Released Jan 30, 2023 Free Very Positive Not counted on Steam profiles yet

Postmouse

By Critters Collective · published by The Animation Workshop

Adventure 3D Platformer Singleplayer Exploration Free to Play Cute Third Person Atmospheric FantasyPost-apocalypticDialogue HeavyLinear

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Followers —

Reviews 1,649 Very Positive

Players yesterday 6 at the busiest moment

Owners 100K–200K estimated

Postmouse is a game tagged Adventure, 3D Platformer and Singleplayer by Critters Collective, released Jan 30, 2023. It has 1,649 Steam reviews (Very Positive). It has an estimated 100K–200K owners on Steam. The Steam games most like it include Meat & Greed, The Sinking Structure, Clione, and Lost Child -Log3 and Epics of Noche, Brain Busted.

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!

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<a href="https://launchrivals.com/games/2273550-postmouse"><img src="https://launchrivals.com/games/2273550/badge.png" alt="Postmouse launch date" width="320" height="84"></a>

<a href="https://launchrivals.com/games/2273550-postmouse"><img src="https://launchrivals.com/games/2273550/badge.png?theme=light" alt="Postmouse launch date" width="320" height="84"></a>

Meat & Greed 86% match · Adventure, 3D Platformer, Singleplayer
The Sinking Structure, Clione, and Lost Child -Log3 79% match · Adventure, Singleplayer, Exploration
Epics of Noche, Brain Busted 78% match · Adventure, 3D Platformer, Singleplayer
Fire flies 78% match · Adventure, 3D Platformer, Singleplayer
The Sinking Structure, Clione, and Lost Child -Log4 78% match · Adventure, Singleplayer, Exploration
The Sinking Structure, Clione, and Lost Child -Log1 78% match · Adventure, Singleplayer, Exploration
Wandering Skies 77% match · Adventure, 3D Platformer, Singleplayer
Paige Turner 77% match · Adventure, 3D Platformer, Singleplayer
Before The Sun Rises 77% match · Adventure, 3D Platformer, Singleplayer
Journey to Shambhala 77% match · Adventure, 3D Platformer, Singleplayer

Steam data

Everything Steam lists for Postmouse · record updated 18 hours ago

Steam store

Overview

App ID2273550

Release dateJan 30, 2023

Last change number40123742

Last record update18 hours ago

App type: Game
Developer: Critters Collective
Publisher: The Animation Workshop
Steam profile: Not counted yet: Steam is still getting to know this game, so it doesn't add to game counts or achievement totals · checked 8 hours ago

Windows 64-bit

Steam Deck: Unsupported
Controller: Full support

Single-playerFull controller support

Patches

Build	Branch	Updated
10338397	public	Jan 17, 2023

Depots

ID	Name	Systems	Size	Download	Manifest
228989	— shared from 228980	Windows	—	—	—
228990	— shared from 228980	Windows	—	—	—
2273551	— English	Windows	8.90 GB	3.33 GB	709191382851325128

Branch	Build	Updated	Access
public	10338397	Jan 17, 2023	Open

Configuration

Install foldersteamapps/common/Postmouse

Executable	Arguments	Systems	Description
PostMouse.exe		Windows · 64-bit

Update history

Oct 25, 2026 · 19:11 #40123742
- appid removed
- common.ReleaseState added released
- common.releasestate removed

Data from public Steam pages, updated daily; 1 day of history. Owner counts are estimates. LaunchRivals is not affiliated with Valve or Steam.

Postmouse

About Postmouse

Steam data

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Patches

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Depots

Depots

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