Sales Tax Remove calculator using GBP. Rates are user-entered where laws or local rates can vary.
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UK VAT Calculator – Add VAT
Sales Tax Add calculator using GBP. Rates are user-entered where laws or local rates can vary.Country Specific · Locale Tools
Quick answer
If pre-tax amount is £1,000 and tax rate is 20%, the total is £1,200 and the tax is £200.
Enter your values
0 %40 %
%
Total
£1,200
An amount worked out directly from the figures you entered above.
17% is tax
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See how the result changes
Each table re-runs this calculator with one value changed and everything else left as it is.
Total by pre-tax amount
If pre-tax amount goes from £1,000 to £1,500, total changes from £1,200 to £1,800 (+50%).
| Pre-tax amount | Total |
|---|---|
| £500 | £600 |
| £750 | £900 |
| £1,000start | £1,200 |
| £1,500 | £1,800 |
| £2,000 | £2,400 |
Total by tax rate
If tax rate goes from 20% to 30%, total changes from £1,200 to £1,300 (+8.3%).
| Tax rate | Total |
|---|---|
| 10% | £1,100 |
| 15% | £1,150 |
| 20%start | £1,200 |
| 30% | £1,300 |
| 40% | £1,400 |
COUNTRY SPECIFIC GUIDE
A quick guide to UK VAT
Sales Tax Add calculator using GBP. Rates are user-entered where laws or local rates can vary. Use it to get an accurate total in seconds — free, with no sign-up.
Instant results
See your total the moment you enter your numbers.
Free, no sign-up
Every calculator here is free to use, with no account required.
Accurate & transparent
The same standard formula runs on our server for every calculation.
How to Use the UK VAT Calculator
1
Enter Pre-tax amount
Provide your pre-tax amount.
2
Enter Tax rate
Provide your tax rate, in %.
3
View Your Results
Get your total instantly, calculated on our server.
What is UK VAT?
Sales Tax Add calculator using GBP. Rates are user-entered where laws or local rates can vary. This country specific tool works out your total instantly, so you don't have to do the math by hand.
“One quick calculation, so you always know your total before you decide.”
What Affects Your Total
Your total depends on the values below.
Pre-tax amount
Changing your pre-tax amount changes your total.
Tax rate
Changing your tax rate changes your total. Typically between 0 and 40 %.
Example Result
Here's what you can expect from an UK VAT calculation:
- Pre-tax amount
- 1000
- Tax rate
- 20 %
- Total
- £1,200
- Tax
- £200
Frequently Asked Questions
- How does pre-tax amount affect total?
- If pre-tax amount goes from £1,000 to £1,500, total changes from £1,200 to £1,800 (+50%).
- How does tax rate affect total?
- If tax rate goes from 20% to 30%, total changes from £1,200 to £1,300 (+8.3%).
- How to calculate UK VAT?
- Fill in pre-tax amount and tax rate in the UK VAT Calculator – Add VAT above and your total is calculated instantly. Change any value to see how the result responds.
- What does an example UK VAT calculation look like?
- If pre-tax amount is £1,000 and tax rate is 20%, the total is £1,200 and the tax is £200.
- Is this calculator free to use?
- Yes — every calculator on this site is completely free, with no sign-up or account required.
- How accurate is this calculator?
- It uses the standard formula and calculates on our server for every request, so results are precise for the values you enter.
- Is my data saved anywhere?
- No. Nothing you enter is stored or sent anywhere unless you choose to share a link with your values included.
Customize this calculator
Pick a look, copy the code, and this UK VAT calculator — with its inputs and results — runs on your own website.
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