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HomeCompress
Convert
JPGPDF to ImageConvert PDF pages to JPG/PNGWPDF to DOCXConvert PDF to Word documentsWWord to PDFConvert Word files to PDF
Edit PDF
Merge PDFCombine multiple PDFs into oneOrganize PagesRearrange PDF page orderEdit PDFAdd text, images to PDFRotate PagesRotate pages in PDF files
PDF Security
Add WatermarkBrand your PDFs with watermarksEncrypt PDFLock PDF with a passwordSign PDFAdd digital signature to PDF
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HomeAll ToolsOptimize & RepairPDF to PDF/A

PDF to PDF/A

Convert to PDF/A archival format

Select a PDF file

Drag and drop files here, or click to browse

Ready to process

Upload a file to get started

PDF/A Options

PDF/A Level
  • Files never leave your device
  • Processed entirely in your browser
  • GDPR-conscious processing

About This Tool

PDF to PDF/A converts your PDF documents to PDF/A format, the ISO standard for long-term document archiving. PDF/A ensures that documents will be viewable and reproducible for decades.

Choose from PDF/A-1b (basic conformance), PDF/A-2b (recommended, supports transparency), or PDF/A-3b (allows embedded files). The tool embeds fonts and flattens transparency as needed.

All conversion happens locally in your browser, ensuring your documents remain private.

How to Use

  1. 1

    Upload Your PDF

    Upload the PDF you want to convert to PDF/A.

  2. 2

    Select PDF/A Level

    Choose PDF/A-1b, PDF/A-2b, or PDF/A-3b conformance level.

  3. 3

    Convert and Download

    Convert to PDF/A and download the archival document.

Use Cases

Legal Archives

Convert legal documents to PDF/A for court-admissible long-term storage.

Government Records

Comply with government archival requirements using PDF/A.

Business Archives

Preserve important business documents for future accessibility.

Frequently Asked Questions

Which PDF/A level should I use?

PDF/A-2b is recommended for most uses. Use 1b for maximum compatibility or 3b if you need embedded files.

What makes PDF/A different?

PDF/A embeds fonts, disables encryption, and ensures all elements are self-contained for future viewing.

Can I convert back from PDF/A?

PDF/A files are standard PDFs and can be opened normally. The archival features add restrictions, not limitations.

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References

  • PDF/A – WikipediaISO 19005 — the archival PDF standard ensuring long-term document preservation.
  • ISO 19005 – WikipediaThe ISO standard family defining PDF/A conformance levels (1b, 2b, 3b).
  • PDF – WikipediaCore PDF specification (ISO 32000) on which PDF/A archival format is based.
  • Compress PDFReduce the file size of your PDF/A documents after conversion.

Every tool you need to work with PDFs — fast, private, self-hosted.

Product
  • All tools
  • Pricing
Categories
  • Organize & Manage
  • Edit & Annotate
  • Convert to PDF
  • Convert from PDF
  • Optimize & Repair
  • Secure PDF
Company
  • About
  • Contact
  • Blog
  • Help Center
Legal
  • Terms
  • Privacy
  • Security
  • Refund Policy
© 2026 pdfsimple. All rights reserved.