This is a next generation app that lets you use interactive tools that have been created by a Biotecture expert for free. The tools themselves are invaluable!
BUILDING YOUR OFF-GRID FUTURE, ONE TIRE AT A TIME.
Imagine a home that takes care of you. A home that heats and cools itself without electricity, catches its own water from the sky, grows food in your living room, and processes its own waste. This is the dream of the Earthship—but we know that the journey from "dream" to "done" is filled with complex questions and hard work.
- How thick should your thermal wrap be?
- Is your solar bank sized correctly for a cloudy week?
- What is the exact ratio for that perfect adobe pack?
Meet Terra.
Terra is more than just a chatbot; it is your dedicated AI architect, engineer, and permaculture expert, designed specifically for the Earthship Biotecture methodology. Whether you are pounding your very first tire, sketching layouts on a napkin, or fine-tuning the gray water pumps in a finished build, Terra is here to make the complex simple.
From the mud to the greenhouse, Terra guides you through every step of your sustainable living journey.
THE GAME CHANGER: APPS ON DEMAND
Most apps give you static information. Terra gives you functional tools.
Using advanced generative AI, Terra can build custom, interactive calculators and trackers for you in seconds. Just tell Terra what you need, and watch a fully functional mini-app appear in your chat.
- Need to calculate how many tires for a 40ft wall? Ask Terra.
- Need a specialized countdown for your cistern water levels? Terra builds it.
- Need a solar angle calculator for your specific latitude? Done.
You can even refine them instantly: "Make the buttons bigger," "Add a cost estimator," or "Save this for offline use."
PLAN EVERY DETAIL
Don't get stuck on the math. Terra helps you plan crucial details instantly:
- Tire Calculations: Exact counts based on wall length and tire size.
- Plaster Mixes: The perfect ratios for cob, adobe, and cement.
- Power Systems: Solar array sizing and battery bank requirements.
- Water Storage: Cistern volume calculators based on your roof catchment area.
EXPERT EARTHSHIP GUIDANCE
Get instant answers about the six principles of Earthship living:
- Building & Design: Tire pounding techniques, bond beams, glazing angles, and thermal mass.
- Energy: Photovoltaic systems, wind turbines, and consumption management.
- Water: Catchment, Water Organizing Modules (WOMs), and filtration.
- Sewage: Gray water planters, black water treatment, and botanical cells.
- Food: Indoor greenhouse design, hydroponics, and soil health.
- DIY Skills: Tool guides, safety protocols, and maintenance schedules.
GUIDED SCENARIOS
Not sure what to ask? Start with our expertly crafted conversation guides:
- "Where Do I Start Building?"
- "Is Earthship Living Right for Me?"
- "Understanding the Physics of Tire Walls"
- "Navigating Legal & Zoning Challenges"
...and 25+ more deep-dive scenarios.
COMMUNITY TOOL GALLERY
You aren't building alone. Access a library of tools created by other Earthship builders:
- Browse featured calculators, planners, and trackers.
- One-tap import tools into your own workspace.
- Share your own custom AI creations to help the community.
POWERFUL FEATURES
- Offline Mode: Works at the build site, even without signal.
- Real-Time Streaming: Instant feedback as you type.
- Mobile-First Design: Optimized for using with one hand while working.
- Privacy Focused: Secure credential storage via iOS Keychain.
- Dark Mode: Easy on the eyes during late-night planning.
WHO IS TERRA FOR?
- Aspiring builders planning their first project.
- Off-grid homesteaders optimizing existing systems.
- Permaculture practitioners designing food webs.
- DIY enthusiasts curious about radical sustainability.
START YOUR JOURNEY
Whether you are dreaming of off-grid independence or you have a sledgehammer in your hand right now, Terra is your expert companion.
Download Terra today. Let’s build something incredible.
Ratings & Reviews
This app hasn’t received enough ratings or reviews to display an overview.
Fixed a login bug for iOS users.
Added new interactive tools including
- A rainwater harvesting simulator let you run your proposed water system against the last five years rainwater data for your location.
- A solar power systems designer to help you set up the right sized system for your home.
Version 5.8
The developer, Alex Leeor, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Privacy practices may vary, for example, based on the features you use or your age. Learn More
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
