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PropLab

AI real estate deal underwriter

Paste an address and get comps, ARV, repair costs, and an offer-ready report in 60 seconds.

AI business toolsFreemiumreal estate analysisarv calculationrehab cost estimationdeal underwriting
PropLab homepage screenshot
PropLab homepage (proplab.app), captured 2026-10-02

What is PropLab?

PropLab is AI-powered software for real estate investors. It calculates After Repair Value (ARV), estimates rehab costs, and underwrites deals so you can make informed offers without spreadsheets. The tool pulls real, verifiable comps and flags risks from data and listing cues.

You start by pasting any MLS, Zillow, or Redfin link. PropLab builds a full report covering comps, ARV, rent, expenses, and exit strategies. You get a max offer price, confidence scoring, and a professional PDF you can share with lenders or sellers.

It suits fix-and-flip investors, wholesalers, and acquisition teams. The free tier gives you 3 analyses with no credit card. Paid plans add more analyses, deal saving, PDF export, and a contract generator. The website notes investors typically spend 6-8 hours per deal; PropLab claims 60 seconds.

PropLab features

  • ARV Calculator: Get accurate after-repair values based on real, verifiable comparable sales.
  • Rehab Cost Estimator: Line-item repair budgets with contingency built in to avoid overbidding.
  • Deal Finder: Scans thousands of properties monthly across 90+ US counties to surface best deals.
  • Offer-Ready Report: Export a professional PDF or shareable link formatted for lenders and sellers.
  • Contract Generator: Create contracts directly from your analysis (available on Pro plan).

What you can do with PropLab

  • Analyze a rental property before calling the listing agent.
  • Compare multiple deals side-by-side to pick the best investment.
  • Generate a lender-ready underwriting report for financing.
  • Estimate rehab costs for a fix-and-flip project in minutes.

How to get started with PropLab

  1. Go to the PropLab website and click Try Free.
  2. Paste any MLS, Zillow, or Redfin property link into the analyzer.
  3. Review the generated report with comps, ARV, and max offer, then export or share it.

Tips for better results with PropLab

  • Paste a full MLS, Zillow, or Redfin link rather than just an address so PropLab can pull the most accurate comps and listing cues for your report.
  • Review the confidence scoring and adjustment breakdowns PropLab provides, then cross-check the closest comps yourself before relying on the max offer price.
  • Use PropLab's free tier for your first three analyses to test its ARV and rehab estimates on deals you already know, so you can gauge its accuracy.
  • Export the professional PDF from PropLab and share it with your lender or seller to streamline negotiations and back your offer with a clear underwriting summary.

PropLab pricing

PropLab has a free way to start, with paid plans for heavier use. Check proplab.app for current limits and prices.

What to check before you rely on PropLab

  • Check whether the free tier's three analyses include PDF export and deal saving, since the website lists these as paid plan features without specifying limits.
  • Verify that PropLab covers your target county or market, as its deal finder scans 90+ US counties but the site does not list which ones.
  • Confirm your data privacy and property listing terms, because the website does not state how PropLab stores or uses the links you paste.

Who PropLab is for

PropLab suits real estate investors, fix-and-flip investors, wholesalers and acquisition managers. If that is not you, the AI business tools below may fit better.

Similar tools compared with PropLab

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PropLab FAQ

How does PropLab calculate ARV?

PropLab pulls real comparable sales from nearby properties, weighted by distance and recency. It adjusts for differences and gives a confidence score, so you get a market-backed ARV estimate rather than a random number.

Is there a free plan?

Yes. The free tier gives you 3 full AI analyses with no credit card required. You can also use free standalone calculators for ARV, rehab costs, the 70% rule, fix-and-flip, and BRRRR without an account.

What can I do with the report?

You get a max offer price, comps breakdown, ARV and repair signals, and risk alerts. You can export a professional PDF or shareable link to send to lenders, partners, or sellers.

Does PropLab work with any property link?

The website says you can paste any MLS, Zillow, or Redfin link. It scans thousands of properties monthly across 90+ major US counties for the Deal Finder feature.

What can PropLab export besides a PDF report?

PropLab lets you export a professional PDF and also provides a shareable link for your report. The website does not mention exporting to other formats like Excel or CSV. For details on additional export options, check the pricing or features pages on the PropLab site.

Does PropLab work on mobile devices or only on desktop?

PropLab is web-based software, so you can access it through a browser on any device, including mobile phones and tablets. The website does not specify dedicated mobile apps for iOS or Android. For the best experience, use a modern browser on your preferred device.

What does the free plan include besides 3 analyses?

The free plan gives you 3 property analyses with no credit card required. It includes the core ARV calculation, rehab estimates, and the offer-ready report. Paid plans add more analyses, deal saving, PDF export, and a contract generator. The website does not list other free features, so check the pricing page for the latest details.

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