Email Deduplicator

Remove duplicate email addresses from a list or any text. Treat Gmail dots and +tags as identical, keep first or last, and review every duplicate group found.

  • Free, no sign-up
  • Runs in your browser
  • Your data stays private

How to use the Email Deduplicator

  1. Paste your email list or any text containing addresses.
  2. Choose Gmail-aware matching and whether to keep the first or last.
  3. Copy the unique list or review the duplicate groups.

Why use this Email Deduplicator

  • Gmail aware[email protected] and [email protected] are recognised as the same inbox.
  • Plus-tag optionIgnore +tags on every domain if you need to.
  • Duplicate groupsSee each kept address and the variants it replaced.
  • Output choicesUnique list, duplicates only, or email with counts as CSV.

Frequently asked questions

How do I remove duplicate emails from a list?

Paste the list and copy the unique result. Case differences are ignored automatically.

Are [email protected] and [email protected] the same?

Yes, Gmail ignores dots. With Gmail-aware matching on, they are merged.

Does it accept "Name <email>" lines?

Yes. The addresses are extracted from any text.

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