PDF to PDF/A
Convert PDF to PDF/A, the ISO standard for long-term archiving. Free, fast, and secure online conversion, no sign-up and no watermark needed.
🔒 This tool processes your file on our secure server. Files are sent over an encrypted connection.
Convert to the archival PDF/A standard.
or click to choose
Convert any PDF into the ISO-standardised PDF/A format, the international standard for long-term archiving and document preservation. PDF/A embeds fonts, colour profiles and metadata so files stay reliably readable and visually identical years from now, making it ideal for legal records, invoices, contracts and government submissions. This free online converter creates compliant, self-contained PDF/A files in seconds, with no sign-up and no watermark.
How to PDF to PDF/A
- Upload the PDF file you want to archive.
- Choose your preferred PDF/A conformance level and start the conversion.
- Download your validated PDF/A document.
Frequently asked questions
Is this PDF to PDF/A converter free?
Yes, it is completely free with no account, sign-up or installation required. You can convert as many PDFs to PDF/A as you like, and your downloads never carry a watermark.
Which PDF/A conformance levels are supported?
You can choose between PDF/A-2b and PDF/A-1b. PDF/A-1b offers the widest compatibility for strict archives, while PDF/A-2b adds support for features like JPEG2000 compression and layers.
Is my file safe when I upload it?
Your PDF is uploaded over an encrypted connection and processed on a secure server. Files are not shared with anyone and are removed automatically after conversion, keeping confidential documents private.
Will the conversion change how my document looks?
No. PDF/A is designed for faithful, long-term reproduction, so text, images, layout and colours are preserved. Fonts are embedded into the file so it displays the same on any device, even decades later.
Can I use this on my phone or tablet?
Yes. The converter runs in any modern browser, so you can create PDF/A files on a phone, tablet or computer. No app download is needed to upload a PDF and download the archived result.
