PDF Merge Online - Free & Local

PDF Merge is a free ComTools utility that merge multiple pdf files. Data is processed locally in your browser; nothing is uploaded.

Drag file here or click to select

Multiple PDF files; merged in list order; drag to reorder

7 uses

What is PDF Merge?

PDF Merge is a free ComTools utility that merge multiple pdf files. Data is processed locally in your browser; nothing is uploaded.

Free to use
No signup required
Local processing
Data is processed locally in your browser; nothing is uploaded.
Bilingual UI
Chinese and English supported
Developer friendly
Merge multiple PDF files

QIs my data uploaded?

Data is processed locally in your browser; nothing is uploaded.

QIs it free?

Yes, completely free with no usage limits.

QWhich browsers are supported?

Modern browsers: Chrome, Edge, Firefox, Safari.

QHow to report issues?

Use the Messages page for feedback or custom requests.