Protect PDF from Copying and Secure PDF File for iOS For Free

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Upload your document in seconds
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Fill out, edit, or eSign your PDF hassle-free
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Download, export, or share your edited file instantly
Top-rated PDF software recognized for its ease of use, powerful features, and impeccable support
Users Most Likely To Recommend - Summer 2025
Grid Leader in Small-Business - Summer 2025
High Performer - Summer 2025
Regional Leader - Summer 2025
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Best Meets Requirements- Summer 2025

Every PDF tool you need to get documents
done paper-free

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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.
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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.
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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.
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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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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.
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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.

Customer trust by the numbers

64M+
users worldwide
4.6/5
average user rating
4M
PDFs edited per month
9 min
average to create and edit a PDF
Join 64+ million people using paperless workflows to drive productivity and cut costs

Why choose our PDF solution?

Cloud-native PDF editor

Access powerful PDF tools, as well as your documents and templates, from anywhere. No installation needed.

Top-rated for ease of use

Create, edit, and fill out PDF documents faster with an intuitive UI that only takes minutes to master.

Industry-leading customer service

Enjoy peace of mind with an award-winning customer support team always within reach.

What our customers say about pdfFiller

See for yourself by reading reviews on the most popular resources:
I have found forms through PDFfiller that I could not locate anywhere else--wonderful tool! It's fairly intuitive, but there are some cumbersome issues related to printing--too many steps--could be simplified.
Kim
2015-10-02
I felt very mislead, I entered a lot of info onto a form and was only told when I tried to print there was a charge. There was a monthly charge shown but when I selected the monthly option the cost suddenly shot up
Anonymous Customer
2017-04-08
PDFfiller is fast and easy to use. I load my documents, make corrections, save and print in a matter of minutes. I use PDFfiller often & recommend it highly.
Pamela C
2019-07-25
What do you like best?
It helps me to create templates for reuse
What do you dislike?
Fonts are hard to match when inserting wording
Recommendations to others considering the product:
Much easier for documents than in design
What problems are you solving with the product? What benefits have you realized?
Recreating documents/leases that are time consuming if I have to retype them.
Becky Jones
2019-05-21
Making my job a lot easier using this… Making my job a lot easier using this product. A little difficult to navigate. I'm sure it will come easier with more frequency of using the product.
Leatrice Jones
2020-03-11
BLOWN AWAY THIS SYSTEM IS AWESOME! I HAVE NEVER SEEN ANY PDF APPLICATON CONVERT A FORM INTO AN INTERACTIVE DOCUMENT AS QUICKLY AS PDF FILLER. IT'S NOT FAST, IT'S IMMEDIATE!FAST (I ALREADY SAID THAT.) EASY, ACCURATE, SMOOOTH.THIS IS WHAT THEY MEAN WHEN THEY DESCRIBE A SYSTEM AS "USER FRIENDLY." IT'S JUST FUN WATCHING A COMPLEX SYSTEM WORK FLAWLESSLY IN A WORLD WHERE MOST DON'T LIVE UP TO THEIR HYPE.COMPLEX TO INTERACTIVE IN SECONDS!!!
Scott Robinson
2019-10-25
PDFfiller Fills Needs My overall experience has been positive and if the cons are minimal. It's easy to use and allows me to make necessary additions or changes to documents with a minimum of fuss. Sometimes getting the font to match is a little challenging, but it's easier than trying to "fix," documents with white out and hand print information.
Maria S.
2019-05-24
PdfFilller review It's highly effective when you're looking for an application to modify and do all the edits you need to a pdf file yet for more inclusive processes and tasks I think other counterparts can be more suitable It converts pdf files to many formats, lets you edit and modify any pdf file and e-sign it in just a matter of seconds since these are the main features and purpose of this software. It has both iOS and android based apps. Helps you merge or delete pages of pdf files and almost all that you need to do and then easily share it since it's integrated with one Drive, office 364 and many more. It also has a free trial Well as helpful and efficient as it is but It lacks many options of Adobe Acrobat like converting files to PDF (powerpoint or excel) not just from.
Verified Reviewer
2018-10-22
This is an all in one business tool This is an all in one business tool; you can sign, fill, edit, add to, merge, notarize, pretty much anything and everything. An essential if you do business of any sort.
Ali
2022-09-18

Protect PDF from Copying and Secure PDF File for iOS

You may have documents that hold sensitive information or intellectual property. You want to ensure that these files remain secure and cannot be misused. Our Protect PDF from Copying and Secure PDF File for iOS feature gives you the tools to safeguard your documents effectively.

Key Features

Prevent unauthorized copying and printing of your PDF files
Set passwords for document access, restricting entry to authorized users only
Adjust permission settings to allow or disallow editing, printing, and copying
Compatible with various iOS devices for seamless use on the go
User-friendly interface, making it easy to secure your documents swiftly

Potential Use Cases and Benefits

Protect confidential business reports from being copied or altered
Share sensitive legal documents securely with clients and colleagues
Safeguard creative work, ensuring that your designs and writings are not misused
Maintain academic integrity by protecting research papers and thesis documents
Provide clients with secure contracts that they cannot modify or duplicate

By using our feature, you solve the problem of document vulnerability. You do not have to worry about unauthorized access to your PDFs anymore. This tool helps you keep your work secure while providing peace of mind, allowing you to focus on what truly matters.

Get documents done
from anywhere

Create, edit, and share PDFs even on the go. The pdfFiller app equips you with every tool you need to manage documents on your mobile device. Try it now on iOS or Android!

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
Protect PDF from Copying and Editing Go to the “Protect” tab, then click the “Set Password” button. Then select the option of “Permission Password”. Enter your desired password and permissions. Once confirmed, click on “Save” button to apply, and save your PDF file.
To password protect PDF, open the right document and click File menu. Then choose Set Password in the dropdown.
It's important to ensure other people can't easily unlock your phone especially if you store private photos in the standard Hidden folder in the Photos app. You can add a passcode to protect it just go to Settings > Face ID and Passcode (or Settings > Touch ID and Passcode, on older devices and iPad).
Click File > Info > Protect Document and select Restrict Editing. Your document then displays a Restrict Editing pane on the right-hand side of the document for formatting and editing restrictions.

How to Protect PDF from Copying and Secure PDF File for iOS - video instructions

#1 usability according to G2

Try the PDF solution that respects your time.
Users Most Likely To Recommend - Summer 2025
Grid Leader in Small-Business - Summer 2025
High Performer - Summer 2025
Regional Leader - Summer 2025
Easiest To Do Business With - Summer 2025
Best Meets Requirements- Summer 2025