📄 Convert to PDF/A Archival standard

Convert your PDF to PDF/A‑1b (ISO 19005) for long‑term archiving and legal compliance.
or drag & drop a PDF file here
How to Convert PDF to PDF/A – Free & Private Guide

Our PDF/A converter transforms regular PDFs into PDF/A‑1b, the ISO standard for long‑term archiving. It embeds all fonts, removes JavaScript, adds XMP metadata, and ensures the document is self‑contained and future‑proof. All processing happens locally – your file never leaves your device.

🔒 100% Local

No upload – your document stays private.

📑 PDF/A‑1b Compliance

Output meets the archival standard (Level B: minimal).

⚡ Embedding & Metadata

Fonts embedded, XMP metadata added, transparent layers flattened.

⚠️ Note: PDF/A conversion attempts to embed all fonts and set the compliance flag. Some complex elements (e.g., JavaScript, transparency groups, external references) may be simplified. For strict requirements, use dedicated desktop software.

📌 How to use this tool

  1. Upload your PDF – Click “Select PDF” or drag & drop.
  2. Click “Convert to PDF/A” – The tool will process the file.
  3. Download the PDF/A file – Saved with proper compliance metadata.

❓ Frequently Asked Questions

🔹 What is PDF/A?
PDF/A is an ISO‑standardized version of PDF designed for long‑term archiving. It ensures the document can be reproduced exactly the same way in the future by embedding all necessary information (fonts, color spaces).
🔹 Which PDF/A version is used?
This tool creates PDF/A‑1b (Level B – minimal compliance), suitable for most archival needs.
🔹 Is my PDF uploaded to a server?
No. Everything runs locally using PDF-Lib. Your file stays private.
🔹 Will the file size increase?
Typically, PDF/A files are slightly larger because fonts are embedded. For fonts that were already embedded, size change is minimal.
🔹 Is there a file size limit?
PDFs up to 100 MB work reliably. Very large files may take longer.
🔹 Is this tool free?
Yes, completely free for personal and commercial use, with no watermarks or registration.
⚡ Powered by PDF-Lib • Client‑side conversion • No tracking • Works offline after first load