Happy Z-Day
Developed by ImagiT Games · Published by ImagiT Games
At a glance
Overview
An action, indie, strategy game by ImagiT Games, published by ImagiT Games — single-player.
Steam’s own one-line description: “Today is supposed to be your daughter's birthday, But something happened in this town. Almost everyone has turn into a Monster. You need to protect your daughter and her birthday party!” — 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 Happy Z-Day.
| Feature | Supported |
|---|---|
| Single-player | Yes |
| Multiplayer | No |
| Co-op | No |
| Online co-op | No |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | No |
| Partial controller support | No |
| Steam Cloud saves | No |
| Steam Achievements | Yes |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- OS *: Windows 7
- Processor: Quad-Core Processor
- Memory: 2 GB RAM
- Graphics: GeForce GT 1030; Radeon RX 550
- DirectX: Version 10
- Storage: 2 GB available space
- Sound Card: Any
Supported languages (1)
Happy Z-Day 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 Happy Z-Day?
Steam classifies Happy Z-Day as a Action, Indie, Strategy game, developed by ImagiT Games. Today is supposed to be your daughter's birthday, But something happened in this town. Almost everyone has turn into a Monster. You need to protect your daughter and her birthday party!
How much does Happy Z-Day cost?
As of June 2026, Steam lists Happy Z-Day at $2.99. Prices and regional pricing change — check the Steam page for the current figure.
Is Happy Z-Day single-player or multiplayer?
Steam lists these modes for Happy Z-Day: Single-player. It lists a single-player mode.
Is Happy Z-Day on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists Happy Z-Day for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is Happy Z-Day out yet?
Yes — Steam lists a release date of May 3, 2021.
What platforms is Happy Z-Day on?
Happy Z-Day 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 Happy Z-Day single-player or multiplayer?
Steam lists these modes: Single-player.
How much does Happy Z-Day cost?
Steam lists it at $2.99.
Does Happy Z-Day have achievements?
Yes — Steam lists 16 achievements for Happy Z-Day.
Who made Happy Z-Day?
Happy Z-Day is developed by ImagiT Games and published by ImagiT Games.
Where to get Happy Z-Day
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, ImagiT Games.