Online CSV Editor, Email Validator & Duplicate Remover
Upload a CSV file, edit it in a live spreadsheet, validate email addresses, remove duplicates, and export clean data — no Excel or software needed.
Features
Email Validation
Automatically scan any column for invalid email addresses and flag rows for review or deletion.
Duplicate Removal
Detect and remove duplicate rows with a single click, keeping your mailing lists and databases clean.
Clean Export
Download the edited file as a properly formatted CSV, ready to import into any tool.
How It Works
Drag and drop a .csv file or paste CSV text directly into the editor.
Click any cell to edit it. Add or remove rows and columns as needed.
Use the built-in tools to validate emails and remove duplicate rows.
Download the cleaned CSV file, ready to use.
Frequently Asked Questions
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