Free calculators for Landlords.

Work out the most you should pay for a flip or BRRRR deal. Enter the after-repair value and your repair estimate to get a maximum offer in seconds.

Analyse a Buy, Rehab, Rent, Refinance, Repeat deal end to end - see how much cash you pull back out, your monthly cash flow, and whether the numbers pass a lender's underwriting.

Estimate a rental property's return with our free cap rate calculator. Work out the cap rate from NOI and price, or the value implied by a target cap rate.

Work out the debt service coverage ratio on a rental property: how many times its net operating income covers the annual loan payments, and whether that clears a lender's minimum.

Log every business-related trip - inspections, contractor meetings, supply runs - calculate accurate driving distance automatically, and apply the IRS standard mileage rate (76¢/mile from July 1, 2026) to see your total deduction. Download a tax-ready PDF in three clicks.

Work out the federal income tax on your rental property using the 2026 IRS brackets - including depreciation, deductible expenses and the passive loss allowance.

Work out the internal rate of return on a rental property. Enter what you put in, the cash flow it earns each year and what you sell it for, and see the annual return that ties them all together.

Work out the late fee your tenant owes based on your lease - flat, percentage of rent, or daily - with grace period handling, plus ready-to-send tenant templates.

Work out your monthly mortgage payment on a home or rental property - principal, interest, taxes, insurance and PMI - and check whether the rent covers the debt.

Calculate the net operating income on an investment property - effective gross income less operating expenses, before financing and tax.

Work out how much prorated rent to charge when a tenant moves in or out partway through the month, plus the deposit and up-front costs due at move-in.

Estimate the market rent for a US rental property using Zillow, HUD and Census data - then see how your asking rent compares to the typical rent in the same ZIP code.

Work out the gross and net yield on a rental property, factor in vacancy and operating costs, and see what your investment really returns.

Screen an applicant against the 3x rent rule, a 30% threshold, or your own standard. Enter a housing voucher and the calculator tests the tenant's share of the rent, the way source-of-income laws require.

Work out your true vacancy rate, what it's costing you in dollars, and how you compare to the local market - using free US Census and Zillow data.