PDF Merger & Organizer
FreeCombine multiple PDF files into one clean document with custom page order. 100% private in-browser execution.
Private & Secure: All operations execute in your local browser memory. Files are never stored on any remote server.
Zero-KnowledgeDrag & drop multiple PDF files here, or browse
Supports standard PDFs up to 25MB for Free users (150MB for All-Access)
How It Works
1
Upload Files
Select or drag & drop two or more PDF documents.
2
Reorder Files
Drag to adjust the exact order of the merged pages.
3
Merge & Download
Click Merge to generate your unified PDF instantly.
Key Features & Security
Zero-knowledge processing (files stay on your device)
Rearrange and preview files before merging
High-speed compilation via client WebAssembly & pdf-lib
Preserves original vector quality, fonts, and hyperlinks
Frequently Asked Questions
Is it safe to merge confidential PDFs here?
Yes! All merging is performed locally in your web browser using WebAssembly. Your files are never uploaded to any remote server.
Is there a limit on how many PDFs I can combine?
Free users can combine up to 5 files per batch; Toolora All-Access unlocks unlimited batch merging.