CalculateVAT.org.uk is a simple and reliable online UK VAT calculator designed for businesses, freelancers, and everyday users. It allows you to instantly add or remove VAT from any amount and shows clear results for net price, VAT value, and total cost. Supporting standard (20%), reduced (5%), and zero VAT rates, the tool makes tax calculations quick, accurate, and hassle-free. The website is completely free, mobile-friendly, and perfect for quick financial calculations anytime, anywhere.