How to Use the Excel Multi-Sheet Splitter (Export Sheets to CSV)
- Upload a multi-sheet Excel file (.xlsx, .xls).
- Review all detected sheet tabs and row counts.
- Download all sheets as individual CSV files or a ZIP archive.
Key Features & Capabilities
- Automatically detects and names files based on sheet tab titles.
- Batch export with 1 click.
- 100% private in-browser extraction.
Technical Architecture & Privacy
Excel Multi-Sheet Splitter (Export Sheets to CSV) is engineered with a focus on performance, mathematical accuracy, and maximum user privacy. Operating entirely in-browser on the client side, all processing takes place locally within your browser's JavaScript engine. None of your financial numbers, text entries, or private inputs are ever transmitted to or stored on remote servers.