💰 Sales Tax Calculator — Add or Remove Tax
Enter a price and tax rate to see the tax amount and total, or reverse a tax-included total.
Input
Result
Breakdown
Private by design. This tool runs entirely in your browser — nothing you enter or add is uploaded to any server.
How it works
- Enter the amount and the tax rate as a percentage.
- Choose whether to add tax or remove it from a tax-included total.
- See the tax amount, net price, and total.
Examples
- 100 at 8.5% becomes 108.50 total with 8.50 tax.
- A 108.50 total at 8.5% has a pre-tax price of 100.
- Useful for invoices, shopping, or budgeting.
Frequently asked questions
Does this include local taxes?
You enter the exact rate you need. Combine state, local, and special rates yourself for accuracy.
Can I use it for VAT?
Yes. Enter the VAT rate the same way.
Is anything uploaded?
No. Everything calculates in your browser.
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