Are my files uploaded to a server?

No. The entire process runs in your browser — your files never leave your device.

Is Compress PDF free?

Yes, it is 100% free with no signup or watermarks.

There is no hard limit, but very large files may be slow on lower-end devices.

No. Remove the password using the originating application first, then run the tool.

Yes — the underlying PDF structure is kept intact wherever possible.

In-depth tutorials, tips and best practices for pdf tools.

Combine PDFs into one. A complete guide with steps, tips, troubleshooting and FAQs.

Read guide

Reduce PDF file size. A complete guide with steps, tips, troubleshooting and FAQs.

Read guide

Split PDF into pages. A complete guide with steps, tips, troubleshooting and FAQs.

Read guide

Rotate PDF pages 90°/180°/270°. A complete guide with steps, tips, troubleshooting and FAQs.

Read guide

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