Last updated on
Sep 21, 2025
Password Protect PDF and Encrypt PDF for Computer For Free
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Top-rated PDF software recognized for its ease of use, powerful features, and impeccable support
Every PDF tool you need to get documents done paper-free
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.
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 like everything I have tried with the exception of the fact that I cannot download a fillable form to my desktop. I wanted to make a form that I could pull up quickly on my computer when I have a new patient intake. It only allows a link and too many steps to make this a good alternative to the paper and pen format I am currently using.
2018-01-18
What do you like best?
Easy accessibility, signature verification, conversion to other formats, storage of documents, and ability to share to multiple platforms.
What do you dislike?
Zip Files - have to open and resave docs needed for uploading to other sources.
Recommendations to others considering the product:
Must be familiar with Zip files; Dashboard is super user-friendly; would not recommend for an occasional user - should have consistent need for the various services it provides.
What problems are you solving with the product? What benefits have you realized?
A quick and easy tool for conversion of docs to other formats compatible for social media marketing. And easy signature option of docs required for business transactions.
Easy accessibility, signature verification, conversion to other formats, storage of documents, and ability to share to multiple platforms.
What do you dislike?
Zip Files - have to open and resave docs needed for uploading to other sources.
Recommendations to others considering the product:
Must be familiar with Zip files; Dashboard is super user-friendly; would not recommend for an occasional user - should have consistent need for the various services it provides.
What problems are you solving with the product? What benefits have you realized?
A quick and easy tool for conversion of docs to other formats compatible for social media marketing. And easy signature option of docs required for business transactions.
2019-01-29
What do you like best?
I have several forms that need to be filled out and faxed back to companies. I love that I can fill them out online and fax the PDF back, rather than fill in and fax by hand.
What do you dislike?
The home screen can be confusing to find all my documents sometimess
What problems are you solving with the product? What benefits have you realized?
Solving having to do things by hand. Easily reproduced when needed.
I have several forms that need to be filled out and faxed back to companies. I love that I can fill them out online and fax the PDF back, rather than fill in and fax by hand.
What do you dislike?
The home screen can be confusing to find all my documents sometimess
What problems are you solving with the product? What benefits have you realized?
Solving having to do things by hand. Easily reproduced when needed.
2019-05-28
Wow! Finally a real online PDF editor, no more troubles on changing text and much more!
Just found it randomly, and since the beginning it shows me lots of features to edit pdf like texts, images, signs, highlights and more.
The graphic looks a bit oldie, but this is not a problem at all. Functionality first! 30 days trial, then you've to pay.
2019-02-08
Pleasant PDFiller!
I use PDFfiller almost daily. I work in Accounts Receivable and customers frequently like to have additional information added to their invoice. This is something our accounting program cannot do.
Very user friendly. Very appealing to look at.
I don't have any cons. I haven't found anything that I don't like about it.
2019-01-22
I absolutely love, PDF filler. It is so easy to create forms whether I use them as fillable or not, they are terrific. I love that I can name each form and save each form. It's so easy to print my new forms. I'm actually having the time of my life creating them, it's actually fun I know no one else is probably going to say that but I think it's really fun to use. I am 59 years old and this is better than Etch-a-Sketch back in the day and that says a lot lol I would highly recommend pdfFiller to anyone and I have. I own 3 medical practices and we have forms forms and more forms. PDF filler has been just an absolute lifesaver. I've also use it for personal forms that I need. I haven't had a need to use any of the pre templates that are available. I'm just so thrilled that I found pdfFiller. I actually purchased two Remarkable tablets for my practice and that was a disaster. It was an unremarkable purchase to say the least. It's just not that great when it comes to creating a beautiful document, it just wasn't for us. So glad that I went on Google and found pdfFiller. I am happy business owner!
Thank you.
2024-03-17
Easy to work with and fast responding time. I did not use it as much as I thought, and thought I had canceled it but apparently did not. They helped and refunded the money without question in a very quick time.
2022-07-12
Payment issue dealt with swiftly
After both my cards being declined to register my subscription, I went onto the online support chat. Kara was super helpful and quick to deal with my issue - very professional and friendly. Kara was very generous in giving me three free days and advised within that time to try my payment again after 24 hours. Thank you Kara for taking the stress away and resolving my issue fast. Morven
2021-09-16
pdFiller worked great for filling out…
pdFiller worked great for filling out immigration forms that wouldn't let me fill in blank spaces that my regular pdf editor wouln't let me.
2021-03-18
Password Protect PDF and Encrypt PDF for Computer
Secure your documents with our Password Protect PDF and Encrypt PDF feature for computers. This tool ensures that your sensitive files remain confidential and accessible only to authorized users.
Key Features
Easy-to-use interface for quick setup
Strong encryption to safeguard your files
Customizable password settings for enhanced security
Support for batch processing to secure multiple files at once
Compatibility with various PDF formats
Use Cases and Benefits
Protect personal documents, such as tax files or medical records, from unauthorized access
Secure business proposals and contracts during client presentations
Safeguard intellectual property, including plans and designs, from prying eyes
Share files securely with colleagues while ensuring privacy
Comply with data protection regulations by encrypting sensitive information
With Password Protect PDF and Encrypt PDF, you can rest assured that your files are safe from unauthorized access. Whether you work in an office or manage your personal documents at home, this feature provides you with peace of mind. By implementing strong encryption, you not only protect your sensitive information but also maintain your professional reputation. Start using this tool today and experience the ease of secure document management.
How to Password Protect PDF and Encrypt PDF for Computer - video instructions
#1 usability according to G2
Try the PDF solution that respects your time.