Sinister Halloween
Developed by Celeritas Games · Published by Celeritas Games
At a glance
Overview
An action, adventure, indie game by Celeritas Games, published by Celeritas Games — single-player.
Steam’s own one-line description: “Experience Halloween Horror in PC or VR. You go out with your friends, trick or treating, entering haunted attractions, as you make your way to the big party, but this year's holiday of the afterlife brings something sinister.” — developer/publisher text via the Steam store page.
Reception & community
Review sentiment, ownership and peak-concurrent estimates via SteamSpy; tags are player-voted on Steam. Estimates change over time.
Features & modes
Derived from the gameplay modes and feature categories Steam lists for Sinister Halloween.
| Feature | Supported |
|---|---|
| Single-player | Yes |
| Multiplayer | No |
| Co-op | No |
| Online co-op | No |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | No |
| Partial controller support | No |
| Steam Cloud saves | No |
| Steam Achievements | Yes |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- Requires a 64-bit processor and operating system
- OS: Windows10
- Processor: I5-4590/AMD FX 8350
- Memory: 4 GB RAM
- Graphics: GTX 1060
- DirectX: Version 11
- Network: Broadband Internet connection
- Storage: 23 GB available space
- VR Support: SteamVR
Recommended
- Requires a 64-bit processor and operating system
Supported languages (1)
Sinister Halloween FAQ
Answered from the official Steam listing as of June 2026. Where something hasn't been announced, we say so rather than guess.
What kind of game is Sinister Halloween?
Steam classifies Sinister Halloween as a Action, Adventure, Indie, Simulation game, developed by Celeritas Games. Experience Halloween Horror in PC or VR. You go out with your friends, trick or treating, entering haunted attractions, as you make your way to the big party, but this year's holiday of the afterlife brings something sinister.
How much does Sinister Halloween cost?
As of June 2026, Steam lists Sinister Halloween at $7.99. Prices and regional pricing change — check the Steam page for the current figure.
Is Sinister Halloween single-player or multiplayer?
Steam lists these modes for Sinister Halloween: Single-player. It lists a single-player mode.
Is Sinister Halloween on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists Sinister Halloween for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is Sinister Halloween out yet?
Yes — Steam lists a release date of Oct 31, 2019.
What platforms is Sinister Halloween on?
Sinister Halloween is listed for Windows on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is Sinister Halloween single-player or multiplayer?
Steam lists these modes: Single-player.
How much does Sinister Halloween cost?
Steam lists it at $7.99.
Does Sinister Halloween have achievements?
Yes — Steam lists 49 achievements for Sinister Halloween.
Who made Sinister Halloween?
Sinister Halloween is developed by Celeritas Games and published by Celeritas Games.
Where to get Sinister Halloween
We don't sell games or track prices — this links to the official Steam store page.
View on Steam →Listing details from Valve's public Steam store data · official site. Not affiliated with Valve/Steam, Celeritas Games.