Merge PDF

Combine multiple PDF documents into one single file. Drag and drop to reorder pages before merging. 100% private in-browser processing, no uploads.

Private • In-browser processing • Zero server uploads
Drop PDF files here or browse
Select 2 or more PDF documents (up to 100 files, 512 MB each). 100% processed client-side in your browser.

Selected Documents

How to Use Merge PDF

1
Select or Drop PDF Files
Click 'Choose Files' or drag multiple PDF files onto the upload workspace.
2
Reorder Files or Pages
Use the visual thumbnail grid to drag and arrange documents in your preferred order.
3
Merge and Download
Click 'Merge PDF'. Your combined document is instantly generated and downloaded locally.

Key Features

100% Client-Side
Your confidential PDF files never leave your device.
Drag & Drop Reordering
Arrange pages and documents in any custom order.
Zero File Size Limits
Handled directly in browser memory.
Instant Download
No queue, no waiting, no email signup.

Common Use Cases

  • Combining scanned invoices, receipts, and expense reports into a single monthly PDF.
  • Merging chapters, title pages, and appendices into a complete ebook or report.
  • Assembling legal contracts, disclosures, and exhibits into a court-ready packet.
  • Consolidating resumes, cover letters, and portfolio sheets for job applications.

Frequently Asked Questions

No. The Ai Toolz uses client-side WebAssembly and modern browser APIs. All file processing happens entirely inside your web browser on your own computer or phone.

You can merge up to 100 PDF files at once. Processing speed depends entirely on your device's memory.

Yes! The Ai Toolz is fully responsive and functions smoothly on iOS Safari, Android Chrome, and all modern mobile browsers.

Split PDF
Split a PDF into multiple files by page range, every N pages, or individual pages.
Compress PDF
Reduce PDF file size with adjustable quality — keep it readable and small.
Rotate PDF
Rotate all or selected pages in a PDF by 90, 180 or 270 degrees.
Extract PDF Pages
Pull out specific pages from a PDF into a new file by range or selection.
Organize PDF
Reorder, rotate and delete PDF pages with a visual drag-and-drop interface.