Launching soon · founding access open

Scout every deal like a pro.

Type the numbers, get the verdict. Rentals, BRRRR, flips and apartments, scouted in 60 seconds flat. We're in the final stretch before launch, and founders get in first.

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Free calculator: live now · Full Pro suite: launching soon
123 Example StSFH · RENTAL
Deal Boi mascot
The Cashflow Kid
DUVAL COUNTY · CLASS B
6.7%
Cap rate
8.4%
Cash/cash
1.9x
Equity
$312
Cash flow
1.05
DSCR
14%
IRR
PLAY BALL
4 strategies · one app
14 linked calculators
full IRR + equity multiple
verdict in ~60s
The starting lineup

Every number a serious investor checks.

From the first offer to the exit. Not just the rent.

1

SFH & Multifamily

Single homes to apartment buildings, with a unit-by-unit rent roll and cap-rate valuation.

2

BRRRR & Flip

Cash left in the deal, infinite-return checks, flip ROI, and the 70% max-offer rule.

3

Hold-period IRR

Year-by-year pro forma with rent growth, appreciation, sale at exit, IRR and equity multiple.

4

Sensitivity & dashboard

See where the deal breaks, then line up every strategy and star the winner.

Around the bases

Three steps to a verdict.

1ST

Set your assumptions once

Rate, down payment, vacancy, management. Every calculator pulls from one place.

2ND

Drop in the deal

Price, rents, rehab. Color-coded fields tell you exactly what to fill in.

HOME

Read the call

Cap rate, cash-on-cash, DSCR, IRR, and a side-by-side of every exit. Instantly.

Pricing at launch

Founders pay half. Forever.

A free tier you keep forever, Pro for the individual investor, Team for the operators.

Free
$0 /forever
  • SFH acquisition, reno & cash flow
  • Amortization schedule
  • 1 deal, saved in your browser
  • Multifamily & pro forma
  • Cloud save & sync
Try the free calculator
FOUNDERS · 50% OFF
Pro
$25$9 /mo
  • Everything in Free
  • Full multifamily underwriting
  • Hold-period IRR & pro forma
  • Sensitivity & strategy dashboard
  • Unlimited deals, cloud save & sync
Lock in $9/mo for life
Team
$49 /mo
  • Everything in Pro
  • Multiple seats
  • Portfolio roll-up & compare
  • Branded PDF reports
  • Priority support
Join the waitlist

Join the waitlist before launch and lock Pro at $9/mo for life. Cancel and the rate is gone for good. After launch, Pro is $25/mo.

Questions

Good to know.

Soon. We're finishing accounts, cloud save and billing. Join the waitlist and you'll be first in, at founder pricing.

Yes. The free calculator is already live, try the demo. Cloud save, multiple deals and the full multifamily suite arrive at launch.

Free forever, Pro at $25/mo, Team at $49/mo. Join the waitlist and lock Pro at $9/mo for life, half off, even after launch.

Buy-and-hold rentals, BRRRR, fix-and-flip and multifamily, plus a hold-period pro forma with IRR and a dashboard to compare them.

No. One email when we launch, plus the occasional important update. Unsubscribe anytime.

Deal Boi

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Deal Boi is an educational and informational analysis tool only. It is not financial, investment, tax, legal, accounting, or real-estate brokerage advice, and nothing on this site is a recommendation, solicitation, or offer to buy or sell any property, security, or financial product. All figures, rent estimates (including HUD-derived and other third-party data), and projections are illustrative estimates based on the inputs and assumptions you provide; they are not appraisals and are not guarantees of rent, value, financing terms, cash flow, returns, or future performance, and your actual results will differ. Deal Boi makes no representation or warranty as to the accuracy, completeness, or timeliness of any output or third-party data and assumes no liability for decisions made using it. You are solely responsible for your own due diligence. Always consult qualified, licensed professionals (a financial advisor, CPA, attorney, lender, and real-estate agent) before making any investment or purchase decision. Use at your own risk.