of you complained that the game was crashing about "client.so" on Linux/SteamOS. We grabbed our Colt SAAs and meat pies and we squashed the problem! Half-Cat published the hotfix on Steam so you may now be able to play and enjoy the game on your favorite operating system! As for the 1.1 patch, have no fear! Everyone is working hard to fix the bugs/gameplay balance and s…	—
7 Nov 2017, 18:42 UTC	Game update	1.1's Comin' to the Rescue! We got a lot of little kinks to work out! To the players who completed the game recently, you are awesome! Give yourselves a pat on the back. Originally, this game was designed for a niche group of players, and was created to encourage strategy, planning ahead, the use of context clues, exploration and attention to detail - plopping you into a situation where the player was responsible for work…	—
2 Nov 2017, 18:05 UTC	Game update	v1.0b is LIVE - Steam Cloud, Linux and more Hello Half-Ratters! We are happy to announce that our new patch "v1.0b" is now available for everyone on Steam! First major change is that we enabled Steam Cloud support for everyone, this means that your saved games and your configurations are now saved on Steam's servers. Play everywhere while keeping your saves and configurations! This of course doesn't apply if you disabled Steam Cloud for…	—
31 Oct 2017, 20:04 UTC	Game update	Hotfix v1.0a is LIVE! Hello Half-Ratters! First of all, thank you for downloading and playing Half-Rats: Parasomnia. We would like to apologize for the unlucky players that were getting their experience ruined by crashes and we worked very hard to analyze the crash dumps you were sending to us and fix the crashes. Here are the details of this hotfix patch: - Added proper fix for Shotgun save/restore code (this fixes…	—
31 Oct 2017, 10:50 UTC	Community	PSA: Crashing when leaving the Police Station? Read this! Hello Half-Ratters! For some players, the game MAY crash when leaving the Police Station in Eminence (map's name being "para4a"). If you are one of those unlucky souls, we are deeply sorry about this issue and we highly advise that you switch to the " v1.0.0.0-safe " beta branch. To do this, follow those instructions: - Close Half-Rats: Parasomnia if it's running. - Right click on the game in y…	—
29 Oct 2017, 18:53 UTC	Community	Parasomnia's Steam Debut is Dreadfully Close! So here we go! Are you guys ready? Just waiting on Valve's authorization and this sucker goes live. The release date is set to Halloween, so I do hope it gets authorized in time!	—

Published

Kind

Announcement

Build

25 May 2018, 18:16 UTC

Community

New Developments

The legacy team and I are hard at work on the Parasomnia 1.1 update. No clear release date for that at the moment, but you can't rush perfection! Aside from that, I'd like to introduce to you all, our first commercial title, "Half-Rats: Waking Nightmare". It takes place directly after the events of Parasomnia. All aboard the hype train!

—

29 Nov 2017, 13:54 UTC

Game update

[Linux/SteamOS] Second hotfix is LIVE

Hello Half-Ratters! Players under Linux and SteamOS will downloaded (or have it done already) another hotfix provided by Half-Cat himself! Changelog: · Fixed crash about split subtitiles (thanks Solokiller). · Added more "safety" checks on the subtitles system. Now you should be able to pass the "Half-Rats and Publican conversation" sequence without any problems and finally play the game! Sorry…

—

25 Nov 2017, 11:28 UTC

Game update

Hotfix for Linux/SteamOS

Hello Half-Ratters! Some of you complained that the game was crashing about "client.so" on Linux/SteamOS. We grabbed our Colt SAAs and meat pies and we squashed the problem! Half-Cat published the hotfix on Steam so you may now be able to play and enjoy the game on your favorite operating system! As for the 1.1 patch, have no fear! Everyone is working hard to fix the bugs/gameplay balance and s…

—

7 Nov 2017, 18:42 UTC

Game update

1.1's Comin' to the Rescue!

We got a lot of little kinks to work out! To the players who completed the game recently, you are awesome! Give yourselves a pat on the back. Originally, this game was designed for a niche group of players, and was created to encourage strategy, planning ahead, the use of context clues, exploration and attention to detail - plopping you into a situation where the player was responsible for work…

—

2 Nov 2017, 18:05 UTC

Game update

v1.0b is LIVE - Steam Cloud, Linux and more

Hello Half-Ratters! We are happy to announce that our new patch "v1.0b" is now available for everyone on Steam! First major change is that we enabled Steam Cloud support for everyone, this means that your saved games and your configurations are now saved on Steam's servers. Play everywhere while keeping your saves and configurations! This of course doesn't apply if you disabled Steam Cloud for…

—

31 Oct 2017, 20:04 UTC

Game update

Hotfix v1.0a is LIVE!

Hello Half-Ratters! First of all, thank you for downloading and playing Half-Rats: Parasomnia. We would like to apologize for the unlucky players that were getting their experience ruined by crashes and we worked very hard to analyze the crash dumps you were sending to us and fix the crashes. Here are the details of this hotfix patch: - Added proper fix for Shotgun save/restore code (this fixes…

—

31 Oct 2017, 10:50 UTC

Community

PSA: Crashing when leaving the Police Station? Read this!

Hello Half-Ratters! For some players, the game MAY crash when leaving the Police Station in Eminence (map's name being "para4a"). If you are one of those unlucky souls, we are deeply sorry about this issue and we highly advise that you switch to the " v1.0.0.0-safe " beta branch. To do this, follow those instructions: - Close Half-Rats: Parasomnia if it's running. - Right click on the game in y…

—

29 Oct 2017, 18:53 UTC

Community

Parasomnia's Steam Debut is Dreadfully Close!

So here we go! Are you guys ready? Just waiting on Valve's authorization and this sucker goes live. The release date is set to Halloween, so I do hope it gets authorized in time!

—