SustainableBuildTools

Your complete toolkit for sustainable and off-grid building projects. Whether you're building an Earthship, planning a rainwater harvesting system, or designing passive solar features, this app puts essential calculators and planners in your pocket. TOOLS INCLUDED - Water Harvesting Calculator — Design your rainwater collection system using real climate data for your location - Grey-water System Designer — Plan your greywater recycling from fixtures through to planters and filtration - Earthship Tire Calculator — Calculate exactly how many rammed earth tires your build needs - Passive Solar Design Tool — Optimize south-facing glazing, roof overhangs, and seasonal sun angles - Can & Bottle Wall Calculator — Work out cans, bottles, mortar, and weight for recycled interior walls - Community Build Tracker — Coordinate tasks, assign volunteers, and track project progress - Task Manager with Timers — Stay on schedule with built-in task timing BUILT FOR BUILDERS Every tool runs offline so you can use them on-site with no signal. Designed for owner-builders, permaculture designers, sustainable architecture students, and anyone building with the planet in mind.