PDF to PDF/A
Convert PDF to PDF/A for long-term archiving
Convert your PDF to PDF/A, the ISO standard format for long-term archiving, so it opens and looks the same for years to come.
- PDF/A-1b, 2b or 3b
- Done in seconds
- Free, no sign-up, no watermarks
How it works
How to convert a PDF to PDF/A
- 01
Drop your PDF into the upload area, or click to browse.
- 02
Choose a conformance level: PDF/A-1b, PDF/A-2b or PDF/A-3b.
- 03
Click Convert to PDF/A.
- 04
Download your archive-ready PDF.
Three conformance levels
PDF/A-1b offers maximum compatibility with older archiving systems. PDF/A-2b supports transparency and layers, and PDF/A-3b also allows embedded attachments.
Built to last
PDF/A embeds everything needed to display the document, so it looks the same on any device, now and in the future.
Ready in seconds
Most PDFs are converted to PDF/A in a few seconds.
Questions
Frequently asked
What is PDF/A?
PDF/A is a version of PDF designed for long-term archiving. It embeds fonts and other resources so the document can be reproduced exactly in the future.
Which PDF/A level should I choose?
PDF/A-2b is recommended for most uses. Choose PDF/A-1b if an older system requires it, or PDF/A-3b if you need to embed attachments.
How long does it take to convert a PDF to PDF/A?
Usually just a few seconds. Very large files can take a little longer.
Is PDF to PDF/A free?
Yes. It is free to use, with no sign-up and no watermarks added to your files.
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