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Start watermarking PDFs instantly without creating an account.
Add Watermark to PDF Without Signup
Create text or image watermarks for your PDF instantly—no signup, no account, and no software installation required.
Watermark PDFs Instantly Without Creating an Account
Protect and brand your PDF documents online without signing up or sharing personal information.
Whether you need to add a confidential label, company logo, copyright notice, or draft watermark, you can do it immediately without creating an account.
iMZi PDF lets you customize text and image watermarks, adjust opacity, size, rotation, and placement—all directly inside your browser.
How to Add Watermark Without Signup
Watermark your PDF in three quick steps.
1. Upload PDF
Choose the PDF file you want to watermark.
2. Customize Watermark
Add text or image watermark and adjust its appearance.
3. Download PDF
Apply the watermark and download your PDF immediately—no signup required.
Why Use iMZi PDF
Fast, secure, and completely registration-free watermarking.
Text & Image Watermarks
Create professional watermarks with full customization.
Runs in Your Browser
No software installation or downloads required.
Private & Secure
Your PDF stays on your device throughout the process.
Watermark PDFs Without Registration
Add custom watermarks to PDFs instantly without creating an account or installing software.
Confidential Documents
Draft Reports
Business Documents
Invoices
Certificates
Educational PDFs
Frequently Asked Questions
Find answers to common questions about this tool.
Start Watermarking PDFs Without Signup
Add professional text or image watermarks to your PDF instantly with no registration required.