Add Watermarks to PDF for Free
Create and add custom watermarks to multiple PDF documents fast and easy.
Drag & Drop the File(s) Here
Characteristics
File extension | |
Internet media type | application/pdf |
Description: | PDF stands for Portable Document Format, that means it always looks the same on any screen. PDF is widely used in business sphere and at the same time is convenient to create and view various manuals, eBooks, brochures and other sorts of documents. PDF document can contain text, graphics, spreadsheets and other visual elements. |
Technical Details: | PDF extension combines three technologies. First is a subset of the PostScript page description programming language, for creating the layout and graphics. Second is font-embedding/replacement system to allow fonts to travel with the documents. Third, it is a structured storage system in which these elements and any related content are combined into one file with the appropriate data compression. |
Developed by | ISO |
MIME Type: | 15 June 1993 |
Useful links: |
https://acrobat.adobe.com/us/en/acrobat/about-adobe-pdf.html |
How-to guide
How to add a watermark to PDF online
- Open your preferred browser and go to altoaddwatermarktopdf.com.
- Select a PDF file and simply drag and drop it to the website or upload a document from the cloud.
- Create a custom text or image watermark.
- Select where on the page(s) to add the mark (in the center, at the bottom, or in the corner).
- In one click you can begin adding watermark to pdf.
- Adjust the size of your mark and move it around until you’re happy with it.
- Download your secured document or start over again if needed.
The Supreme Features Comparison Chart
Get insider knowledge and research thatβll help you choose the best FREE online watermark solution. This visual table helps illustrate which tool is best for you. Let us help you make the right decision when it comes to how to add a watermark to PDF online.
Smallpdf | Adobe | ||||||||||||||||||||||||||
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View & edit
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Convert from PDF | |||||||||||||||||||||||||||
Convert to PDF | |||||||||||||||||||||||||||
Mac PDF converter | |||||||||||||||||||||||||||
Sign & security | |||||||||||||||||||||||||||
Multi-platform | |||||||||||||||||||||||||||
No software downloads | β | β | β | ||||||||||||||||||||||||
Cloud storage | Unlimited | No info | No info | ||||||||||||||||||||||||
Price | Free | Free 7-Day Trial paid | Free 7-Day Trial paid | ||||||||||||||||||||||||
Encryption and security | β | β | β | ||||||||||||||||||||||||
Support | 24/7/365 | No info | β | ||||||||||||||||||||||||
No ads | β | β | β | ||||||||||||||||||||||||
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Want to have a neat, easy to share, and cross-platform document? Use our web service and enjoy fast and high-quality conversion results.
FAQ
How do I add a watermark to a PDF for free?
Launch AltoAddWatermarktoPDF in your preferred browser to start adding a watermark to your PDF file. All you need to do is to upload your document and start editing it. Do it all online. Choose which pages you want to mark and simply embed a text or an image in seconds.