The Best Way to Convert PDF to PDF/A

Need to ensure your documents are preserved for the long term? ToolifyPDF provides a simple and secure way to convert your PDF files to the PDF/A format directly in your web browser. Whether you're archiving legal documents, invoices, or historical records, compliance with ISO standards is just a click away. You can also Flatten PDF layers or Compress PDF files before archiving to save space.

ISO Compliance

Create PDF/A documents that meet international standards for long-term archiving, ensuring your files remain accessible and readable for years to come.

Secure & Fast

Your files are processed securely using SSL encryption and automatically deleted after one hour. Conversion happens instantly in the cloud.

How to Convert PDF to PDF/A

Select PDF: Click "Select PDF" or drag and drop your file into the box.
Convert: Click "Convert to PDF/A" to start the process.
Download: Save your ISO-compliant PDF/A file instantly.

Works on Mac, Windows, and Mobile

ToolifyPDF runs entirely in the cloud. You can convert PDF files on Mac, Windows, Linux, or mobile devices without installing software.

Why Choose ToolifyPDF for PDF to PDF/A Conversion?

Unlike desktop software that requires installation and licensing, ToolifyPDF runs directly in your web browser. We make it easy to create ISO-compliant archives from any device. Our tool is perfect for:

Legal Archiving: Preserving contracts and case files after merging related documents.
Business Records: Ensuring invoices and financial reports remain readable after page reordering.
Academic Work: Submitting thesis papers and dissertations in compliant formats.
Long-Term Storage: Guaranteeing that your documents will open on any device without external dependencies.

FAQ

Is it secure to convert files with ToolifyPDF?

Absolutely. Our tool processes your files using secure TLS encryption. We automatically delete all files permanently from our servers one hour after processing to ensure your privacy.

What files are supported?

We support standard PDF and image files, depending on the tool you are using. All files are processed with high-quality engines.

Can I process multiple files at once?

Yes! You can upload multiple files and process them simultaneously. You can then download them individually or as a ZIP archive.

Are there any file size limitations?

Each individual file can be up to 200MB in size. You can process up to 30 files per batch. Our service is completely free with no restrictions on usage.

Do I need to create an account?

No registration required! Simply upload your files, process them, and download the result. We believe in keeping things simple and accessible for everyone.

Do I need to install any software?

No! ToolifyPDF is a completely web-based tool. You can use it directly in your browser without downloading or installing any software.

Advanced Features

ToolifyPDF is designed for efficiency and reliability. Key features include:

Batch Processing: Convert multiple documents simultaneously to save time.
Visual Previews: Check file thumbnails to ensure you've selected the right documents.
Secure Handling: Enterprise-grade encryption keeps your sensitive data safe.
Universal Compatibility: Works on any device with a web browser, from desktops to smartphones.
ISO Compliance: Output files meet international standards for electronic document preservation.

💡 Pro Tip

Use PDF/A for any documents you intend to keep for more than a few years, such as contracts, wills, tax records, and thesis papers.

Privacy & Security

We take your privacy seriously. All file uploads and processing happen over encrypted HTTPS connections. Your files are automatically deleted from our servers after one hour, and we never store or share your documents with third parties. You maintain complete control over your data at all times.

Ready to archive your PDF?

Start converting your documents now. It's free, fast, and requires no registration.

PDF to PDF/A

Drop files here or click to browse