Convert standard PDFs to PDF/A archival format by embedding fonts, removing external dependencies, and flattening transparency.
Upload the PDF to convert
The document is rebuilt with archival compliance in mind
Download the PDF/A-ready document
Free is enough for most one-off jobs. Pro raises the file and batch caps; Pro + Media unlocks GB-scale streaming and unlimited duration.
Larger files supported on Developer (5 GB CSV) and Enterprise (unlimited). All processing happens in your browser — files never reach a server.
0 bytes uploaded. PDF to PDF/A Converter runs entirely in your browser using pdf-lib and pdfjs-dist. Your file stays on your device at all times. No data is sent to any server.
PDF/A is an ISO-standardized version of PDF designed for long-term digital preservation of documents.
Convert a PDF between versions 1.4, 1.5, 1.6, and 1.7 for compatibility with older readers and archival systems.
Open toolConvert interactive PDF form fields into static, non-editable content. Preserves filled values as permanent text.
Open toolReduce PDF file size by subsetting embedded fonts — only glyphs actually used in the document are kept.
Open tool