Last 7 days
Screenshots, achievements, specs, every price change and sale we've seen on Steam, and trading cards.
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83% positive of 162 · Very Positive · Live from Steam
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You’re the sole employee at the Kharnym Isle post office, stamping, sorting, and delivering mail. But the job hides secrets, and the office itself holds mysteries you must uncover. This will be the only job you’ll ever need to work… unless you can escape.
Live data from Steam, tracked by SteamPlayerBase.
No authorized Steam key store lists this game right now.
What changed on Steam for this game since we started following it: prices and sales, builds, name, release date and review score.
Review score: 83% on 2026-11-01 → 83% today (162 reviews)
Works, but may need extra effort. Results from Valve's own testing.
Valve hasn't published test details for this game.
1 item on Steam, newest first.
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.
Changed: Windows / Linux (1 download)
For Festivals &Press
9/16 Patch NotesFix an issues with scaling for the package placement mini game on the Steam DeckRaise the camera sensitivity ceilingFix an issue with the camera in the first week of playFix an image in the purchase bookAdd fan letters to random letter poolFix …
9/7 Patch NotesFix a bug where the Historian books were disappearing on the package stationWork to accommodate more resolutionsHappy mailing!~FlatNine Games Team
9/1 Patch NotesControlsButton navigation work in menus when using controllerWork on controller mapping for the package placement mini-gameFix an issue with camera sensitivityFix an issue with inverted controls not remaining through reloadsWork on issues with p…
8/24 Steam Deck HotfixA fix aimed at improving performance on Steam Deck and lower end computers, including addressing launch issues on Steam Deck. NOTE: We recommend restarting your Steam Deck after you download the update.We're continuing to work on Steam De…
7/31 HotfixSteam Deck Update: A recent Steam OS update impacted the overall performance and ability to launch the game on Steam Deck. This hotfix should should temporarily help with these launch and performance issues, though we recommend lowering the graphics…
7/26 HotfixFix a trophy issue with the Blythe storylineHappy Mailing!~FlatNine Games team
We are pleased to share with you a new way to escape Letter Lost. Your friend is waiting...In addition to a new ending to the game, we have included two new secrets to discover and a new achievement to snag.Enjoy your last days at work...~FlatNine Games Team
10,000 copies of Letter Lost sold! Thank you SO much for everybody that has taken up their permanent job at the post office! In celebration, a new way to the end the game is arriving soon...friend...Here's to many more happy employees down the road!~FlatNine G…
Announcing the Parcels and Plants Bundle!You're looking for two things in this world--the run a plant shop and to run a post office. We've got the bundle for you. Spend your morning sending mail into the void and your evening managing a totally normal plant sh…
Hello, citizens of Kharnym!Good news! You can now bring the dulcet tones of the post office into your day to day life, and be lulled into a postal trance at the click of a button. You can even hear three of Kharnym's favorite radio stations, KRNM, RAVN, and UL…
Greetings, Postal Warriors!We're excited to announce that Letter Lost is now on sale for the first time since launch, coinciding with our participation in the Weird Days Job Simulator Showcase! Of course, we have no idea why we're in this showcase, since this …
Greetings, Postal Warriors!It's been an incredible two months at Kharnym Isle Post, and we wanted to share a few milestones and updates! We've hit 7,000 units sold, and thank goodness because the mail ain't gonna send itself. Kharnym Isle thanks you all for yo…
Thank you for accepting your forever job at the Kharnym Isle Post!We've been so excited to see all the new employees here at the post office, and we want to thank you all for your diligent work and deep curiosity. We've welcomed over 3,000 postal workers, we'v…