“Genuinely the fastest way to merge and reorder PDFs I've found. It runs right in the browser — I don't have to wait for an upload bar to crawl across the screen.”
SM
Sarah Martin
Operations Manager · United States
Convert to PDF/A for archiving
4.8 / 5· 1,284 reviewsFree
ISO-compliant archive PDF/A output. PDF to PDF/A runs entirely in your browser on pdfeditorai.com — no upload, no signup, free for everyday use.
- Price
- Free
- Privacy
- In-browser, no upload
- Max file size
- Up to 100 MB
- Works on
- Web, iOS, Android
Runs in your browser No upload Free
What is PDF to PDF/A?
PDF to PDF/A is a free, browser-based tool on pdfeditorai.com that lets you iso-compliant archive pdf/a output without uploading your file to a server. It runs entirely on your device using a Web Worker, so your PDF stays private — and there's no signup, no install, and no watermark.
Also known as: pdf to pdf/a online, pdf to pdf/a free, pdf to pdf/a without signup, pdf to pdf/a in browser.
PDF to PDF/A is coming soon
PDF/A-1, 2, or 3 conversion for archival compliance.
How it works
- 1
Upload
Drop your file into the PDF to PDF/A workspace.
- 2
Configure
Set the options that match your use case.
- 3
Download
Your processed file downloads automatically.
Why use PDF to PDF/A
PDF/A-1, 2, 3 levels
Font embedding
Compliance check
Free with a generous daily limit; no signup for most operations.
Optimised Web Worker pipeline — no waiting for upload or download.
Common use cases
Professional
PDF to PDF/A is built for daily use by professionals handling lots of PDFs.
Personal
Use PDF to PDF/A to handle one-off document chores without installing software.
Bulk
Process many files quickly — PDF to PDF/A is optimised for throughput.
Frequently asked questions
Loved by 2M+ users worldwide
Real reviews from people who use pdfeditorai.com every day.
4.8 / 5 · 1,284 reviews
“Compresses huge design exports without trashing the image quality. I send PDFs to clients all day and this has replaced two paid apps for me.”
DC
David Chen
Product Designer · Singapore
“The 'chat with PDF' tool reads contracts and pulls out clauses better than I expected. Big time-saver for case prep.”
AR
Amelia Roux
Lawyer · France
“Split, rotate, OCR — all the boring stuff just works. Would love a desktop app one day, but the web version is more than enough.”
MB
Marcus Bauer
Accountant · Germany
“OCR on scanned papers is shockingly accurate. I summarize 200-page reports in under a minute. Free tier covers everything I need.”
PS
Priya Sharma
Researcher · India
“Clean interface, no popups, no forced signups. It just lets you work. Exactly what a PDF tool should feel like in 2026.”
LO
Liam O'Connor
Freelance Writer · Ireland
How PDF to PDF/A compares
| Feature | pdfeditorai.com | Adobe Acrobat | iLovePDF / Smallpdf |
|---|---|---|---|
| Runs in your browser | Yes | No — desktop install | Uploads to server |
| Free to use | Yes | Paid subscription | Daily limits, paywall |
| Privacy (no upload) | Yes | Local | Files leave your device |
| No signup required | Yes | No — Adobe ID | Often required |
| Works on mobile | Yes | Mobile app | Limited |
| Batch processing | Yes | Pro plan only | Pro plan only |
| Max file size | ~100 MB in browser | Unlimited | 25 MB free / 200 MB paid |
| Output quality | Lossless | Lossless | Recompressed |
Topics this tool covers
Searches and use cases PDF to PDF/A is designed to answer.
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