Compare two PDFs, Word documents, or text files -- in any combination -- and see exactly what was added or removed, entirely on this device.
Yes, completely free with no sign-up, no watermark, and no limit on how often you use it.
No. Every conversion runs in your browser, on your own device. Your file is never sent to a server or stored anywhere but your device.
Yes -- Document A and Document B can each be any supported format (PDF, .docx, or .txt) independently. Text is extracted from each one first, then compared, so mixed pairs work exactly like matching pairs.
Only if the PDF already has a text layer. A scanned page with no text layer has nothing to extract -- run it through OCR (Image to Text or PDF to Text) first, then compare the result.
Yes -- it works in any modern browser on a phone, tablet, or desktop, with no app to install.