Steam app 3419520 · updated 15 Oct 2026, 22:36 UTC
Command the checkpoint in a collapsing city. Screen survivors, manage scarce resources, and hold back the undead. Every choice matters and one mistake could unleash the plague beyond your walls. FREE CONTENT UPDATE AVAILABLE NOW
719 hourly samples, with the daily peak drawn over them. Weekends are shaded.
10 months, January 2026 to October 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.
The source keeps every hour for about a month, one figure a day for about two, and a single number for anything older.
31 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.
30 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.
27 days as the curve, each the highest figure that day. Behind it, 646 hourly samples. Each dip is a night. Weekends are shaded.
| Language | Full audio |
|---|---|
| English | ● |
| French | |
| Italian | |
| German | |
| Spanish - Spain | |
| Japanese | |
| Korean | |
| Polish | |
| Portuguese - Brazil | |
| Russian | ● |
| Simplified Chinese | |
| Spanish - Latin America | |
| Turkish | |
| Ukrainian |
A blank audio cell means full audio was not marked in the returned language list.
40 achievements in total.
50 developer announcements, Nov 2025 to Oct 2026 · times in UTC
Hello! We are continuing processing and addressing feedback from the community regarding issues and bugs players encountered since the release of the Miami Zero update, Changelog:Fixed the bug with re-inspecting a survivor in Quarantine…
Patch notesGreetings! We've encountered a number of reports related to GPU crashes with currently unknow causes and we'd like to resolve the issue as soon as possible. In order to help this goal, we've created an open test branch on Steam. It contains…
G_GeneGreetings! While processing community's feedback and bug reports from over the weekend, we did come across an issue we previously faced when we've updated game engine from Unreal Engine 5.5 to Unreal Engine 5.7 a few months ago. That is…
G_GeneHello! This is a small update aiming to address the initial round of feedback we've received from the players who already started their Miami Zero playthroughs. Changelog:Fixed closing on female survivorFixed duplicated text in the Yacht…
Patch notesHello, everyone! Quarantine Zone: Miami Zero is out NOW as a free update for all Quarantine Zone owners. Update your game to the latest version to access Miami Zero content. We don’t blame you for closing out of this blog post now. For…
G_GeneHello, everyone!Earlier this year, we released Quarantine Zone: The Last Check - since then, you’ve been working the checkpoint scanning, searching, and sizing up survivors. At the same time, we’ve been hard at work on the next chapter in…
G_GeneHello, everyone! We'are continuing our work improving stability of the game over thanks to the data provided by players participating in test branch. Patchnotes:Fixed raytracing-related GPU crash Updated engine's codebase, potentially…
Patch notesHello, everyone! If you are one of the players who have issue running the game when the game crashes on you How to access the open test:Right-click Quarantine Zone in your Steam Library :arrow_forward: Properties :arrow_forward: Game…
G_GeneHello, everyone! Thanks to the test branches we opened over the weekend we were able to address more of the crashes, thanks to additional data provided by our players. Patchnotes:Fixed more of AMD related GPU crashes Fixed crash related to…
Patch notesHello, everyone! If you are one of the players who have issue running the game on AMD GPU, we would like to ask your help to test a possible fix for the issue How to access the open test:Right-click Quarantine Zone in your Steam Library…
G_GeneHello, everyone! While the list of changes is not extensive, we’ve addressed multiple issues leading to CTDs. Our team continues to work on improving the stability of the game post Unreal Engine 5.7 update. Patchnotes:Fixed multiple issues…
Patch notesHello, everyone! A small patch before the weekend.Changelog:Fixed memory leak caused by fast opening UI tablet by pressing "C" Fixed "Modern Prometheus" bulletin board task Fixed "Eye See You" bulletin board task We are looking to release a…
Patch notesGreetings!It's been a little since our last patch for the game, but rest assured, we weren't sitting idly by.This patch comes as part of our preparation and continued work on the new content for the game, which is the focus of the majority…
G_GeneHello everyone! It’s been six months since we’ve released Quarantine Zone - The Last Check. We are, to this day, amazed by the love that Quarantine Zone gained after we launched the demo in May of last year, only to grow into the most…
G_GeneGreetings, everyone!Zombie apocalypse can be rather crazy at times, so we’ve partnered with Dambuster Studios to add characters from Dead Island 2 to Quarantine Zone. There is nothing like throwing a little chaos into the mix. Please…
G_GeneHello, everyone!Hidden signs of infection and needing attention to detail while screening survivors are key elements of the Quarantine Zone. Today is the start of the Steam Hidden Object Fest 2026, and we are happy to announce that…
G_GeneToday is April Fool's Day. A day of jokes, pranks, and sometimes even outright lies. But not here, not at the Quarantine Zone. With every decision being life-or-death, we don't have time for foolin' around. We're serious.Being this serious…
G_GeneHello, everyone! Before we dip out for the weekend, we've got one more quick hit of news for you: The Steam Spring Sale brings yet another amazing zombie deal. We are happy to announce that we've partnered with the fine folks at Techland to…
G_GeneHello, everyone! Today is the start of the Steam Spring Sale, and we are happy to announce that Quarantine Zone: The Last Check will be available with a 20% discount from March 19th, 2026 until 10AM PST March 26th, 2026. The discount also…
G_GeneQuarantine Zone is going green for St. Patrick's Day! From March 17th to March 24th, the checkpoint has been decked out with themed decorations—from beer cans and flags to green neon lamps and wall tapestries.Expect to find miscellaneous…
G_GeneHello, everyone!Here's another patch for Quarantine Zone. We are trying a slightly different structure to the notes, which should improve the readability. Tell us what you think in the comments. The team is already in full-scale work for…
Patch notesHello, everyone! We'd like to congratulate Microwave Games for launching The Walking Trade!To celebrate, we've partnered with Microwave Games to offer a special Quarantine Zone x The Walking Trade discount bundle - available now for a…
G_GeneHello, everyone! Today, we are happy to announce the first-ever discount of Quarantine Zone alongside the launch of a new bundle: Quarantine Zone - Deluxe Edition! From now until March 9th, 10 AM PST, the base-level Quarantine Zone: The…
G_GeneHello, everyone! Here's another Quarantine Zone hotfix - more changes and fixes based on community feedback and bug reports. The team has already started work on new content for the game, and we'll be sharing info on that as soon as we are…
Patch notesHello! Earlier this week, we opened an open beta branch to test if our solution for the FOV bug is working properly for the players: We've received enough feedback to confirm that the fix is working, and this change is now included in the…
Patch notesHello! We've been working on a solution for the FOV bug that was a plague for our players with ultrawide screens since day one of the game, and we've come up with a solution that should fix it, but we would like to ask for your help to make…
G_GeneUPDATE: This hotfix has been rolled back after a progress-blocking bug was discovered. We apologize for the inconvenience. Howdy folks, here's the freshest Quarantine Zone hotfix - delivered straight to your internet-enabled computer…
Patch notesHello, everyone!This past month was a blast for us, and we’d like to thank you, the players, as we would not have reached this point without your support, your wishlists, and playing the demo first and the release second. You are the…
G_GeneHello, everyone!Hot off the presses is a fresh Quarantine Zone patch addressing issues reported by the community. The next patch is already in the works and being tested and should be available early next week.Changelog:Fixed softlock cause…
Patch notesHello!The next hotfix patch to Quarantine Zone is here! This is a bigger patch that we were testing since the end of last week. This new patch addressed a number of issues.Changelog:Fixed bulletin board task "Father’s Duty" softlockFixed…
Patch notesHello!The next hotfix patch to Quarantine Zone is here! This is a smaller patch compared to the one we've released earlier this week. We continue our steady processing of your feedback and comments and this new patch addressed two more of…
Patch notesHello!The next patch for Quarantine Zone: The Last Check brings the most important update of the recent times - a cat-antistress, as our big thank you from the development team to the community. Cat is neither infected, nor does it bite…
G_GeneHello!The next hotfix patch to Quarantine Zone is here! The team is continuously processing more of your feedback and comments, and this new patch addresses additional known issues.Changelog:New Cameo:Added CaseOh cameo to campaign and…
G_GeneHello! The next hotfix patch to Quarantine Zone is here! Team is continuously processing more of your feedback and comments and this new patch addressed more of known issues.Changelog:Fixed guard towers collision that prevent players from…
Patch notesOut today, a free update brings iconic survivors from Dead by Daylight into the Quarantine Zone! It's true - you never know who will pass through your checkpoint. Today's free content update introduces some of gaming's most iconic horror…
HARRISZONEChangelog:Added Dead By Daylight themed background to the main menuAdded four unique Dead By Daylight survivorsNOTE: Dead by Daylight survivors can only be encountered by starting a new game. Players continuing existing saves will not…
Patch notesHi there Quarantine Zone fans! What a whirlwind the past couple of days have been, huh? Since the game’s launch earlier this week, you’ve inspected thousands of survivors, mowed down millions of zombies, and performed each and every one of…
G_GeneChangelog:Fixed an issue where the visual prompt for picking up a tool from the table could be missing for some players.
Patch notesHello!The next hotfix patch to Quarantine Zone is here! We are processing more of your feedback and comments and this addressed more issues.Changelog:Fixed blurred textures when interacting with a tablet, i.e. switching between tabsFixed…
Patch notesHello!The first hotfix update to Quarantine Zone is now live! We appreciate all the feedback you are sending to us, and we are promptly working on processing it.Changelog:Fixed the soft lock issue on Day 4 - Players are no longer getting…
Patch notesHello, everyone!The day we’ve all been waiting for has finally arrived - Quarantine Zone: The Last Check is OUT! Already available for your enjoyment here on Steam with 10% launch discount that will last till January 26th.We at Brigada…
G_GeneHello, everyone!We at Brigada Games and our awesome friends at Devolver Digital have a treat for you! To celebrate the launch of Quarantine Zone: The Last Check on January 12th, we'll be hosting a Discord raffle for a copy of the game to…
G_GeneHello, folks! This is a news post mainly aimed at our Russian-speaking players. We'd like to make an official announcement that Quarantine Zone: The Last Check will feature Russian VO available at launch. The game is voiced by professional…
G_GeneHello, everyone!Our team at Brigada Games & our friends at Devolver Digital are wishing you all Happy Holidays! Spend time with your friends, family & close ones and be ready to secure the checkpoint on January 12th!About Quarantine…
G_GeneHello, everyone!The time to announce the release date has finally arrived! Once again, the road to this moment was an arduous journey for the whole team at Brigada, given that it is our first game, but we are happy to announce that…
G_GeneClosed Playtest ResultsHello, everyone! Here’s the promised second piece of news for today. Earlier we held a closed test within our Discord community plus Devolver Digital also held a similar test via their BetaSquadron. The amount of…
G_GeneHello, everyone!We are continue the series of text Q&As we are running on a weekly basis on our Discord server. What was the best and worst part of making the game? Anything goes, nothing is out of bounds.Sudden popularity is a good answer…
G_GeneHello, everyone!We are continue the series of text Q&As we are running on a weekly basis on our Discord server. What was the reason this game was made in the first place?The game began with a simple but unique idea inside our team…
G_GeneHello, everyone!We'd like to apologize for the lack of the update on our Q&A last week, we are now back with the update from the last Q&A we are ran on our Discord server. With this post we'd like to offer our Steam community an option to…
G_GeneHello, everyone! Some of you have seen that info on our Steam page was first changed from November to simply 2025. Currently we are running a closed playtest and while it is ongoing - us (the developer team) and the publisher will determine…
G_GeneEverything Steam lists as add-on content for this game, newest first. Prices are left out on purpose: the store answers this page in one currency and it is not the reader's.
| Name | Platforms | Released |
|---|---|---|
| Quarantine Zone: The Last Check - Miami Supporter Pack | Windows | 15 Oct 2026 |
| Quarantine Zone: The Last Check Supporter Pack | Windows | 02 Mar 2026 |
| Quarantine Zone: The Last Check Soundtrack | WindowsmacOSLinux | 02 Mar 2026 |
What Steam runs, and with what. Straight from the app configuration.
| Description | Executable | Arguments | Platform | |
|---|---|---|---|---|
| Launch | QZSim.exe | windows 64 |
The folders Steam Cloud syncs. The root is a token Steam uses for a location on your own machine, not a path this page can know.
| Root | Folder | Files |
|---|---|---|
WinAppDataLocal | QZSim/Saved/SaveGames/{64BitSteamID} | *.* and below |
It runs on public data and somebody's spare time.
https://paypal.me/KintaroPalPaythanks-kintaro@outlook.com0x4d559C765AA8BFe336E36d5b76024926767eD38dTJtctWU9uetJaTBoSybd1RErW7n9duTKVG