Idle TD: Heroes vs Zombies

Idle tower defense with hero teams fighting endless zombie waves

Swell Games LLC · Released Jan 24, 2022

Reviews: Mostly Positive; 74% of 183
Recent reviews: Not enough recent
Players: 3; daily peak, Oct 28, 2026
Steam Deck: Playable
Last update on Steam: 4 years ago; Dec 17, 2021
Minimum PC: 2 GB RAM · 0.2 GB disk; Full requirements

What is Idle TD: Heroes vs Zombies?

You command heroes defending what remains of a fantasy world in this free-to-play, pixel-art tower defense game. You place up to ten heroes across rotating maps, cast spells, and spend resources on upgrades, research, and additional heroes.

For you if...

+you like building teams whose skills complement each other
+you prefer short check-ins with progress between sessions

Not for you if...

−you want combat that requires constant hands-on control
−you prefer a campaign with a definite ending

What players say

74% of 183 reviews are positive

One player praises the straightforward controls. Players repeatedly criticize pressure to buy progression boosts. A recent long-time player also reports that the competitive mode stops working after reaching certain levels.

Screenshots and trailer

Idle TD: Heroes vs Zombies system requirements

Minimum: 2 GB RAM, 0.2 GB of disk space.

As published by the developer.

Can my PC run Idle TD: Heroes vs Zombies?

The published requirements do not name a graphics card we can compare.

Set up my PC →

Minimum

OS: Windows 7 and above
Processor: 1Ghz or faster processor
Memory: 2 GB RAM
Storage: 200 MB available space

Does Idle TD: Heroes vs Zombies have co-op or multiplayer?

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

Single-player

Does Idle TD: Heroes vs Zombies run on Steam Deck?

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

Some text entry requires manually opening the on-screen keyboard
Some in-game text is small and may be hard to read
All functionality is accessible with the default controller configuration
Shows Steam Deck controller icons
Default graphics settings perform well on Steam Deck

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows, macOS
Achievements: 24
Steam features: Family Sharing, In-app purchases
Languages: Text only: English.

Does Idle TD: Heroes vs Zombies 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