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Free landlord tools

Free tools that do real landlord work, from day one.

Drop a lease PDF into the AI auditor and get illegal clauses, excessive late fees, and missing disclosures flagged against 2026 state statutes. Run the deal math, look up your state's rules, and screen an applicant, all free to start with $0 setup.

51States plus DC
3Deal calculators
$0Setup cost
FreeTo start
Run the deal math

Investment calculators with an AI verdict.

Cap rate, cash-on-cash return, and a BRRRR estimator. Type the numbers on a deal you are weighing, then get a plain-English verdict and the red flags worth a second look, before you commit.

Cap rate, cash-on-cash, and a BRRRR estimator
A plain-English AI verdict on the deal
Red flags called out before you commit
Know your state

Landlord-tenant law guides for all 50 states plus DC.

Plain-English guides for every state and Washington, D.C. Eviction rules, security-deposit limits, and notice periods, searchable by state. General information to get you oriented, not legal advice.

Eviction rules and notice periods by state
Security-deposit limits spelled out
Searchable across 50 states plus DC
Browse state laws
Part of the platform

Tenant screening, built in.

Credit, criminal, eviction, income, and identity in one FCRA-compliant report, scored against your rules. The applicant pays the flat fee at apply time, starting at $39.99, and you get a clear trust score with the reasons behind it.

Credit, criminal, eviction, income, and identity in one report
One FCRA-compliant scored report
The applicant pays the fee, from $39.99
See screening packages
When you are ready to scale

Bring your portfolio in, one place for all of it.

Each tool runs on its own, free, so start with whatever question is in front of you today. When you are ready, bring your portfolio into the platform and the same tools run the cap-rate math, draft the lease, and watch your state law together.

Start free, no account required
The same tools run your whole portfolio
Cap-rate math, lease drafting, and state law together
FAQ

Tool questions

Are the tools really free?
Yes. The lease auditor, the investment calculators, and the state law guides are free to use with $0 setup. The full platform is a paid plan, but the tools on this page cost nothing.
What does the AI Lease Auditor check?
It cross-references your uploaded PDF lease against 2026 state statutes and flags illegal clauses, excessive late fees, and missing federal disclosures. It is general information, not legal advice.
Which states do the law guides cover?
All 50 states plus Washington, D.C. Each guide is plain-English and covers eviction rules, security-deposit limits, and legal notice requirements. General information, not legal advice.

One place to run your whole portfolio.

Bring your portfolio in. Let Rentari.ai run the cap-rate math, draft the lease, and watch your state law in the same place.

Free to start. No card required. The tools and law guides are general information, not legal advice; consult a licensed attorney for your situation.