Terra Firma

God-game sandbox where water and tectonics reshape a simulated landscape

Working as Intended · Released Feb 20, 2025

Reviews: Very Positive; 92% of 644
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Untested
Last update on Steam: 8 months ago; Feb 24, 2026
Minimum PC: Dedicated; 2 GB RAM; Full requirements

What is Terra Firma?

This free, single-player simulation puts you in control of a three-dimensional natural landscape. You raise, lower, and flatten terrain while plants grow according to local water, nutrients, and land shape. You can zoom from individual trees to a view of the entire map.

For you if...

+you enjoy relaxed experimentation at your own pace

Not for you if...

−you prefer fast-paced action to observing gradual environmental changes

What players say

92% of 644 reviews are positive

Players praise watching erosion carve rivers and valleys over time. The most common criticism is the limited depth and range of things to do.

Screenshots and trailer

Terra Firma system requirements

Minimum: Dedicated, 2 GB RAM.

As published by the developer.

Can my PC run Terra Firma?

Tell us your graphics card once and every game page will answer this for you.

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Minimum

OS: Windows 7+
Graphics: Dedicated Graphics Card
Memory: 2048 MB RAM

Does Terra Firma have co-op or multiplayer?

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

Single-player

Does Terra Firma run on Steam Deck?

Untested Not yet tested by Valve on Steam Deck.

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Steam features: Family Sharing
Languages: Full audio: English.

Does Terra Firma use AI-generated content?

Yes. The developers disclose AI-generated content on the game's Steam page:

Some concept art edited using AI tools.

The statement mentions: Art

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