Excel Deduplicator.

What it does

Remove duplicate rows from Excel spreadsheets.

Why use it

Excel Deduplicator helps you deduplicate excel locally — no uploads required.

Example input

Contacts sheet — 340 rows, 18 duplicate email addresses

Example output

Spreadsheet with duplicate rows removed · 15 rows remaining

Frequently Asked Questions

Is my data uploaded when using Excel Deduplicator? ▾

No. All processing runs locally in your browser. Your files never leave your device.

Do I need an account? ▾

No account is required. All tools are free and work instantly.