PDF TOOLS
Merge PDF
Combine multiple PDF files into one document. Arrange them in the order you need, then download the merged PDF.
Drop PDF files here
or
PDF files only · Select multiple files · Maximum 10 files
🔒 Your files stay in your browser and are not uploaded to WCODX.
PDFs will be merged in this order.
Add at least 2 PDF files to merge.
How to Merge PDF Files
- Select two or more PDFs.
- Arrange them in the required order.
- Click Merge PDF.
- Download the combined document.
Combine Multiple PDFs Into One
Merge invoices, reports, statements or receipts into a single document that is easier to store, email and share. You can add files, remove individual PDFs and move them up or down before merging.
Does Merging Reduce PDF Quality?
Merging combines the original pages without intentionally compressing or rasterizing them. Page dimensions, orientation, text, images and vector content are preserved by the browser-based PDF engine.
Private PDF Merging
Your selected PDFs remain in your browser. WCODX does not upload or store them.
Frequently Asked Questions
Is Merge PDF free?
Yes. Merge PDF is free to use in your browser.
Are my PDFs uploaded to WCODX?
No. Merging happens locally in your browser.
How many PDFs can I merge?
You can select up to 10 PDFs, with a combined size limit of 100 MB.
Can I change PDF order before merging?
Yes. Use the Move Up and Move Down controls beside each file.
Does merging PDFs reduce quality?
No intentional quality reduction is applied. Original page content is copied into the merged document.
Can I merge PDFs on mobile?
Yes, provided the browser has enough available memory for the selected files.
Can I merge password-protected PDFs?
Password-protected or encrypted PDFs are not currently supported.