Convert PDF to PDF/A Online
Turn any PDF into an ISO-standard PDF/A archive file without re-rendering the content.
100% Free
Secure & Private
Frequently Asked Questions
Using PDF to PDF/A is quick and easy: upload up to 10 file(s) (.pdf) from your device, Google Drive, or a direct URL, adjust the settings to fit your needs, then click the 'PDF to PDF/A' button. Your files are processed in seconds and ready to download right away.
Absolutely. Your files are uploaded over a secure encrypted connection (HTTPS) and processed automatically — no one ever views them. All files are automatically deleted from our servers within 1 hour, and you can remove any file instantly yourself using the trash icon.
Yes! PDF to PDF/A is completely free. No registration, no email address, and no hidden costs — simply upload your files and download the results.
No downloads or installation required. MiniPNG works entirely online in your web browser, so you can use it on any desktop, laptop, tablet, or phone — Windows, Mac, Linux, Android, or iOS.
You can upload files up to 300MB each. This limit keeps processing fast and reliable for everyone.
We'd love to hear from you! Whether you found a bug, need help, or want to suggest a new tool, reach out through our Contact Us page and our team will get back to you quickly.