All Features🧮

Run the Numbers in 60 Seconds

MAO, flip analysis, BRRRR, rental projections. Every exit strategy calculated instantly.

Try Underwriting Calculator Free

The Problem

Spreadsheets are slow and error-prone. You spend 20 minutes analyzing a deal that turns out to be a dud. Or worse, you miss a good deal because you did not run the numbers fast enough.

The Solution

Underwriting Calculator gives you instant analysis for any exit strategy. Input your numbers, get MAO, profit projections, cash-on-cash returns. Make offers while the deal is still fresh.

How It Works

1

Enter property details

Address, purchase price, ARV, rehab estimate. Auto-fills from property data where available.

2

Select your strategy

Flip, BRRRR, rental, wholesale. Each has customized inputs and outputs.

3

Get instant results

MAO, profit margin, ROI, cash-on-cash. All calculated based on your criteria.

4

Save and compare

Save analyses to deals. Compare scenarios side by side.

Why Underwriting Calculator

Speed

Full analysis in under a minute. Make decisions while deals are hot.

Accuracy

Built-in cost factors for holding, closing, financing. No formula errors.

Flexibility

Adjust assumptions on the fly. See how numbers change with different rehab budgets.

Strategy comparison

Same property, different exits. See which strategy maximizes your return.

Real-World Use Cases

Wholesaler

Seller wants a number on the phone. Run quick MAO, give an offer range, close the appointment.

Fix-and-flipper

Three properties came in today. Analyze all three in 10 minutes. Focus on the winner.

Before vs After

Without Underwriting Calculator

  • Spreadsheets with formula errors
  • 20 minutes per analysis
  • Inconsistent cost assumptions
  • Hard to compare scenarios

With FlipMantis

  • Pre-built calculators
  • 60 seconds per analysis
  • Standardized cost factors
  • One-click comparisons

Ready to try Underwriting Calculator?

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