Convert PDF to PDF/A Online Free — Archive Format Converter

PDF/A is the ISO-standardized version of PDF designed for long-term archiving. Our free online PDF to PDF/A converter transforms your PDFs into this preservation-friendly format.

What is PDF/A?

PDF/A is a specialized PDF format that ensures documents will render identically decades from now. It self-contains all fonts, prohibits external dependencies, and strips executable content. Courts, government agencies, and archives worldwide require PDF/A for legal document submission.

How to Convert to PDF/A in 3 Steps

1. Upload PDF — Go to our PDF to PDF/A tool and select your file.
2. Convert — The tool standardizes metadata and embeds necessary information.
3. Download — Your archive-ready PDF/A file is ready.

When to Use PDF/A

• Legal document submission to courts and regulators
• Government document archiving
• Academic theses and research papers
• Long-term business record keeping
• Library and museum digitization projects