PDFX Blog
Privacy, product updates and document best practices.
How to extract tables from PDF to Excel and validate structure
Learn how to extract PDF tables to an Excel-compatible CSV and validate columns, dates, decimals, totals, repeated headers, and scanned sources.
How to make a scanned PDF searchable with OCR
Learn how OCR recognizes text in scanned PDFs, how to improve accuracy, review errors, and choose searchable PDF, EPUB, Word, or Markdown output.
How to password protect a PDF and choose a strong password
Learn how to password protect a PDF in your browser, what PDF encryption actually protects, and how to share the file and password safely.
How to remove a password from a PDF you are authorized to access
Learn how to remove a known PDF password, validate the unlocked copy, protect digital signatures, and store the new file responsibly.
PDF vs EPUB: which format works better on Kindle and other e-readers?
Compare PDF and EPUB for Kindle and other e-readers, including fixed layout, reflowable text, OCR, accessibility, conversion, and review.
New in-browser PDF tools
Discover PDFX tools for converting, editing, signing and organizing documents in the browser with local processing and privacy.
Free PDF tools without daily limits
Learn why PDFX offers free PDF tools without artificial daily quotas and which technical limits still matter for large files.
PDFX: PDF tools with real privacy
Why we built PDFX: PDF tools without upload, without daily limits and with local processing in Portuguese, English and Spanish.