Every PDF Tool
You'll Ever Need
Merge, split, compress, convert, sign, and protect your PDFs with the most intuitive toolkit on the web. Most tools run right in your browser.
All PDF Tools in One Place
From simple merges to advanced AI — 52 powerful tools, zero learning curve.
Why Choose PDF Studio?
Built different from the ground up — privacy-first, zero compromises.
Lightning Fast
Process PDFs in seconds with our optimized engine. No waiting, no queues — instant results every time.
Privacy-First
Most tools process your files entirely in your browser, so they never leave your device. A few — OCR, HTML to PDF, PDF/A, and the AI tools — send the file or its text to our server to be processed.
Works Everywhere
No installation, no plugins. Open your browser on any device and start working with PDFs immediately.
Mobile Friendly
Full-featured on any screen. Upload, convert, and edit PDFs perfectly on phones and tablets.
Unlimited & Free
No file size limits, no daily quotas, no hidden paywalls. Every tool is completely free, forever.
Crafted with Care
Beautiful, accessible design built for everyone. Keyboard navigation, screen reader support, and reduced motion.
Three Steps. That's It.
No account, no download, no hassle. Just results.
Upload Your File
Drag and drop your PDF or click to browse. No sign-ups required. Very large files may be slow on older devices, and a few server-based tools such as OCR have size limits.
Choose Your Action
Select from 52 tools. Adjust settings, reorder pages, set compression levels — full control at your fingertips.
Download Result
Get your processed file instantly. Everything runs in your browser so results are ready in seconds, not minutes.
Ready to Transform
Your PDFs?
Free PDF tools for everyday documents — no signup, no installs, and most tools run right in your browser.