Letter Lost
| App ID | 3624790 |
| App Type | Game |
| Developer | FlatNine Games |
| Publisher | FlatNine Games |
| Supported Systems | Windows |
| Last Changenumber | 31291040 |
| Last Record Update | 24 September 2025 – 19:00:08 UTC ( |
| Release Date | Q4 2025 |
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.
Buy on Steam
Additional Information
This game is excluded from Steam Family Sharing because: This game has not yet been released
| ReleaseState | prerelease | |||||||||||||||||||
| Exclude from family sharing (exfgls) | 8 (This game has not yet been released) | |||||||||||||||||||
| Store Release Date | Q4 2025 | |||||||||||||||||||
| osarch | empty string | |||||||||||||||||||
| community_hub_visible | Yes | |||||||||||||||||||
| Social Media | https://bsky.app/profile/did:plc:kb3sjrrxwkaiicuawkoqbslf https://discord.gg/NxtvTK4nGz https://www.facebook.com/people/FlatNine-Games/61575352190022/ https://www.instagram.com/flatninegames/ https://www.tiktok.com/@flatninegames https://www.youtube.com/@FlatNineGames |
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| Primary Genre | Indie (23) | |||||||||||||||||||
| Store Genres | Indie (23) | |||||||||||||||||||
| Store Asset Modification Time | 17 September 2025 – 14:29:42 UTC ( |
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| library_assets |
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| osextended | empty string | |||||||||||||||||||
| controllertagwizard | Yes | |||||||||||||||||||
| First seen on SteamDB | 27 March 2025 – 01:15:52 UTC ( |
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Supported Languages
| 1 Languages | Interface | Full Audio | Subtitles |
|---|---|---|---|
| English | Yes | Yes | Yes |
Assets
Load all asset images
| trailer_name | Letter Lost (error code: 555555) ~~not fit for public viewing~~ |
| trailer_category | 0 |
| trailer_480p ↴ | |
| video/webm | 257199987/movie480_vp9.webm |
| video/mp4 | 257199987/movie480.mp4 |
| trailer_max ↴ | |
| video/webm | 257199987/movie_max_vp9.webm |
| video/mp4 | 257199987/movie_max.mp4 |
| microtrailer ↴ | |
| video/webm | 3624790/386305021/d1cc831cdda7b418b12eac7d2c99d03927f8bd3c/1758136283/microtrailer.webm |
| video/mp4 | 3624790/386305021/d1cc831cdda7b418b12eac7d2c99d03927f8bd3c/1758136283/microtrailer.mp4 |
| adaptive_trailers ↴ | |
| dash_av1 | 3624790/386305021/d1cc831cdda7b418b12eac7d2c99d03927f8bd3c/1758136283/dash_av1.mpd |
| dash_h264 | 3624790/386305021/d1cc831cdda7b418b12eac7d2c99d03927f8bd3c/1758136283/dash_h264.mpd |
| hls_h264 | 3624790/386305021/d1cc831cdda7b418b12eac7d2c99d03927f8bd3c/1758136283/hls_264_master.m3u8 |
| screenshot_medium | 257199987/a3c122edd4e22d70ca5e3c40526cf1f58143679d/movie_600x337.jpg |
| screenshot_full | 257199987/a3c122edd4e22d70ca5e3c40526cf1f58143679d/movie_full.jpg |
| all_ages | true |
| is_highlight | true |
| timestamp | 17 September 2025 – 20:33:23 UTC |
| trailer_name | Letter Lost: Your New Forever Job at the Post Office! |
| trailer_category | 2 |
| trailer_480p ↴ | |
| video/webm | 257168808/movie480_vp9.webm |
| video/mp4 | 257168808/movie480.mp4 |
| trailer_max ↴ | |
| video/webm | 257168808/movie_max_vp9.webm |
| video/mp4 | 257168808/movie_max.mp4 |
| microtrailer ↴ | |
| video/webm | 3624790/1478312589/fa91aa70908595fa94962b024240240706fca6a9/1752529144/microtrailer.webm |
| video/mp4 | 3624790/1478312589/fa91aa70908595fa94962b024240240706fca6a9/1752529144/microtrailer.mp4 |
| adaptive_trailers ↴ | |
| dash_av1 | 3624790/1478312589/fa91aa70908595fa94962b024240240706fca6a9/1752529144/dash_av1.mpd |
| dash_h264 | 3624790/1478312589/fa91aa70908595fa94962b024240240706fca6a9/1752529144/dash_h264.mpd |
| hls_h264 | 3624790/1478312589/fa91aa70908595fa94962b024240240706fca6a9/1752529144/hls_264_master.m3u8 |
| screenshot_medium | 257168808/2e1ab931101b8c4d13b12ee52db618937cb12199/movie_600x337.jpg |
| screenshot_full | 257168808/2e1ab931101b8c4d13b12ee52db618937cb12199/movie_full.jpg |
| all_ages | true |
| is_highlight | true |
| timestamp | 14 July 2025 – 23:37:16 UTC |
