...The tools
- MAO Calculator — Maximum Allowable Offer using the 70% rule (ARV, repair
costs, wholesale fee).
- Rehab Cost Estimator — ballpark a rehab budget from square footage, condition,
and big-ticket items.
- Fix & Flip Deal Analyzer — project net profit and ROI on a flip.
- Rental / BRRRR ROI — cash flow, cap rate, and cash-on-cash return on a
buy-and-hold.
Free to use, embed, and adapt under the MIT license. These tools provide rough estimates for education, not financial advice — always confirm ARV with comps and get real contractor bids before making an offer.