Merge PDF
Combine multiple PDF documents into a single PDF file online. Easy, fast, and 100% secure. Reorder pages and files with drag-and-drop before merging.
Drag & drop PDFs here
or click to browse — add multiple files
Max file size: 100 MB
How to Merge PDF online for free
Select and upload two or more PDF files from your device.
Drag and drop the file cards to reorder them in the exact sequence you want.
Click the 'Merge PDF' button to compile the files locally.
Download your merged PDF file immediately.
Features of our Merge PDF tool
100% Privacy & Security
All processing occurs locally in your browser using WebAssembly. Your files never leave your computer.
Fast & Free
Instant processing with zero wait times. No subscriptions, limitations, or hidden costs.
No Installation Needed
Access PDFCraft from any modern browser on Windows, Mac, Linux, iOS, or Android.
High Fidelity
Our client-side rendering engines maintain high quality, formatting, and layout styles.
Frequently Asked Questions
Can I reorder PDF files before merging them?▼
Yes, PDFCraft includes an interactive drag-and-drop file organizer. You can easily drag files to rearrange their sequence before clicking the merge button.
Is there a limit to how many PDF files I can merge?▼
No. You can merge as many PDF files as you need. Since the merge occurs inside your browser, there are no upload wait times or file count restrictions.
Are my files secure when using the PDF merger?▼
Absolutely. We do not upload your documents to any server. The merging process is done completely offline in your browser, keeping your data confidential.