To convert a PDF to PDF/A, upload the file and PurePDF produces a PDF/A-2b document with fonts embedded and external dependencies removed, so it renders identically decades from now. Conversion runs in your browser. Courts, governments, and archives commonly require this format.
PDF to PDF/A
Convert your PDF documents to the PDF/A format for long-term archiving.
Drag and drop PDF here
Create ISO-standardized archival PDFs
Archival Quality
Prepare your documents for long-term preservation.
Upload PDF
Select the document you want to archive.
Process
We standardize metadata and structure.
Download
Get your PDF/A ready file.
Archive Ready
Ensures your PDF is self-contained and ready for long-term storage.
Metadata Standardization
Automatically sets creation dates, titles, and producer information.
Private Processing
All processing happens in your browser. Your files never leave your device.
How it works
Process files with a simple workflow inside PurePDF.
Secure your document's future
PDF/A is the gold standard for archiving legal, financial, and historical documents. Make sure your files are readable for decades to come.
Why free?
PurePDF keeps core tools free so anyone can handle PDFs without barriers. No credit card needed.
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Convert PDF to PDF/A for Long-Term Archiving
PDF/A is a specialized version of the PDF format designed specifically for the long-term preservation of digital documents. Unlike standard PDFs, which might include external fonts or dynamic content that could break over time, PDF/A files are self-contained. This ensures that your document will look exactly the same 10, 20, or even 50 years from now.
Our PDF to PDF/A converter helps you meet strict compliance standards often required by courts, government agencies, libraries, and academic institutions. Whether you are submitting a legal filing, archiving company records, or finalizing a digital thesis, PurePDF ensures your files are ready for the future.
Why Choose PurePDF for Archival?
Most online converters require you to upload your sensitive documents to a server. PurePDF is different. We process your files locally in your browser, meaning your confidential data never leaves your computer. This makes our tool the safest choice for lawyers, healthcare professionals, and anyone handling private information.
Simply upload your standard PDF, and we will restructure it to meet archival standards by embedding fonts and removing non-compliant features like encryption or executables. It's the easiest, most secure way to future-proof your documents.
Why our customers love us
"Needed to submit PDF/A files for a court filing. This worked perfectly."
"Simple and fast. Exactly what I needed for my thesis submission."
How to convert PDF to PDF/A
Select File
Choose the PDF file you wish to convert.
Convert
Click 'Convert to PDF/A' to process the file.
Save
Download your new archival-ready PDF.
Frequently asked questions
Quick answers about this tool.
Is PDF to PDF/A conversion free?
What is PDF/A and why use it?
Do my files get uploaded to a server?
Which PDF/A version does the tool produce?
Will my document look different after conversion?
How can I verify the result is PDF/A compliant?
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