Instant Calculations as You Type
As you enter property details, a live calculations panel computes 27 key metrics across 5 categories — automatically, with every keystroke. Every metric links to a detailed walkthrough showing exactly how it's calculated.
Purchase Summary
Loan Summary
Monthly NOI
Monthly Cash Flow
Key Metrics
27 Metrics Across 5 Categories
Every metric recalculates instantly as you change any input. Here's what the calculations panel tracks:
Your total cash to close. Know exactly how much capital you need before making an offer.
Includes: Purchase Price, Down Payment, Closing Costs, Seller Concessions, Rent Ready Costs, Total Cash Needed
Monthly mortgage obligation broken down into principal, interest, and PMI.
Includes: Loan Amount, Monthly P&I, Monthly PMI, Total Monthly Payment
Net Operating Income — rental income minus all operating expenses. The metric lenders and appraisers rely on most.
Includes: Gross Rent, Other Income, Vacancy, Effective Income, Taxes, Insurance, HOA, Utilities, Maintenance, Management, CapEx, Other Expenses, Net Operating Income
The bottom line — NOI minus debt service. Green means money in your pocket each month.
Includes: NOI, Mortgage (P&I), PMI, Cash Flow Before Tax
Three quick-check ratios every investor uses to screen and compare deals.
Includes: Cap Rate (NOI ÷ Property Value), Cash-on-Cash Return (Annual Cash Flow ÷ Total Cash Invested), Rent-to-Price Ratio (Monthly Rent ÷ Purchase Price)
Every Metric Is a Clickable Walkthrough
Each metric name in the calculations panel links to a detailed page showing exactly how that calculation is performed. Learn the formula behind every number so you can verify it yourself.
Rental Property Calculator (sold separately) populates walkthroughs with your property's actual numbers.
The World's Greatest Real Estate Deal Analysis Spreadsheet™ Features
Explore what The World's Greatest Real Estate Deal Analysis Spreadsheet™ can do for you.
Four-Stream Breakdown
See appreciation, cash flow, debt paydown, and tax benefits as both dollars (RIDQ™) and percentages (ROIQ™).
Learn more →Multi-Year Projections
Project all 80+ metrics across 40 years with per-year override capability.
Learn more →Scenario Modeling
Override any cell in the 40-year table. Changes cascade forward and recalculate all downstream metrics.
Learn more →Portfolio Dashboard
Portfolio highlights, property cards, strategy and type breakdowns, overview charts, and cross-app features — included with all apps.
Learn more →Analysis Dashboard
The TWGREDAS™ card, 6 input sections, and 9 interactive charts that update in real time.
Learn more →Override System
Click any editable cell to override its value. Cascade logic, monthly tracking, and sophisticated scenario modeling.
Learn more →Amortization Schedule
480-month schedule with PMI tracking, extra principal modeling, pros and cons analysis, and interactive charts.
Learn more →Return Quadrants™
RIDQ™, ROIQ™, ROEQ™, and ROTNEQ™ — four perspectives on your return with year navigation and reserve adjustments.
Learn more →Yearly Summaries
All 40 years in one table: property value, rent, cash flow, equity, RIDQ™, ROIQ™, cap rate, and IRR.
Learn more →IRR Tables
Internal Rate of Return before and after taxes for every year from 1 to 40. Find the optimal hold period.
Learn more →See Every Number, Instantly
Every app you purchase includes the live calculations panel. Enter property data and watch 27 metrics update in real time — no manual spreadsheets, no waiting.