Clean up your spreadsheets instantly with Flipper File’s duplicate-row remover. Upload any Excel (.xlsx) or CSV file and remove duplicate rows with one click. Perfect for data cleaning, list management, email scrubbing, inventory sheets, analytics work, and more. No software required — everything runs privately in your browser.
Key Features
- Upload Excel (.xlsx) or CSV files
- Automatically detect and remove duplicate rows
- Keep original order or sort before exporting
- Download a clean, deduplicated file instantly
- 100% browser-based — your data never leaves your device
- Works on desktop, tablet, or mobile
How to Remove Duplicate Rows
- Upload your Excel or CSV file
- Click Remove Duplicates
- Download your cleaned spreadsheet
Fast, private, and ideal for both small and large datasets.
FAQ
Will my data be uploaded or stored?
No. All processing happens locally in your browser for full privacy.
Does this tool maintain column formatting?
Yes — the exported file preserves your columns and structure while removing duplicate rows.
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