Free Online PDF Studio & Merger — 100% Private & Ad-Free
Merge, split, reorder, stamp, and digitally sign PDF documents directly in your browser. No files uploaded, zero ads, and no sign-up required.
🎯 What Can You Do with PDF Studio, Merge & Sign?
- ✓ Combine multiple PDF documents into a single organized file.
- ✓ Extract specific page ranges or delete unwanted pages.
- ✓ Add vector digital signatures directly onto contract pages.
- ✓ Apply sequential legal Bates numbering across multi-page documents.
- ✓ Encrypt or unlock password-protected PDF files using client-side AES-256.
📋 How to merge and sign PDF documents with OmniDeck Pro
Select or Drop PDF Files
Choose two or more PDF files from your device to load them directly into your browser's private memory.
Organize & Customize Pages
Drag page thumbnails to reorder, extract specific page ranges, or add vector digital signatures.
Save Output PDF
Click 'Merge PDF' or 'Export' to compile and download your document instantly without any server uploads.
💡 Frequently Asked Questions & Privacy Verification
? Are my confidential PDF files uploaded to any server?
No. OmniDeck Pro operates 100% client-side using WebAssembly. Your documents are processed entirely in your computer's RAM and never leave your device.
? Is there a limit on how many PDFs I can merge?
There are no artificial limits. You can combine unlimited PDF pages for free with zero watermarks.
? Can I draw and stamp my signature on a contract?
Yes, PDF Studio includes a transparent vector signature canvas that stamps directly onto any PDF page.
? Does DocuMorph work on mobile phones?
Yes, DocuMorph is fully responsive and runs in mobile Safari, Chrome, and Firefox.