Tax Calculator
Professional Tax Calculator
Net Amount$100.00
Tax (20%)$20.00
Total with Tax$120.00
Tax Calculator
Professional Tax Calculator
Features
- Add tax: pre-tax × (1 + rate/100) → post-tax
- Remove tax: post-tax / (1 + rate/100) → pre-tax (correctly inverts compound, not just subtracts)
- Common rate presets (5, 7, 8, 10, 12, 15, 18, 20, 21, 23, 25%)
- Single flat rate only — does NOT model progressive brackets, sales-tax-by-state, or VAT exemptions
- Runs entirely in your browser
How to use
- Enter your input data in the provided field.
- Configure any options as needed.
- View the results instantly and copy or download the output.
Tips & Best Practices
- This is a flat-rate calculator. Real-world income tax is progressive (different rates apply to different income brackets) — use a country-specific tax tool for that.
- Remove-tax uses division, not subtraction. Removing 20% tax from $120 gives $100 (because $100 × 1.20 = $120), not $96.
- For VAT/GST, the rate is applied to the pre-tax (net) amount; the displayed total is gross.
- Sales tax in the US is typically added at checkout; the price on the shelf is pre-tax. In most of Europe, the shelf price already includes VAT.
- For business expense reporting, you usually need the pre-tax amount even if your receipt shows only the total.
FAQ
Is this tool free to use?
Yes, completely free with no registration, no limits, and no hidden costs.
Is my data private?
All processing happens in your browser. No data is ever sent to any server or third party.
Does it work offline?
Once loaded, the tool works entirely offline. All processing is done client-side with JavaScript.
Which browsers are supported?
Works in Chrome, Firefox, Safari, Edge, and all modern browsers on desktop and mobile.
Can I use the results commercially?
Yes, all output is yours to use freely in any personal or commercial project without restrictions.