Are my files uploaded?

No. Files are read and processed inside your browser. They are never sent to a server, and closing the tab discards them.

Does it remove tracked changes and comments from Word files?

No. Those are part of the document content. Accept or reject changes and delete comments in Word before sharing.

Not JPG or PNG: only the metadata is cut out. Other image formats are re-saved at high quality.

JavaScript is turned off. InspireTools processes files in your browser, so the tools need JavaScript to run.

Strip hidden details from photos, PDFs, Office documents, audio and video in one go.