Free tool · Void periods
True Cost of a Void Calculator
An empty property costs far more than the missing rent. Enter your figures and see the full picture — lost rent, council tax, standing utilities and re-letting fees — plus what a week saved is actually worth. Your figures save in your browser, nothing is sent to a server.
See a void coming before it costs you
HomeDash keeps every tenancy, notice and rent record across your portfolio in one place, so when a tenant gives notice you can start re-letting that day.
Add your first property freeFree forever on 3 properties · No credit card
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This tool is guidance, not legal advice. The rules it applies were last reviewed on 21 August 2026 against: gov.uk — council tax on empty properties · gov.uk — tax on rental income. If your situation is unusual or contested, take advice before serving anything.