Email normalizer

Normalize email addresses to a standard format for easier comparison. Useful for deduplication and data cleaning.
How to use:
  • Paste or type any text containing email addresses into the input box.
  • The tool will automatically extract and normalize all valid email addresses.
  • Click Copy normalized emails to copy the results, or Clear emails to reset.
  • Supports common email providers like Gmail, Googlemail, Hotmail, Live, and Outlook.

Frequently Asked Questions

What does "normalize" mean for emails?

Normalization means converting email addresses to a standard format for easier comparison, deduplication, and data cleaning. For example, [email protected] becomes [email protected].

Why are Gmail addresses normalized differently?

Gmail and Googlemail addresses ignore dots and anything after a plus sign in the username. This helps deduplicate addresses that are functionally the same.

Will this tool remove duplicate emails?

Yes, only unique normalized email addresses will be shown in the output.

Is my data processed securely?

All processing is done locally in your browser. No data is sent to any server.

What email providers are supported?

The tool supports Gmail, Googlemail, Hotmail, Live, Outlook, and most other common email providers.