Is my data secure when converting spreadsheets or JSON?

Yes. All parsing and conversion are completed purely in client-side memory. No data is stored, cached, or transmitted to any server.

Can I copy the output directly to my clipboard?

Yes. In addition to file downloads, you can preview and copy converted data directly with a single click.

Split multiple sheets/rows of an Excel workbook into individual files.

Drop your files here, or click to browse

Max file size 200MB

Paste your raw data string or select a data file from your device.

Choose delimiter, indentation formatting, or conversion target.

Copy the transformed data to your clipboard or download the converted file.

Quick Tip: Fast in-memory parser with zero external network requests.

Questions & Answers

Everything you need to know about using this tool, supported formats, privacy, and tips.

The data engine utilizes streaming parsers capable of converting tens of thousands of rows quickly without crashing your browser tab.

Extract and save sheets from an Excel workbook as standard CSV files.

Data

Convert standard CSV delimiter files to fully styled Excel sheets.

Data

Convert XML records and data files to structured Excel files.

Data

Divide a huge CSV file into multiple chunks or individual row batches.