Free calculator
VAT calculator
Add VAT to a price or take it out of a price that already includes it, at any rate. Shows the net, the VAT and the gross.
VAT calculator
What do you want to do?
Price with VAT
VAT
Price before VAT
Rounded to two decimal places, the same way an invoice line is.
Learn the method
The guide behind it.

VAT for small businesses in the UK: registration, rates, schemes and returns
When you must register for VAT, how the £90,000 rolling test works, which rate applies, the small business schemes, return deadlines and penalties.
VAT in Sri Lanka: rate, registration threshold, filing and what is changing
Sri Lanka VAT for businesses: the 18% rate, the Rs 15m quarter and Rs 60m year threshold, payment and return dates, RAMIS, SVAT's end and secured POS.

Let the system do the sums.
EasyTaskr works out VAT on every line, shows margin by product and raises low-stock alerts with reorder suggestions.