Simple Tax Calculator
Estimate taxes using income and a custom tax rate.
- Browser-based
- No signup
Finance
Enter a purchase price and sales tax rate to find the tax amount and the matching before-tax or after-tax price. Use add-tax mode for pre-tax prices or remove-tax mode when tax is already included.
Results are estimates for educational purposes and are not tax advice. Local rates and rules vary. Confirm amounts with an official source.
Enter a price and tax rate to convert before and after tax.
Enter a purchase price and sales tax rate to find the tax amount and the matching before-tax or after-tax price. Use add-tax mode for pre-tax prices or remove-tax mode when tax is already included.
Use the Sales Tax Calculator form near the top of this page. Enter the values you know, run the tool, and review the results panel. You can change inputs and run it again. Processing stays in your browser and is not uploaded to Utilnivo servers.
Example: open Sales Tax Calculator, enter a realistic set of inputs for your situation, and note the primary result. Change one input—such as an amount, rate, or option—and compare how the output changes so you can choose a scenario that fits your needs.
Second example: try edge cases that matter for your task—such as zero values, a different unit system, or a second file—and confirm the tool shows a clear result or a helpful validation message.
Choose whether your price is before or after tax. Enter the price and sales tax rate. The calculator shows the tax amount and the matching before-tax and after-tax prices.
Results are estimates for educational purposes and are not tax advice. Local rates and rules vary. Confirm amounts with an official source.
One mode starts from a pre-tax price and adds tax. The other starts from an after-tax price and backs out the pre-tax amount.
No. This tool is for sales tax on a purchase price. The Tax Calculator estimates income tax from gross income and rates.
No. Calculations run in your browser and inputs are not stored.