Password Protect and Edit PDF 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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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

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 was having difficulty finding the legal documents I needed fillable copies you provided the access I needed. and my software wasn't allowing me to just fill in the documents online, I am finding my way around but if I can make it easier I am all in.
LaMar S
2016-02-25
very difficult to use -and the system does not total the # on each page like turbo tax does -not user friendly -hard to go back to add forms -that you did not originally prepare
cecil r
2017-01-16
Home Care case Manager adapting documents for a special case, could not have done it without this service, HIPAA compliance a must, PDFfiller making my charting possible!! Thank you!
Heather R
2018-10-06
What do you like best?
The flexibility to fill out e-doc and version control function.
What do you dislike?
Better to have a ruler to a-line the texts
What problems are you solving with the product? What benefits have you realized?
It helps a lot to fill out the PDF docs and file online. It’s fast, efficient and easy to make changes as needed.
Mei Luo
2019-01-28
Highly Recommended Excellent experience. It saves me a great deal of time. Cost effective. The software is very easy to use. A real timesaver. Sometimes it is a little slow in saving/processing various functions.
Debbie C.
2019-01-21
Pdf filler is great What I like most about pdf filler is the variety of options you have when editing your files I can't think of anything I dislike about it
Ashley L.
2022-11-15
Convenience for all! It makes all our documents look professional. Imagine the combined functionalities of Word and Adobe put together into one software. This is what you get Uploading and downloading larger documents might take a while sometimes. What do you think about this review?
lily Turner
2021-05-30
I love the product just don't have the need to justify a full subscription. I enjoyed the trial period and had great Customer Service when needed. Very prompt with replies. I would recommend this product.
Kim R
2020-10-02
Best part of the service is responsiveness to online support, but there are a few minor glitches that should be addressed. I'll elaborate later when time allows for it.
Duane
2025-04-30

pdfFiller — a straightforward tool to Password Protect and Edit PDF online

If you're tired with utilizing single-function programs where you are only capable to complete one manipulation, we understand how you feel. Hours are spent switching back and forth among several options. Use pdfFiller to get things done sooner and speed up such processes.

pdfFiller is a professional, web-based PDF editor that actually works from the cloud. In order to Password Protect and Edit PDF, just open a browser, sign in to your account, pick a form, and Password Protect and Edit PDF in minutes. With our service, the process of editing files in Portable Document Format is simple, seamless actually. An advanced set of tools helps you to do what you need and even more. Check out some features available with pdfFiller subscription:

01
Digital signatures. Certify forms right from your device
02
Extensive export. Send a form out by fax or email, transfer it to the cloud, or simply download a sample in one of the available formats: PDF, DOCX, XLSX, PPTX, and JPG
03
Templates. Generate reusable documents and fill them out as many times as you need
04
Fillable fields. Add to let users to enter data
05
Page management features. Rotate, add, or delete new pages to give and collect more information
06
Watermarks. Protect your content by placing your logo or name on pages

pdfFiller is not only handy but keeps your data secure. Your information is stored and transferred among web servers firmly following the GDPR standards. Thanks to the two-factor authorization, you don't need to go another day with your data exposed to unwanted third parties.

Value your time and get started with pdfFiller today for a more streamlined approach to your document management.

Password Protect and Edit PDF Feature

Secure your sensitive documents and manage your PDFs with ease. Our Password Protect and Edit PDF feature allows you to keep your information safe while providing the tools you need to modify your documents.

Key Features

Easily set and update passwords for document protection
Edit text, images, and pages within your PDF files
Merge, split, and rearrange PDF pages effortlessly
User-friendly interface for quick document adjustments
Compatibility with various devices and operating systems

Potential Use Cases and Benefits

Protect sensitive business files before sharing with clients
Edit reports or presentations for internal use
Create secure forms that require user input while safeguarding data
Share documents with added privacy for personal or professional use
Maintain control over your documents, even after distribution

Our feature solves your problem of maintaining document privacy and flexibility. You can protect important files while easily making necessary changes. Whether you are a business professional needing secure client documents or a student revising school projects, this tool streamlines your workflow. Enjoy peace of mind as you manage your PDF files effectively.

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
Click the Select a file button above, or drag and drop a PDF into the drop zone. Enter a password, then retype it to confirm the password. Click Set password. Sign in to download or share your protected PDF.

Video Review on How to Password Protect and Edit PDF for free

#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