Convert PDF to PDF/A

ISO-standardized PDF for long-term archiving.

Drag & drop PDF files here

or

Supported: PDF - Max 20 files, 100MB each

How to convert PDF to PDF/A

1

Upload file

Select or drag & drop PDF files. Multiple files supported.

2

Choose standard

Choose PDF/A standard: 1b (basic), 2b (recommended), 3b (attach files).

3

Download result

ISO PDF/A file ready for long-term archival. 5-minute download link.

Frequently Asked Questions

PDF/A embeds all fonts, colors, images to ensure identical display on any device at any time. Regular PDF may depend on system fonts or external resources.

PDF/A-2b (recommended) suits most cases. PDF/A-1b for legacy system compatibility. PDF/A-3b for attaching other files (e-invoicing).

No! Content, layout, images are fully preserved. Only metadata and necessary resources are added for ISO compliance.