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Reverse VAT Calculator.

Amounts, rates and document fields remain in this browser. Extract net amount and VAT from a gross total. Uses explicit generic assumptions and independent local verification.

Use Reverse VAT Calculator

Private in this browser. Amounts, rates, customer fields and results stay in this browser.

Tool options
Preparing the local tool…

How it works

  1. 01

    Enter amounts and explicit user-supplied rates.

  2. 02

    Run the bounded local calculation.

  3. 03

    Review assumptions before downloading the verified result.

Frequently asked questions

Does this use live rates?

No. You enter every variable rate yourself.

Does Reverse VAT Calculator upload my data?

Reverse VAT Calculator runs locally in your browser. Amounts, rates, customer fields and results stay in this browser.

What output does Reverse VAT Calculator create?

Reverse VAT Calculator creates Json output after the result passes its local verification checks.

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