Accurate, state-aware tools for small landlords.
Security deposit interest, rent increase notices, late fees and more — with each state's real rules, statute citations, and instant PDF documents. Built for the 10 million Americans who own 1–10 units.
Tools available now
Landlord Compliance Calendar
Build a personalized calendar of your tax & filing deadlines (federal, LLC, local) and export it to your calendar.
Security Deposit Interest Calculator
Calculate the interest you owe a tenant on their security deposit, with your state's exact rule and statute.
Rent Increase Notice Generator
Generate a compliant rent increase letter with your state's required notice period — download a clean PDF.
Rent Late Fee Calculator
Check your state's legal late-fee cap and grace period, then calculate a compliant late fee.
Security Deposit Return Tracker
See your state's deposit return deadline and itemization rules, and generate an itemized deductions statement.
Lease Renewal Letter Generator
Create a professional lease renewal offer letter in seconds.
Rent Receipt Generator
Generate a polished rent receipt PDF instantly — no signup.
Prorated Rent Calculator
Calculate fair prorated rent for a partial first or last month.
Rental Cash Flow Calculator
Estimate monthly cash flow and cash-on-cash return on a rental property.
Coming soon
Genuinely accurate
Every state rule cites its statute and shows when it was last verified.
Private by default
Calculations run in your browser. Free tools never require an account.
Real documents
Download polished PDFs you can actually send to a tenant.
Free: the Landlord Year-End Tax Prep Checklist
The income, deductions, depreciation items, and January deadlines small landlords actually miss — on one page, ready for your tax folder.
LandlordKit Pro
Save your property details, batch-generate documents, remove the footer, and track your portfolio — $12/mo.