GROSS

First-person tower defense with maze building between zombie attacks

hangry owl games · Published by hangry owl games, Hawthorn Games · Released Jan 11, 2023

Reviews: Mostly Positive; 78% of 290
Recent reviews: Not enough recent
Players: 1; daily peak, Oct 28, 2026
Steam Deck: Playable
Last update on Steam: 1 year ago; Oct 5, 2025
Minimum PC: GeForce GTX 1070; 8 GB RAM · 8 GB disk; Full requirements

What is GROSS?

This single-player shooter and tower defense game puts you in charge of protecting a base from zombie waves. Between attacks, you place barricades, turrets, and traps; during combat, you shoot attackers and collect cash to pay for defenses and active abilities.

For you if...

+you enjoy experimenting with defensive layouts without a construction timer
+you like making quick decisions during fast combat

Not for you if...

−you want to build and fight alongside friends

What players say

78% of 290 reviews are positive

Players praise the responsive gunplay and straightforward building system. Recent complaints focus on repetition, while some players also find towers too weak for their cost.

Screenshots and trailer

GROSS system requirements

Minimum: GeForce GTX 1070, 8 GB RAM, 8 GB of disk space.

As published by the developer.

Can my PC run GROSS?

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Minimum

OS: Windows 10
Processor: Quadcore CPU
Graphics: Nvidia GeForce GTX 1070/1660
Memory: 8 GB RAM
Storage: 8 GB available space
DirectX: Version 11

Does GROSS have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does GROSS run on Steam Deck?

Playable Playable: it runs on Steam Deck with some adjustments.

Default controller config not fully functional
Sometimes shows mouse, keyboard or non-Deck controller icons
Some in-game text is small and may be hard to read
Default graphics settings perform well on Steam Deck

PC version details

DRM: None declared on Steam
Controller: Full controller support
Platforms: Windows
Achievements: 46
Steam features: Cloud saves, Family Sharing
Languages: Text only: English, German, Simplified Chinese, Traditional Chinese, Italian, Spanish - Spain.

Does GROSS use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam