Steam

Immortum

Also known as Immortum, i, immortum

A story-driven sci-fi horror inspired by classic horror. Trapped in a decaying spaceship, escape mind-bending traps, navigate shifting realities, solve puzzles, and uncover an impossible truth — as Romi, a mother desperate to find her dying child. Can you discover the truth before you’re erased?

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Last update

23 Jun 2026

Original sources

Latest update

AnnouncementPublished 8d ago

Achievement Unlocked: Multiple Endings

TLDR: Immortum now has achievements and multiple endings! And thank you for 1300 wishlists! Immortum is all about driving you mad, and what is a better experience for that other than multiple endings? I have been mentio…

4 changesGameplayCompatibility

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Latest updates

Update history

Browse past updates and patch notes for this game.

11updates

April 2026
Direction In the previous announcements I declared that Immortum will have no combat. Although it might be sad for some, it means that the story will benefit greatly. Therefore, I updated Steam description to show that…3 changesGameplayPatch notes26 Apr 2026
January 2026
A thousand thank you, and 1 sorry 🙏TLDR: Immortum will be released in Q2 instead of Q1 2026. Immortum is coming along very nicely, and the last levels are my favorites of the entire game, closing everything nicely together. Here is a small teaser: It was…Announcement1 changeCompatibility30 Jan 2026
November 2025
When it comes to designing games you think you might know everything, but players are unpredictable. But players are not the issue. The issue is always a design mistake - because I designed it poorly, players couldn't u…6 changesMapsGameplayPatch notes15 Nov 2025
Game breaking bug LIVE ON STREAM?! 😱To be completely honest, I held on for the next update because the game was very stable. I worked hard to optimize all the lights in the game - the biggest performance hog in the entire game. But I was afraid to break t…Announcement2 changesPerformanceGameplay13 Nov 2025
October 2025
We're not going to start a fight now...Steam Next Fest was great and I had joy watching people play the Immortum Demo. Considering the current wishlists, player base, and the direction of the game, I have decided that Immortum will not feature combat. Having…Announcement3 changesGameplay27 Oct 2025
Goodbye version 13! Sounds good?The reception of the new demo changes was great, but there was a single complaint that kept bugging me: it was just too quiet. Sound is a tricky thing since players can listen in with their headphones or their speakers,…Announcement3 changesGameplayUI/audio12 Oct 2025
September 2025
As with all demo releases, if you don’t get it the first time, keep trying. And it paid off because I addressed all the issues the players had: Maps are now small enough so you won’t feel like you are in a walking simul…5 changesFixMapsStore09 Sept 2025
Players resonated with Immortum’s Demo, and it was a pleasure to see the faces of those lost in its depths. However, not all games are perfect, and the demo required some fixes. Keeping the balance between making the ga…3 changesBalanceGameplayStore05 Sept 2025
June 2025
Demo Release Date: July 15thI have created Immortum out of a passion for Horror games. Drawing inspiration from what I like and creating what I wanted to see led to a game that can stand its own ground in today's Horror game scene. The official de…Announcement29 Jun 2025
March 2025
Maps are tricky. Immortum started without any maps. As an ever-changing maze of corridors, the player should be on the edge of his seat without knowing what lurks beyond the corner. But the reality was different than ex…1 changeCompatibilityPatch notes19 Mar 2025

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