Free File Tools Online

File tools help you transform data, create shareable artifacts, and move between common document and data formats in just a few clicks.

Use the file utilities to convert CSV and JSON, generate invoices, create QR codes, and prepare content for sharing or import into other tools.

Parse pasted or uploaded CSV into JSON with table previews.

Flatten JSON arrays and export them as CSV.

Create QR codes for links, text, WiFi and contact details.

Create professional invoices with totals, tax, discounts and PDF export.

How this category helps

Use the file utilities to convert CSV and JSON, generate invoices, create QR codes, and prepare content for sharing or import into other tools.

The category includes CSV to JSON, JSON to CSV, invoice generation, QR code creation, and related file helpers.

Yes. They are useful for preparing print-ready invoices, downloadable QR assets, and clean data formats for exports or uploads.

Yes. Outputs are generated in the browser and can be downloaded or copied directly.