Online VAT Calculator
Add VAT to a net price, or strip out the VAT already baked into a gross price, and see the net, VAT and gross figures laid out. It's a quick, private tool for invoicing and shopping across different VAT rates.
- 100% free
- Private & safe
- Runs in your browser
Why use VAT Calculator?
VAT Calculator gives you accurate results instantly, with the underlying formula shown so you can trust the numbers.
- Runs instantly in your browser — nothing to install, nothing uploaded.
- Completely free, with no account, no watermarks and no usage limits.
- Handles Add: gross = net × (1 + rate ÷ 100); Remove: net = gross ÷ (1 + rate ÷ 100).
- Choose whether to add or remove VAT.
- Works on any device — desktop, tablet and phone — and is fully keyboard accessible.
How to use VAT Calculator
- Choose whether to add or remove VAT.
- Enter the amount and the VAT rate.
- See the net, VAT and gross figures.
- Copy the values for your invoice.
Examples
- Adding 20% VAT to a £100 net price.
- Finding the VAT inside a £120 gross price.
Formulas
- Add: gross = net × (1 + rate ÷ 100)
- Remove: net = gross ÷ (1 + rate ÷ 100)
Limitations
- Uses a single VAT rate; reduced/zero rates must be entered manually.
- Not tax advice — VAT rules vary by country.
Frequently asked questions
Can it work backwards from a gross price?
Yes — use Remove VAT to find the net amount and the VAT inside a gross total.
Is this the same as sales tax?
The maths is the same; VAT is the term used in many countries. Use whichever tool fits your wording.
Is this tax advice?
No — it is an informational calculation only.
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