SheetCleaner is a free, browser-based Excel deduplication tool designed to clean large spreadsheets and CSV files without uploading data to the cloud. Featuring 9 intelligent matching strategies, it handles up to 10 million rows and supports cross-sheet, multi-column deduplication — ideal for merging contact lists, cleaning inventory data, and removing duplicates from CSV/Excel files up to 100 MB.
文章源自resohive.com-https://resohive.com/sheetcleaner-free-excel-csv-deduplication-tool-up-to-10m-rows.html
Key Features
- 9 AI Deduplication Rules – Supports multi-column matching, cross-sheet processing, and “keep newest/largest” logic based on dates or numeric values.
- Supports XLSX / XLS / CSV – Works with common spreadsheet formats, up to 100 MB per file.
- Local & Secure – All processing happens inside your browser; no upload, no server storage, offline-capable.
- Fast & Reliable – Average processing time ~30 seconds; 99.9% success rate.
How to Use
- Upload your Excel/CSV file (drag & drop supported)
- Choose deduplication fields and retention rules
- Preview and download the cleaned file
文章源自resohive.com-https://resohive.com/sheetcleaner-free-excel-csv-deduplication-tool-up-to-10m-rows.html
Best For
- Merging multi-source customer/student datasets
- Cleaning duplicate orders, invoices or stock sheets
- Deduplicating mailing lists for campaigns
- Advanced scenarios where Excel’s built-in “Remove Duplicates” is too limited
Official website (no sign-up required): https://sheet-cleaner.com/zh文章源自resohive.com-https://resohive.com/sheetcleaner-free-excel-csv-deduplication-tool-up-to-10m-rows.html 文章源自resohive.com-https://resohive.com/sheetcleaner-free-excel-csv-deduplication-tool-up-to-10m-rows.html
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