# Unlock PDF: Arthize vs PDF24

_Updated July 2026 · Arthize · https://arthize.com/vs/pdf24/unlock-pdf_

To unlock a PDF, Arthize offers a free, private unlock pdf with no watermark — a focused alternative to PDF24. Unlocking a PDF removes a known password or usage restrictions from a document you own, so it opens and prints without prompting.

## Arthize's unlock pdf vs PDF24

PDF24 is a free PDF toolset with web and desktop apps. PDF24 is a free, ad-supported toolkit available in the browser and as a Windows desktop app.

**Arthize's approach:** Unlocking a PDF removes a known password or usage restrictions from a document you own, so it opens and prints without prompting.

- Files are processed inside your private Arthize workspace and deleted after the job — never sold or used to train models.
- 50+ tools live in one workspace, so you don't jump between single-purpose pages.
- A modern, unified web workspace rather than separate utilities.
- Transparent pricing: free forever, Pro from $6/mo or $48/yr, and a one-time $149 lifetime option.

## How to unlock a PDF with Arthize

Unlocking requires the current password — it removes protection you are entitled to remove.

It is used to clear a known password so a file stops prompting on every open.

Arthize does not crack unknown passwords on documents you don't own.

## How to unlock a PDF with Arthize

1. **Open the unlock tool** — Sign in and open the Unlock tool.
2. **Add your PDF** — Upload the protected PDF you have the right to open.
3. **Enter the password** — Provide the current password to authorise removing the protection.
4. **Download** — Get an unrestricted copy that opens without a prompt.

## FAQ

### Is Arthize a good PDF24 alternative to unlock a PDF?

Yes. Unlocking a PDF removes a known password or usage restrictions from a document you own, so it opens and prints without prompting. Arthize does it free with no watermark and deletes the file after the job. PDF24 is a solid free option, particularly its Windows desktop app for offline use.

### How do I remove a password from a PDF I own?

Unlocking a PDF removes a known password or usage restrictions from a document you own, so it opens and prints without prompting. On Arthize it's free with no watermark and processed privately.

### Can I remove printing restrictions from my PDF?

Unlocking a PDF removes a known password or usage restrictions from a document you own, so it opens and prints without prompting. On Arthize it's free with no watermark and processed privately.