⚡
100% free · runs in your browser

The PDF toolkit
built for speed.

Split, merge, compress, convert and protect PDFs — entirely in your browser. Zero uploads. Zero servers. Zero limits.

Up to 1.5 GB 3,000 pages max Private — files never leave your device Works offline
8 powerful tools
✂️
Most popular
Split PDF
Extract any page, reorder, rotate or delete pages visually before downloading. Drag-and-drop reorder.
Open tool →
🔗
Merge PDFs
Combine multiple PDFs into one file. Drag to reorder before merging. Blazing fast worker-based engine.
Open tool →
🗜️
Compress
Shrink PDFs by up to 80% with three quality levels.
Open →
🖼️
PDF → Images
Export every page as PNG or JPEG at up to 216 DPI.
Open →
💧
Watermark
Stamp text on every page — custom opacity, position & color.
Open →
🔢
Page Numbers
Add configurable page numbers in any position and format.
Open →
🔒
Protect
Password-encrypt PDFs with AES-128 in one click.
Open →
🔓
Unlock
Remove password from any PDF you own instantly.
Open →
Scroll to tools

✂️ Split PDF

📂

Drop your PDF here

or click to browse — max 1.5 GB

🔗 Merge PDFs

📂

Drop PDFs here

or click to browse — multiple files supported

🗜️ Compress PDF

Removes redundant objects and compresses streams. Works best on PDFs with many images or embedded fonts. Results vary by file.
📦

Drop PDF to compress

or click to browse

🖼️ PDF → Images

Converts each PDF page to a JPEG image. All images are bundled into a ZIP for download.
🖼️

Drop PDF to convert

or click to browse

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🔏 Add Watermark

📄

Drop PDF to watermark

or click to browse

🔢 Add Page Numbers

🔢

Drop PDF to number

or click to browse

🔒 Password Protect PDF

Encrypts the PDF with AES-256. The password is never sent anywhere — all processing happens in your browser.
🔒

Drop PDF to protect

or click to browse

🔓 Unlock PDF

Removes the password from a PDF you own. You must know the current password to unlock it.
🔓

Drop protected PDF

or click to browse

PDF Studio — All processing happens in your browser. Your files never leave your device.
Built with pdf-lib & pdf.js · Open Source · Free Forever