Free Tools
ADU Planning Tools
Run the numbers and get answers before you commit. No sign-up required.
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ADU Cost Calculator
Estimate your total ADU cost by state, type, and size. Get a detailed breakdown of construction, permits, design, and utilities.
Estimate my cost →📈Rental ROI Calculator
Enter your build cost and expected rent. See annual cash flow, cap rate, and how long until your ADU pays for itself.
Calculate my ROI →📋Permit Timeline Estimator
How long will permits take in your state and city? Get a realistic AI-generated phase-by-phase timeline.
Check my timeline →💬ADU Feasibility Advisor
Not sure if you can build an ADU? Chat with our AI advisor about zoning, setbacks, lot requirements, and local rules.
Ask the advisor →