← All text tools

IBAN validator

Check an IBAN's checksum and see its country, bank code and format.

  • Free
  • No sign-up
  • Works on any device

About IBAN validator

Checks an IBAN with the mod-97 test: move the first four characters to the end, turn letters into numbers (A is 10), and the remainder when divided by 97 must be 1. It also shows the country, bank code and expected length. Valid structure does not confirm the account exists.

How to use IBAN validator

  1. Type or paste your text in the box above.
  2. The result appears instantly as you type.
  3. Copy the result or download it as a file.

Why use this tool?

Also known as

Frequently asked questions

Why does my IBAN fail even though it looks right?

A single wrong digit breaks the check digits. Also check the length for your country, remove spaces by mistake, and make sure letters are not mixed up with zeros.

Is IBAN validator free?

Yes. IBAN validator on Toolipedia is free to use, with no sign-up and no watermark.

Is it safe to use?

Yes. Everything is worked out in your browser, and nothing you enter is sent to our server.

Does it work on my phone?

Yes. It works in any modern browser on Android and iPhone, as well as on tablets and computers. There's nothing to install.

Do I need an account?

No. Just open the page and use the tool. There's no sign-up and no email needed.

Related tools