New York Rental Calculators & Landlord-Tenant Tools
Free New York rental calculators and landlord-tenant tools — everything you need to verify deposits, check fees, and protect your rights under New York law.
New York Security Deposit Interest Calculator
Calculate the interest your landlord legally owes you on your security deposit under New York law.
Interest required (accrues dynamically)New York Late Fee Calculator
Verify if your landlord's late fees violate New York grace periods or statutory caps.
5-day grace period & capNew York Break Lease Fee Calculator
Estimate your financial exposure and check the landlord's duty to mitigate under New York law.
Landlord must mitigate damagesNew York Security Deposit Limits
Check if your deposit exceeds New York legal caps and track your return deadlines.
Max 1 month rent & 14-day returnNew York Rent Increase Calculator
Check if your rent increase is legal and review local rent stabilization guidelines in New York.
Statewide rent cap appliesNew York Rent Calculator
Calculate prorated rent for a mid-month move-in or move-out in New York.
Free prorated rent toolGeneral New York Tenant Guide
Tenant laws in New York protect you from landlord overcharges, illegal deductions, and unmitigated lease break penalties. If you find a violation using our tools above, you can use our Demand Letters to write a formal legal notification to your landlord.
Neighboring State Rental Tools
Explore landlord-tenant tools for states near New York.