Add Watermark Online — Free
Add a custom text watermark to every page of your PDF. Choose position, size, color, and opacity for the perfect look.
Free up to 100 MB · 5 tasks per day · No signup · No ads · Your files never leave your device
Drag & drop your file here
or click to browse (.pdf, max 100MB)
How to Add Watermark
Upload your PDF file
Type your watermark text
Choose position, size, color, and opacity
Click 'Add Watermark' and download your watermarked PDF
Frequently Asked Questions
What kind of watermarks can I add?▾
You can add text watermarks with customizable position (diagonal, center, corners), font size, color, and opacity.
Can I control how visible the watermark is?▾
Yes! Use the opacity slider to make your watermark subtle or bold. Lower opacity creates a faint background mark, higher makes it more prominent.
Will the watermark appear on every page?▾
Yes, the watermark is applied to all pages of the PDF automatically.
Can I add an image watermark?▾
Currently PDFChop supports text watermarks. Image watermarks are planned for a future update.