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About the Property Development Appraisal Tool

Bigger projects need more than a simple profit check. Finance costs, the timing of spending and small changes in sale prices or build costs can make or break a scheme.

This tool builds a full appraisal: a unit-mix GDV, every cost line, development finance and interest, residual land value, a sensitivity table showing how profit changes with prices and costs, and peak funding.

Sensitivity example

Base caseGDV £2,400,000, profit 18% on GDV
Sale prices 5% lowerProfit falls by about £120,000
Build costs 10% higherShows the new profit and land value
Peak fundingThe most borrowed at any one point in the build

Get this tool

Property Development Appraisal Tool

This page is a free preview with example figures. Buy it once for £99 to use it with your own properties. No subscription, no per-property fees.

Or get every tool with the Founder’s Pass, £199. One-off price, secure checkout by Stripe.

Development finance questions

What is a sensitivity table?

A grid showing how profit changes if sale prices or build costs move up or down. It shows how much room for error the project has.

What is peak funding?

The highest amount of money needed at one time during the project, usually just before the first sales. Lenders look at it closely.

How is development finance interest worked out?

Interest is usually charged on the money drawn down as the build goes on, often rolled up and paid at the end. Timing the draws matters, so the tool spreads costs over the build.

Education, not advice. Rules change and depend on your circumstances. Check GOV.UK and speak to a qualified adviser before you act.