Encrypt PDF and Esign PDF for Microsoft Gratis
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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
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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:
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It is very useful for me. I have had to modify a document several times and I found this quite easy to do with the PDFfiller. Thank you for inventing it.
2016-05-17
It is easy to work with. The best for adding content to PDF files whether it is words or photos. This is my #1 go to for files. I am in real estate and this is the best product
2016-09-24
What do you like best?
It gave us the opportunity to place our registration in a fillable format.
What do you dislike?
A user cannot save their progress and must complete the entire form in one sitting.
What problems are you solving with the product? What benefits have you realized?
Easy for parents to use. Parents no longer need to print out the document and send it in with a hard copy. It also gives us the ability to file a digital and hard copy if we so choose.
It gave us the opportunity to place our registration in a fillable format.
What do you dislike?
A user cannot save their progress and must complete the entire form in one sitting.
What problems are you solving with the product? What benefits have you realized?
Easy for parents to use. Parents no longer need to print out the document and send it in with a hard copy. It also gives us the ability to file a digital and hard copy if we so choose.
2019-05-28
Very Helpful!
Kara was very helpful in answering my questions to learn more about the features of pdfFiller as a possible platform for our online forms for our clients and prospects. Prompt, professional and friendly chat response!
2023-09-14
I found the website to be very useful…
I found the website to be very useful when I needed it to read and edit pdf files.
The website is very easy to navigate and use.
2022-10-04
I know there is more to learn and if I had the time to learn it, I would, but I just don't have the time, am in the middle of moving, so I can't do it.
2022-04-02
great you can do anything needs to be…
great you can do anything needs to be done the best pdf editor you can find , but the price is and subscription is little too much
2022-01-11
Such amazing and simple software
Such amazing and simple software! In my opinion, way better than Adobe and so much easier to find tools/commands.
2021-08-18
definitely easy to use. however some date fields do not have the "calendar" option, so you are forced to manually enter the date. That could be made easier.
2020-05-21
Encrypt PDF and Esign PDF for Microsoft
Protect your documents and streamline your signing process with Encrypt PDF and Esign PDF for Microsoft. This tool ensures that your confidential information remains secure while allowing for efficient e-signatures.
Key Features
File encryption to safeguard sensitive data
Easy e-signature functionality to simplify document signing
User-friendly interface for seamless navigation
Compatible with various Microsoft applications
Option to set permissions for document access
Potential Use Cases and Benefits
Protect financial statements from unauthorized access
Facilitate contract signing in remote work settings
Secure client information in legal documents
Streamline the approval process for business proposals
Ensure compliance with privacy regulations
This solution effectively addresses your need for document security and ease of signing. By encrypting your files, you shield them from prying eyes, while the e-signature feature expedites your workflow. Embrace the efficiency and security this tool provides, making your document management simpler and more reliable.
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 I encrypt a PDF in Windows?
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 do I encrypt a PDF to email?
1) Open or create the PDF file that you would like to encrypt. 2) Near the upper right-hand corner, click on Tools. 3) Click Protection to drop the security options. 4) Click Encrypt.
How do I password protect a digitally signed PDF?
Open the PDF and choose Tools > Protection > Encrypt > Encrypt with Password 6. If you receive a prompt, click Yes to change the security. 7. Select Require A Password To Open The Document, then type the password in the corresponding field.
How to Encrypt PDF and Esign PDF for Microsoft - video instructions
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