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80% positive of 57 · Very Positive · Live from Steam
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Blackthorne's Manor is a first-person mystery thriller, where logic, puzzles, and the supernatural collide. Search for your missing friend, uncover the secrets of Blackthorne Manor, and escape before the house claims you too.
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Every build released on Steam for this game since we started tracking it, with the developer's patch notes. Updated within minutes of each new build.
Obsolete 2025 Christmas Branch
Obsolete 2025 Christmas Branch
For those who missed it, we worked on a christmas update. However, this was a temporary event for the game which we have since removed. We decided to bring it back for those who missed it and was interested as a beta branch which can be accessed in the propert…
We received a report that an extra ethereal potion was in the game, this was part of a system we were originally testing during our vertical slice but must have forgotten to remove. Due to confusion and well it inherently shouldn't have been there in the relea…
Once again, thank you everyone for playing our game. Due to provided feedback and internal testing we have come with another patch. For now the patches will be slowing down mostly as a. we haven't received really many more issues that we have been able to loca…
Christmas UpdateIn the holiday spirit, we have brought a limited time Christmas themed update. This does not contain any major changes to the gameplay nor anything that should overly change the feel of the game. If you have played already, feel free to jump in…
We received some reports that players were falling through a specific section of upstairs when their ethereal potion was running out. We made some minor adjustments to hopefully reduce the chance of this happening. However, we are doing further testing and tou…
Thank you everyone for the wonderful feedback you have provided via reviews and discussions, we greatly appreciate it. With the provided feedback and additional testing we have onboarded some new improvements to the game which should provide an improved experi…
Time to get achievements!Both by request as well as an interest prior to release we have decided to put some time into implementing achievements. Due to not being required to complete the game and not much documentation we put them on the back foot. However, w…
Blackthorne's Manor has officially launched. Go check out our discord at https://discord.gg/6q5x39DK9N to be in to win a giveaway we are hosting!
The team at Error404 is happy to announce that we will be releasing our game in a weeks time. You will be able to play the game for free! Make sure to wishlist the game to get notifications for the launch, hope you are all as excited as we are.
What changed on Steam for this game since we started following it: prices and sales, builds, name, release date and review score.
Review score: 80% on 2026-11-01 → 80% today (57 reviews)
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Not tested by Valve yet. Results from Valve's own testing.
Valve hasn't published test details for this game.