Free calculators

Free tax & money calculators for charities and social enterprises

Quick, honest estimates using 2026/27 rates — no sign-up, no catch. When you want the exact number for your situation, we're one message away.

Gift Aid calculator

Free Gift Aid calculator: see how much a charity reclaims on a donation (25%) and the extra tax relief higher and additional-rate donors can claim back.

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VAT calculator

Free UK VAT calculator: add VAT to a net figure or remove VAT from a gross figure at 20%, 5% or 0%. Plus the £90,000 registration threshold explained.

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