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.
CapEx & Maintenance Estimator Features
Explore what CapEx & Maintenance Estimator can do for you.
Component Calculator
Track 15 standard components plus 5 custom items with replacement cost, useful life, and current age.
Learn more →40-Year Timeline
Project every replacement event over 40 years with compounding inflation and per-year cost overrides.
Learn more →Savings Modeling
Model a dedicated savings account with monthly deposits, investment returns, and savings inflation — and see exactly when your reserves fall short.
Learn more →Home Warranty Analyzer
Map your home warranty policy to components and run probability-weighted year-by-year value analysis. Know whether your warranty is paying for itself.
Learn more →Upcoming Replacements
Urgency-sorted cards flag what is overdue, due soon, upcoming, or long-term so you can prioritize repair budgets at a glance.
Learn more →Year-by-Year Overrides
Override any cost, inflation rate, monthly savings, or return rate for any specific year — perfect for planned renovations and known events.
Learn more →Failure Probability Model
Every component is scored with an S-curve failure probability model that drives the warranty analyzer and surfaces hidden risk costs.
Learn more →AI Contract Review Pipeline
Analyze contractor agreements, change orders, and warranties with a 5-step AI pipeline: plain English, risks, obligations, negotiation playbook, and executive brief.
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.