Add Watermark to PDF and Secure PDF File for Android Kostenlos
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Generate new PDFs from scratch or transform existing documents into reusable templates. Type anywhere on a PDF, rewrite original PDF content, insert images or graphics, redact sensitive details, and highlight important information using an intuitive online editor.

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Say goodbye to error-prone manual hassles. Complete any PDF document electronically – even while on the go. Pre-fill multiple PDFs simultaneously or extract responses from completed forms with ease.

Organize & convert PDFs
Add, remove, or rearrange pages inside your PDFs in seconds. Create new documents by merging or splitting PDFs. Instantly convert edited files to various formats when you download or export them.

Collect data and approvals
Transform static documents into interactive fillable forms by dragging and dropping various types of fillable fields on your PDFs. Publish these forms on websites or share them via a direct link to capture data, collect signatures, and request payments.

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Share, email, print, fax, or download edited documents in just a few clicks. Quickly export and import documents from popular cloud storage services like Google Drive, Box, and Dropbox.

Store documents safely
Store an unlimited number of documents and templates securely in the cloud and access them from any location or device. Add an extra level of protection to documents by locking them with a password, placing them in encrypted folders, or requesting user authentication.
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What our customers say about pdfFiller
See for yourself by reading reviews on the most popular resources:
Only criticism is I tried to pay with my New Zealand AMEX and it was rejected and Amex NZ blocked the card sensing you were defrauding me! Payment went through via another card but only after the bank got my OK as it seems your company has some "black marks" and perhaps inadvertent links to some known fraudsters.
2014-09-17
i loved this. i was confused though at first about whether i could use a free trial or if i would be charged. i would recommend highlighting the free trial offer upfront to get more people to use this great product.
2014-09-30
A little overwhelming at first. Trying to send to a client to fill out a form but it seems a little difficult. A webinar would be nice. I am going through the FAQ with some success.
2017-01-09
I like the fact I can do this online. But, being new, it's complicated finding my way around. I cannot figure out why the font changes size when completing column J - both lines.
2017-11-01
I really like PDFfiller and it really easy to use. My only suggestion would be that you offer some way to delete or erase Fillable Names etc. that are saved if we choose. (i.e. Wrong spellings or no longer needed information.)
2018-06-05
Thank you for providing a quick easy…
Thank you for providing a quick easy and accessible way of editing pdf files that have permissions blocking from editing the file itself
2023-04-15
What do you like best?
I like how easy it is to navigate the site.
What do you dislike?
I dislike how sometimes my documents don't get sent out, I have to resend a couple of times before they are received.
What problems is the product solving and how is that benefiting you?
It is allowing me to edit certain documents that I was once before remaking the entire document for different clients.
2022-11-12
I've been using this app to help me…
I've been using this app to help me edit a workbook PDF that I am using for a course and it has been incredibly helpful. The only issue I am having comes to resizing text boxes, which can be rather cumbersome.
2022-08-22
Immediate Payment Refund
Payment Refund Signed up for free trial with pdffiller and forgot to cancel. When I explained this to pdffiller my payment was returned to my account the same day.
2021-10-25
Add Watermark to PDF and Secure PDF File for Android
Protect your PDF documents with our user-friendly feature that allows you to add watermarks and secure files on your Android device. This tool addresses the growing need for document security while ensuring your brand identity remains present in every shared file.
Key Features
Easily add text or image watermarks to your PDF files
Set permissions to restrict editing, printing, and copying
Preview changes in real-time before saving
Save and share securely with just a few taps
Compatible with a variety of PDF formats
Potential Use Cases and Benefits
Ideal for businesses looking to brand their documents
Perfect for freelancers protecting their work
Useful for educators sharing course materials securely
Convenient for authors to safeguard manuscripts
Supportive of legal professionals who need to share sensitive information
This feature can help you maintain control over your valuable documents. By adding a watermark, you assert your ownership and ensure that your files are recognized as yours. Furthermore, setting security permissions prevents unauthorized access or modifications, giving you peace of mind. Whether you are sharing important documents with clients, students, or collaborators, our tool provides the reliability you need.
For pdfFiller’s FAQs
Below is a list of the most common customer questions. If you can’t find an answer to your question, please don’t hesitate to reach out to us.
What if I have more questions?
Contact Support
How do you put a watermark on multiple PDF files?
Click “Add directories to list” icon to add all files in a folder to the list together;
Click “Watermark→Create→New Text Watermark” to enter into “Add Text Watermark” interface, define name, then click “Macro” button to choose unique data for different PDF copies;
How do I create a watermark on my phone?
Launch Visual Watermark.
Click Select Images or drag your photos into the app.
Select one or more images you would like to watermark.
Click Next Step.
Choose To add logo.
Edit logo watermark using editing tools.
Can you unsecure a secured PDF file?
Choose Tools > Protect > Encrypt > Remove Security. Remove Security: The options vary depending on the type of password security attached to the document. If the document has a Document Open password, click OK to remove it from the document.
How do I mark a PDF on my phone?
Open the OneDrive for Android app, and open the PDF you want to mark up.
Near the bottom of your screen, tap Markup.
On the Markup toolbar (from left to right: Exit, Undo, Redo, Navigate, Pen, Highlight, Note, Text, and Erase), tap the tool that you want to use.
How do I add a watermark to a secured PDF?
Step 1: Run PDF Watermark Tool and add PDF files to watermark.
Step 2: Enter text to insert as watermark.
Step 3: Select a new location to save the PDF file.
Step 4: Click on add watermark to PDF file.
How do I put a watermark on a PDF on my phone?
loved- PDF Editor. loved is a full-fledged PDF editor that lets you add watermark to PDF documents.
Dodo PDF Reader & Editor.
PDF Utility.
How to Add Watermark to PDF and Secure PDF File for Android - video instructions
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