PDF tools that just work.
Merge, split, and compress PDFs instantly. No signup required. Clean, fast, and free.
Everything you need
Three powerful tools. Zero friction.
Merge PDFs
Combine multiple PDF files into one clean document in seconds. Drag, drop, and reorder pages however you like.
Split PDF
Extract individual pages or page ranges from any PDF. Split by page count or custom ranges.
Compress PDF
Reduce PDF file size without sacrificing quality. Perfect for email attachments and faster uploads.
How it works
From file to finished in three steps.
Upload your PDF
Select one or more PDF files from your device. Files are processed entirely in your browser.
Choose your tool
Pick from Merge, Split, or Compress. Configure any options you need.
Download instantly
Your processed file is ready in seconds. One click to download — no waiting, no account needed.
Simple, transparent pricing
Start free. Upgrade when you need more.
Free
For occasional use. No credit card required.
- Operations per day3 ops
- Max file size10 MB
- Merge PDFs
- Split PDF
- Compress PDF
- Batch processing
- Priority processing
- No daily limits
Pro
For power users who need it all.
- Operations per dayUnlimited
- Max file size100 MB
- Merge PDFs
- Split PDF
- Compress PDF
- Batch processing
- Priority processing
- No daily limits
All plans include secure, in-browser processing. Your files never leave your device.
Frequently asked questions
Everything you need to know about PDFfast.
Is PDFfast really free to use?
Yes. All three core tools — Merge, Split, and Compress — are completely free. We offer a Pro plan ($9/mo) for power users who need higher file limits and unlimited operations.
Do I need to create an account?
No account is required. Simply upload your PDF and get your result immediately. Creating an account unlocks your processing history and Pro features.
Are my files private and secure?
Your files are processed entirely in your browser using client-side JavaScript. They are never uploaded to our servers, never stored, and never shared.
What is the maximum file size?
Free users can process PDFs up to 10 MB per file. Pro users have a limit of 100 MB per file and can process multiple files simultaneously.
Which browsers are supported?
PDFfast works in all modern browsers: Chrome, Firefox, Safari, and Edge. Mobile browsers on iOS and Android are fully supported as well.
Ready to get started?
Join thousands of users who process their PDFs with PDFfast every day. Free forever, no credit card required.