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Data anonymizer

Replace names, emails, phones and IDs in a CSV with realistic fake values, to share safely.

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

About Data anonymizer

Replace real names, emails, phone numbers and IDs in a CSV with realistic fake values, so you can share a file with a developer, trainer or supplier without exposing personal data. Consistent replacement keeps repeated values linked, which helps for testing. It supports GDPR-minded data masking.

How to use Data anonymizer

  1. Set the options above. The result updates live.
  2. Change anything until it's just right.
  3. Copy the result or download it.

Why use this tool?

Also known as

Frequently asked questions

Is anonymized data the same as encrypted data?

No. Encryption can be reversed with a key. Anonymization swaps the values for fake ones, so the original data cannot be recovered from the file.

Is Data anonymizer free?

Yes. Data anonymizer 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.

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