Merge PDF Files
Haikit merges PDF files into a single document in your browser, for free. Add your PDFs, put them in the order you want, and download one combined file. Free for up to 5 files of 25 MB each.
Drop PDF files here
Add 2 or more PDFs. Up to 5 files of 25 MB each.
You can also paste with Ctrl+V.
Your PDFs are processed on your device and are never uploaded.
How to use Merge PDF
- 1
Add two or more PDF files.
- 2
Use the arrows to put them in order, and remove any you don't need.
- 3
Click Merge and download the combined PDF.
What is free and what is paid
Free, no sign-up
- Merge up to 5 PDFs
- Split, rotate, delete and reorder pages
- Images to PDF and PDF to images
- PDF to Word and Excel for the first 3 pages
- Files up to 25 MB
Paid plans add Pro
- Merge up to 50 PDFs
- PDF to Word and Excel for every page
- Files up to 100 MB
Questions
How many PDFs can I merge?
Up to 5 files at a time for free, with each file up to 25 MB. Paid plans allow up to 50 files of up to 100 MB each.
Is Merge PDF free?
Yes. It is free for files up to 25 MB with no sign-up. Paid plans raise the limits: files up to 100 MB, up to 50 files per merge, and every page for Word and Excel.
Are my files uploaded?
No. Everything runs in your browser, so your file stays on your device and is never sent to Haikit's servers.
Do I need to install anything?
No. Haikit works in the browser on Windows, Mac, Linux, iPhone and Android. There is nothing to download or install.
Updated October 2026