Effortlessly compute sales tax with our Tax Calculator. Fast, accurate, and user-friendly for all your financial needs!
Users
120
+12 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#79K
#66K among extensions
Version
2.0
updated 18 Mar 2026
Users
monthly, 3 years
Latest, 18 Oct 2026:120 usersMove the mouse over the chart for any month
Ratings count
monthly, 3 years
Latest, 18 Oct 2026:0 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About TAX Calculator - Sales TAX Calculator
TAX Calculator - Sales TAX Calculator is a simple browser tool for calculating tax values directly in Chrome. It helps you add tax to a net price or extract tax from a tax-inclusive amount without using separate websites or spreadsheets.
The extension works as a practical tax calculator for everyday pricing and finance checks.
Main Features
✓ Add or Extract Tax: You can calculate tax in two directions: add tax to a base amount or extract tax from a total price. This makes the tool useful for both exclusive and inclusive pricing.
✓ Instant Financial Results: Enter the product price and tax rate to instantly view the net amount, tax amount, and gross amount.
✓ Preset Tax Rate Buttons: The extension includes quick buttons for common tax rates such as 0%, 1%, 8%, 10%, 18%, and 20%.
✓ Currency Selection. You can switch between USD, EUR, GBP, and TRY while reviewing values.
✓ Clear Layout: Results are displayed in separate rows so the price breakdown is easier to read.
Practical Usage
This tool can help when checking tax on product prices, invoices, or quick payment calculations.
It can also be useful as a sales tax calculator when adding tax to a listed amount.
For tax-inclusive values, the extension can support workflows similar to a reverse tax calculator, or tax included calculator.
Depending on the region or pricing style, it may also be used like a vat calculator, or vat included calculator.
If you want to check the effect of different percentages before setting a price, the extension can also work like a tax rate calculator, price with tax calculator, or simple tax calculation tool.
For small business pricing tasks, it may also be useful as a lightweight business tax calculator.
How to use this?
1. Install the extension from the Chrome Web Store.
2. Choose Add TAX (Exclusive) or Extract TAX (Inclusive).
3. Enter the product price and the tax percentage.
4. Select the currency if needed.
5. View the net amount, tax amount, and gross amount instantly.
TAX Calculator - Sales TAX Calculator provides a quick way to calculate tax values directly in your browser.
Growth
Window
Users
Change
Ratings
Rating
7 days
+3
+2.6%
0
0.00
30 days
+12
+11.1%
0
0.00
6 months
+31
+34.8%
0
0.00
1 year
+41
+51.9%
0
0.00
Chrome Web Store search rankings
Where TAX Calculator - Sales TAX Calculator appears when people search the store, with the 30 day change