Add Watermark to PDF and Encrypt PDF for Mac Gratis
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Create & edit PDFs
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.

Fill out & sign PDF forms
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.

Export documents with ease
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:
It was very helpful to have forms at my fingertips that required little effort to complete. It also provided some forms that I did not have but a customer required. Very helpful!
2016-05-13
originally i was dissatisfied with paying $20 to learn how to use the system and still did not get any benefit. Then customer service reached out to me to provide assistance and work on a solution. I am still learning how to effectively use it but am happy for their willingness to help.
2017-10-05
Creating fillable pdfs has never been better
PDF filler has been extremely benefitial for me, I has allowed me to go almost completely paperless, and this has had a great impact for my business since paper cost is extremely high in my country.
I love PDFfiller, it is a great software for creating fillable PDF forms and this has allowed me to go almost paperless in my office, I just create the forms, send them to my patients and they send them back and that is it.
At first it can be somewhat complicated to use, I believe that it has a steep learning curve, but once you get the hang of it is just a great software.
2018-06-26
Interesting product the pdfFiller. I would like to learn what else I can do with this software. The new look for the PDF is wonderful but I don't know if I would be able to use the old PDF from Microsoft. It seems I just paid my Microsoft subscription. It seems that the PDF is a software of it's own and doesn't come with the Microsoft Tools.
2024-07-12
Cost effective and top class customer support,
integrating pdfFiller has been a breeze, my team use it everyday to send out dozens of branded quote documents and it's never failed us.
The main driver for us in this decision was the ability to use our own branded PDFs. The second was the ability of pdfFiller's system to integrate with Salesforce via Zapier.
I genuinely can't think of anything I don't like. It does exactly what it needs to do.
2022-06-24
Initially I had problems being unable…
Initially I had problems being unable to access the latest addition of the forms that I needed. I finally succeeded with help guidance from the system.
2022-06-04
This popped up as I was looking for an…
This popped up as I was looking for an IRS form and this was perfect as my printer is on the outs and I NEED to send these forms to the IRS
2021-06-13
PDF Filler-Sign, Send and Relax
As a user of PDF Filler, I have found I can do so much and I try to when put to the challenge. I have many ways to adjust files and docs to my needs or the needs of my Agency or Management. My fault lies in my own lack of knowledge sometimes or my being scared to try to edit or sign something. Yet I can do so much more than I actually have to it amazes me. It is nice when I have to work on the go and don't have a lot of traditional options as i would use before-print, fill, sign,fax-etc. Stuff like that. I get great simplified organization here and it is right on point.I will keep growing and using this over time.
It is the only way to play for me with needing to sign documents while on the go or out of my home area. Today with covid-19 shutdowns, I am at the mercy of technology more than ever.And I am not the tech type guy. I have to try, fail, try again and learn if all is well. Sometimes, I will get a document on my mobile that says sign and send back right away. I get confused on my Google options, other things I use and I have 2 phones and can easily get lost on both. PDF Filler works so easily and involves virtually nothing.
I still get lost at times or can't get what I am aiming for on one of my personal devices. That is my error. The interface and expansions and lack for separate software actually are great here. Least liked features or issues are at my own fault here. It is pretty solid.
2020-06-09
The customer support is outstanding
The customer support at pdfFiller is outstanding. They responded quickly, were incredibly kind, and handled everything with great professionalism. It’s clear they truly care about their users. Highly recommended!
2025-05-25
Add Watermark to PDF and Encrypt PDF for Mac
Protect your documents with our Add Watermark and Encrypt PDF features for Mac. This tool allows you to secure your PDFs while giving them a professional touch.
Key Features
Easily add custom watermarks to your PDF documents
Encrypt PDFs with strong passwords for maximum security
User-friendly interface designed for Mac users
Supports various watermark styles, text, and images
Encrypt entire documents or selected pages with ease
Potential Use Cases and Benefits
Ideal for businesses that want to protect sensitive information
Great for photographers and artists to brand their work
Useful for legal and financial documents needing confidentiality
Helps individuals wanting to control the distribution of their documents
Our tool addresses your need for document security and branding. By adding watermarks, you ensure that your work is recognized and protected. Encrypting your PDFs guarantees that only authorized individuals can access the content, which is crucial in today’s information age. With these features, you can maintain the integrity of your documents, feel confident about sharing them, and enhance your professional image.
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 add a watermark to a PDF on a Mac?
Go to the “Tool” Tab. Open a PDF and navigate to the “Tool” tab on the left toolbar and choose “Add or Edit Watermark”.
Create a Watermark. Click the “Create” button and from here you can add a watermark to PDF on Mac, choosing either “Text”, “Image” or “PDF” as the source.
Set Preferences and Add Watermark to PDF on Mac.
How do I encrypt a PDF on a Mac?
In the Preview app on your Mac, open the PDF that you want to password-protect.
Choose File > Export, then select Encrypt. You can also enter a new name for the PDF if you want to create a pass worded copy and keep the original PDF unencrypted.
Type a password, then retype it to verify the password.
Click Save.
How do I encrypt a PDF with a password?
Open the PDF and choose Tools > Protect > Encrypt > Encrypt with Password. If you receive a prompt, click Yes to change the security. Select Require a Password to Open the Document, then type the password in the corresponding field.
How to Add Watermark to PDF and Encrypt PDF for Mac - video instructions
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