PDF to PDF/A Online — Convert for Archiving Free

PDF/A is an ISO-standardized subset of PDF designed for long-term archiving. Converting embeds all fonts and resources so the file can be opened faithfully decades from now.

How to pdf to pdf/a online — 3 easy steps

Step 1: Upload the PDF to convert.
Step 2: Choose compliance level: 1b (maximum compatibility) or 2b (modern features).
Step 3: Click Convert and download the archive-ready file.

Why use FileMasterPDF to convert PDFs to editable formats

High-quality output: crisp images or accurate, editable text extraction.
100% private: your file never leaves your device or browser.
No account needed: instant access — no email or signup required.
Multiple pages: convert an entire PDF or just a selected page range.
Free forever: no limits, no watermarks, no subscription required.

Frequently asked questions — PDF to PDF/A

What is PDF/A?

An ISO standard for archiving that embeds all fonts/resources and restricts features that may break in future viewers.

Do I need it for legal documents?

Many governments require PDF/A for electronic archiving. Check your specific requirements.

Difference between 1b and 2b?

PDF/A-2b supports transparency and JPEG 2000. PDF/A-1b has stricter compatibility.

Is it free?

Yes, completely free.