Postmouse
Developed by Critters Collective · Published by The Animation Workshop
At a glance
Overview
An adventure, free to play, indie game by Critters Collective, published by The Animation Workshop — single-player.
Steam’s own one-line description: “Join Postmouse on their very first journey to deliver mail in a treacherous world unfit for a tiny mouse. Explore the ruins, meet charming characters and solve puzzles on your way through an abandoned mansion in this free, student-made adventure - all in one small mouse-sized package!” — developer/publisher text via the Steam store page.
Reception & community
Review sentiment, ownership and peak-concurrent estimates via SteamSpy; tags are player-voted on Steam. Estimates change over time.
Features & modes
Derived from the gameplay modes and feature categories Steam lists for Postmouse.
| Feature | Supported |
|---|---|
| Single-player | Yes |
| Multiplayer | No |
| Co-op | No |
| Online co-op | No |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | Yes |
| Partial controller support | No |
| Steam Cloud saves | No |
| Steam Achievements | No |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- Requires a 64-bit processor and operating system
- OS: Windown 10
- Processor: Dual Core with Hyper-Threading
- Memory: 4 GB RAM
- Graphics: Nvidia GeForce GTX 970 / AMD RX 480
- Storage: 10 GB available space
Recommended
- Requires a 64-bit processor and operating system
- OS: Windows 10
- Processor: AMD Ryzen 7 5800H
- Memory: 8 GB RAM
- Graphics: RTX 2070
- Storage: 10 GB available space
Supported languages (1)
Postmouse FAQ
Answered from the official Steam listing as of June 2026. Where something hasn't been announced, we say so rather than guess.
What kind of game is Postmouse?
Steam classifies Postmouse as a Adventure, Free To Play, Indie game, developed by Critters Collective. Join Postmouse on their very first journey to deliver mail in a treacherous world unfit for a tiny mouse. Explore the ruins, meet charming characters and solve puzzles on your way through an abandoned mansion in this free, student-made adventure - all in one small mouse-sized package!
Is Postmouse free to play?
Yes — Steam lists Postmouse as Free to Play.
Is Postmouse single-player or multiplayer?
Steam lists these modes for Postmouse: Single-player. It lists a single-player mode.
Is Postmouse on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists Postmouse for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is Postmouse out yet?
Yes — Steam lists a release date of Jan 30, 2023.
What platforms is Postmouse on?
Postmouse is listed for Windows on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is Postmouse single-player or multiplayer?
Steam lists these modes: Single-player.
How much does Postmouse cost?
It's free to play, per Steam.
Who made Postmouse?
Postmouse is developed by Critters Collective and published by The Animation Workshop.
Where to get Postmouse
We don't sell games or track prices — this links to the official Steam store page.
View on Steam →Listing details from Valve's public Steam store data. Not affiliated with Valve/Steam, The Animation Workshop.