Merge PDF Files Online

Combine multiple PDFs into one document. Free and no sign-up.

Processed in your browser — this file never leaves your device. Very large or unusual files may be processed on our servers instead and deleted within 1 hour.

How it works

Simple steps to merge your PDFs

Upload 2 or more PDF files

Select multiple PDF files you want to merge together

Drag to reorder if needed

Arrange your files in the order you want them merged

Click Merge and download your combined PDF

Get your merged PDF file instantly, no sign-up needed

How it works

Upload 2 or more PDF files

Select multiple PDF files you want to merge together

Drag to reorder if needed

Arrange your files in the order you want them merged

Click Merge and download your combined PDF

Get your merged PDF file instantly, no sign-up needed

Frequently Asked Questions

View Full FAQ
How many PDFs can I merge?

You can merge up to 20 PDF files at once, with a max size of 50MB per file.

Does it work with Arabic PDFs?

Yes! BlendPDF correctly handles RTL languages including Arabic, Hebrew, Persian, and Urdu.

Are my files stored?

No. All files are automatically deleted after 1 hour. We never store your data.

Merge PDF Files Online Free - Combine Multiple PDFs Instantly | BlendPDF