Free tool · Investors & developers

Investment appraisal

Sanity-check a deal before you commit — Stamp Duty, total money in, profit and return on cost for a develop-and-sell, or the yield for a buy-to-rent. Your numbers stay on your device.

Purchase price

Additional property (buy-to-let / second home) — adds 5% SDLT surchargeBuild / refurb cost

Other costslegals, survey, finance, contingency

End value (GDV)expected sale value

Your figures

Enter a purchase price to see your appraisal.

Want an expert to pressure-test it?

A full expert-reviewed appraisal checks your assumptions — costs, values and risks — with a vetted professional before you buy. Part of PlotWorthy's project reports.

See project reports →