Every "best software" list pretends there's one winner. There isn't — because "deal analysis" is four different jobs wearing one name: finding leads, pricing a property, underwriting the full deal, and packaging it for money partners. The right tool depends on which of those is your bottleneck this quarter.
If your bottleneck is finding leads
DealMachine (driving for dollars, skip tracing, mail campaigns) and PropStream (list building from a huge property database) own this stage. Neither is really an underwriting tool — they hand you addresses and owner contacts; the math that follows is on you. Both are subscription products in the ~$59–119/month neighborhood as of this writing; check their sites.
If your bottleneck is pricing one property fast
ChatARV pulls AI comps and an ARV in about a minute, useful triage when leads arrive faster than you can comp them. Our full review is here; the short version is: great at comps, silent on everything after comps.
If your bottleneck is the full underwrite
DealCheck is the best-known calculator: plug in price, rent, expenses and financing, get clean projections. It's honest work — but it computes what you type, so the quality of the answer is the quality of your inputs.
OnOffDeals (ours, bias declared) starts one step earlier: it grades every listing in a covered market on a color-coded map, then underwrites the ones you open — ARV from closed comps with the rejects shown, a rehab budget read from the home's age and the listing's own wording, HUD rent, cash-flow and rent-rule screens, and flip profit after itemized buying, holding and selling costs. The estimates are labeled as estimates, and the exact numbers come from a live lookup you can see happening. Free first week free, then $29–69/month, pricing public.
If your bottleneck is convincing the money
Lenders and partners don't read screenshots of a dashboard. Whatever you use, the output that matters is a document — which is why every OnOffDeals analysis exports a one-page PDF with the comps, the rehab budget, the rent basis and the itemized costs. A spreadsheet says "trust me"; a comp table says "check me." Bring the second one.
Our take
Buy for the bottleneck: DealMachine/PropStream to fill the funnel, ChatARV to triage comps at speed, DealCheck if you love driving the calculator yourself, OnOffDeals if you want market-to-lender in one tool, nationwide. And nothing on this list replaces walking the property.
Underwrite your next deal in about a minute
ARV from real closed sales, a rehab budget that reads the listing, HUD rent, cash flow and flip profit after every cost, with every comp shown, used or rejected. Start free. Your first week is on us.
Try OnOffDeals free