Reverse Sales Tax Calculator

Find the pre-tax price and the tax inside a tax-inclusive total (single or combined rates). Free, fast, no sign-up required.

How to use Reverse Sales Tax Calculator

  1. Open the tool at the top of this page.
  2. Upload your file or enter your text/data.
  3. Click the action button and download your result instantly — no sign-up needed.

About Reverse Sales Tax Calculator

Category: Finance. Find the pre-tax price and the tax inside a tax-inclusive total (single or combined rates). No account or installation required. Works on any device — Windows, Mac, Android, iPhone.

Free limit: 40 MB per file  ·  Premium limit: 500 MB per file  ·  Files auto-deleted in 1 hour.

Frequently Asked Questions

Is this tool free?

Yes. Toolysite is 100% free to use. No account required.

Do I need to install anything?

No. Everything works online in your browser. No software download needed.

Is my data safe?

Yes. Your files are processed securely, never shared, and automatically deleted within 1 hour.

What is the file upload limit?

Free users can upload up to 40 MB — which is higher than most tools websites. For larger files up to 500 MB, upgrade to Premium.

Related Finance Tools