Sender Unknown
Work the night shift in an underground sorting facility. Weigh packages, compare their contents, and meet your quota by 6 AM. But beware, some packages hide dark secrets. Identify bad batches, earn cash, and survive the night in this tense PSX-style horror job simulator.
Last Updated: 6/15/2026
Sender Unknown
Work the night shift in an underground sorting facility. Weigh packages, compare their contents, and meet your quota by 6 AM. But beware, some packages hide dark secrets. Identify bad batches, earn cash, and survive the night in this tense PSX-style horror job simulator.
Last Updated: 6/15/2026
- Windows
- Mac
- Linux
About Sender Unknown
Sender Unknown is an Indie, Casual, Action, and Simulation game developed by MediaTale. It was released on the Steam Store by MediaTale.
It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
According to Steam’s category system, Sender Unknown supports the following features:
- Single-player
- Full controller support
- Custom Volume Controls
- Steam Achievements
- Surround Sound
- Stereo Sound
- Playable without Timed Input
- Camera Comfort
- Family Sharing
- Steam Cloud
- Steam Leaderboards
Media & Sceenshots
Watch the featured video for Sender Unknown and see the latest screenshots from the Steam Store.
Sender Unknown DLC
Sender Unknown has 1 related app available for download from the Steam store.
| Image | Name | Type | Release Date | Actions |
|---|---|---|---|---|
 | Sender Unknown Demo | Demo | 6/5/2026 | Steam Charts |
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Frequently Asked Questions
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Data is enriched, cleansed, verified, and updated in real-time to ensure we surface the most up-to-date information. Learn more about the Steambase approach to data collection.
Sender Unknown data has been sourced from:
- Valve Corporation. (2026, June 15). Sender Unknown on Steam. Steam Store.
- Valve Corporation. (2026, June 15). Sender Unknown. Steam Community Hub.
- MediaTale. (2026, May 31). Sender Unknown. Sender Unknown.