Compare PDF
Find out what changed between two versions of a PDF, word by word.
- Never leaves your device
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- No sign-up
- No watermark
Quick answer: To compare two PDFs, choose the original and the new one and click Compare. The result shows, page by page, the words added (in green) and removed (in red), plus a summary of how many changes there were and on which pages.
How to do it in 3 steps
- 1Choose the original PDF.
- 2Choose the new PDF.
- 3Review the highlighted differences.
Why use Pronto Arquivo
Word by word
Catches small edits, like a date or a dollar amount.
Summary
How many words were added and removed, and on which pages.
Contracts and proposals
Check what the other side changed before you sign.
Confidential
Your documents never leave your device.
Guides
Scanned PDFs
The comparison uses the PDF's text. If it's scanned, run OCR first.
Frequently asked questions
How can I tell what changed between two PDFs?
Choose both files here and click Compare.
Does it compare images and layout?
No, it compares the text.
Does it work with scanned PDFs?
Run OCR first to create the text.
Are my files uploaded?
No.
