Document App Protect Online For Free

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Up to 100 MB for PDF and up to 25 MB for DOC, DOCX, RTF, PPT, PPTX, JPEG, PNG, JFIF, XLS, XLSX or TXT
Note: Integration described on this webpage may temporarily not be available.
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Last updated on Dec 12, 2023

Discover the simplicity of processing PDFs online

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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
Easiest To Do Business With - Summer 2025
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:
It was a little difficult to navigate at first, but has allowed me to begin to file paper claims with insurance companies for a small medical company. Help was quick when I asked. Alignment is a little off, but it gave me a good, cheap start.
ASHLEY E
2018-10-03
I was very impressed with all the option that were readily available to me. The library was amazing, and aside from business I found things for my children, as well.
Leslie G
2018-12-18
Pretty easy to use! Pretty easy to use!Update: Been using this a while now, only down side is that when you blank off certain information, save the file and open it to check, for a very brief second all the old information flashes up.
CD
2020-02-09
Easy way to fill in forms online Easy to get things filled in and returned to customers without having to print, write and then scan or fax back. Saves a lot of time in getting payment information from guests. This software doesn't really do anything else except for fill in PDF files. If this is all you need then great but it would be nice if it could do some other tasks with PDF files as well.
Michael R.
2018-07-16
Very easy to use That I could fill it in immediately and be able to upload it and save it somewhere else. Also that the formatting remained the same That I had to save it twice in order to get what I had wrote. I also hate that the text box does not stay within the area you type in.
Sheandra P.
2017-11-25
Easy, and very convenient. Saves me lots of time. It's fast and easy, navigation of the site is easy, uploading and editing a document is easy, the SendToSign option is phenomenal! As of right now I have not really come across any thing that I dislike. The site is pretty self explanatory.
Rosie R.
2017-11-14
Overall great value for the performance and features! Great UI/UX, picks up all embedded objects from a multi-layer or flat PDF file. Reasonable subscription plan options and the signature/send to sign features are a game changer for a SaaS tool.
MazeGamer
2023-06-18
I used the free trial to compile rent due ledgers for the ************** requirement. I did not cancel on time and was charged $180 dollars. I reached out to support and ****** returned my email within minutes. I provided my information to customer service specialist ****** and he fixed the problem. There wasn't any back and forth emails. It was straight to the point. Thank you ****** for being quick and professional.
Melissa H
2022-04-05
I had a misunderstanding with PDFfiller . . . thought that I had cancelled my subscription immediately after discovering that it didn’t fit my needs, but something went wrong, & I was charged for a one year subscription at the end of a 30 day trial period (didn’t realize that I was in it). When I went to the Customer Assistance website & explained the problem, PDFfiller immediately refunded the amount charged. Honorable people!
Dennis C
2020-06-06

Instructions and Help about Document App Protect Online For Free

Document App Protect: simplify online document editing with pdfFiller

If you have ever needed to file an application form or affidavit in short terms, you already know that doing it online using PDF documents is the simplest way. In case share PDF files with others, and if you need to ensure the reliability of shared information, try using PDF editing tools. Having access to a PDF editor gives you the ability to edit text, add images and photos, complete forms and convert PDF files to other file formats.

Using pdfFiller, add text, tables, pictures, checkboxes, edit existing content or create new documents from scratch. New documents can be saved as PDF files and can then be spread both inside and outside the business with the integration’s features. With pdfFiller, any PDF document can be converted into Doc, PPT, Excel, JPG, or simple text file.

Create legally binding signatures from a photo, with e-signing feature. Get access to this from all your devices, your signature will be verified all across the United States according to the DESIGN Act. Use an existing digital signature (scan it from your device, or take a photo), type your signature, or verify documents with QR codes.

Use powerful editing tools to get professional-looking documents. Store your information securely and access across all your devices using cloud storage.

Fill out forms. Discover the range of ready-made templates and choose the one you are looking for

Edit. Make changes to your documents with a very user-friendly interface. Change the content or mix it up with images, apply watermarks or add checkboxes

Create documents from scratch. Add fillable fields. Copy and paste text.

Change the format. Convert PDF files to any document format including Word, Excel, Google Docs, Pages and more

Provide safety. Prevent third parties from accessing your data without a permission

Document App Protect: Secure Your Important Files

Introducing Document App Protect, a reliable solution to keep your files safe and secure. This feature empowers you to manage sensitive documents confidently, ensuring that your information remains protected against unauthorized access.

Key Features of Document App Protect

Advanced encryption for document security
User-friendly access controls for file sharing
Customizable permissions for different users
Real-time monitoring to track activity
Seamless integration with your existing workflow

Use Cases and Benefits

Protect confidential client information in a business setting
Secure personal documents like tax records and medical files
Enable team collaboration while maintaining data privacy
Enhance compliance with industry regulations
Reduce the risk of data breaches and loss

Document App Protect addresses your need for security and peace of mind. By encrypting your documents and offering robust access controls, you no longer have to worry about unauthorized access to your files. With this feature, you can focus on what matters most, knowing your sensitive information is safe and sound.

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
Here's how: Open the Pages app or Numbers app and open the document you wish to set a password for. Pull down the Pages menu and choose Set Password Confirm the password and offer a hint if desired, and choose to set the password.
Open the document you wish to password protect in either Pages, Numbers, or Keynote app. Tap on the Wrench icon to access Settings. Choose Set Password, entering the password and a hint to secure the document instantly.
Click an object to select it or select multiple objects. Do either of the following: Lock: Choose To arrange > Lock (from the Arrangement menu at the top of your screen). Unlock: Choose To arrange > Unlock.
Only admins have the ability to lock and unlock pages in the Team. To Lock a Page: Click the 3-dot menu next to the page name and select Lock. Once a page is locked, you'll see a lock icon next to the page.
Wrap text around an object Click the object to select it. In the Format sidebar, click the Arrangement tab. Click the Text Wrap pop-up menu, then choose an option: Automatic: Text flows around the object as appropriate for the object's placement on the page in relation to surrounding text.
Step 1: Put the cursor before the part of document you will protect, and then click the Breaks > Continuous on the Page Layout tab. Then add a continuous break at the end of the part of document with same way. Step 2: Show the Restrict Editing pane with clicking the Restrict Editing button on the Review tab.
Open Pages, Numbers, or Keynote and document that you want to set a password for on your iPhone or iPad. 1) Tap the More (three-dot) icon from the top right. 2) Select Set Password. 3) Type the password, verify it, and optionally include a hint.
The simple answer is: You can't, at least not in the way you can protect Excel cells. A small consolation is that you can lock tables. So, you could create a table for your numeric masterpiece, select the table, and then choose To arrange → Lock.

#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