All tools
PDF Powerhouse
Merge PDF
Merge PDF files, free and in your browser
Combine two or more PDFs into a single document. Reorder them, drop them, done — nothing ever leaves your device.
Add PDF files to merge
Drag & drop or click to choose
Private by default
Your PDFs are processed locally. Nothing is uploaded to a server.
Fast & free
No signup, no watermarks, no size limits beyond your browser's memory.
Order the way you want
Drag files in, reorder them, and export a single merged PDF.
How to merge PDF files
- 1. Click the upload area or drop your PDF files in.
- 2. Use the arrows to reorder — the top file becomes page one.
- 3. Hit “Merge & download” and save the combined PDF.