Real estate calculators
Underwriting helpers for rental yield, hosts, and active investors , more property math on the way.
Airbnb / STR profit calculator
Seasonal occupancy, platform fees, cleaning, and fixed costs, net profit by month and year.
House flipping profit calculator
Rehab lines, interest carry, 1% purchase closing, sale frictions, ARV sensitivity, ROI, and 70% rule guardrail.
BRRRR strategy simulator
Buy, rehab, rent, refi, repeat: capital recycled, DSCR, post-refi cash flow, CoC, and how many deals one pot funds.
1031 exchange calculator
Defer capital gains on a like-kind swap: boot, 25% recapture, 2025 LTCG rates, NIIT, and minimum replacement value.
Cap rate calculator
NOI from gross rent and vacancy, cap vs value, target-price reverse mode, waterfall, and yield spectrum.
Cash-on-cash return calculator
NOI, amortizing mortgage, cash invested, CoC vs cap rate, financing callout, and cash flow bar chart.
Rental property ROI calculator
Multi-year cash flow, paydown, appreciation, sale costs, total and annualized ROI, sensitivity grid, and wealth pie.
Why real estate tools belong here
A listing is never just rent times nights. Platform fees, turnover cleaning, insurance, and seasonality stack in ways that are hard to sanity-check in a spreadsheet on your phone. These calculators keep the math transparent and local to your browser.