Excel & CSV Auto-Formatter | Clean, Format & Deduplicate Data

Automatically format Excel files, fit columns, purge duplicates, and clean CSVs. 100% private on-device spreadsheet tool. No data uploaded to servers.

DocFlow provides a 100% private, client-side tool for this task. Your files and data are processed entirely in your web browser and are never uploaded to any external server.

How it works

• Select or drag-and-drop your file into the tool.
• All processing happens locally on your device.
• Download your converted or processed file instantly.

Privacy Guarantee: No data collection, no server processing, no third-party APIs.