Yes. FreeTools PDF Merger is free to use and does not require signup.

Are my files uploaded?

Most FreeTools tasks run locally in your browser, so files stay on your device during processing.

When should I use PDF Merger?

Use it when you need to combine multiple pdf files into one browser-local document quickly with a simple browser workflow.

The page is responsive, but large files are usually easier to handle on a desktop browser.

Workflow guide

Compare practical ways to reduce PDF size for email, school portals, application forms, and archive workflows.

Short answer

For quick size reduction, use a browser PDF compressor first, then inspect the file to confirm text, images, and signatures still look correct.

Is PDF Merger free?: Yes. FreeTools PDF Merger is free to use and does not require signup.
Are my files uploaded?: Most FreeTools tasks run locally in your browser, so files stay on your device during processing.
When should I use PDF Merger?: Use it when you need to combine multiple pdf files into one browser-local document quickly with a simple browser workflow.
Does it work on desktop and mobile?: The page is responsive, but large files are usually easier to handle on a desktop browser.