Password Protect PDF and Merge PDF for Website 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
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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:
At first, I was disappointed by the service. We needed to fill out a rental application and have been very stressed. We found this website which seemed to be a dream come true. After having filled out all of the painstaking details, found that we had to pay to be able to fill out a document online. This was very frustrating. However, a customer service representative quickly resolved our issues. Thank you.
Anonymous Customer
2014-06-03
This program was a lifesaver while trying to apply for jobs and fill out rental applications out of state. I'm sure there are free ones out there but this was so easy to use and had every feature I needed. It has truly been invaluable. I had one document that wouldn't open and with one click I had it sent off to tech support who replied within 2 minutes and I was filling it out in under 10 minutes. Very happy and would recommend to anyone!
Nicole V
2015-06-05
after years of hunting I finally found… after years of hunting I finally found a pdf editor that is powerful, easy to use and reasonably priced.
Marty Demarest
2019-12-26
It has worked great for me It has worked great for me! Very user friendly, never had any issues with it since I purchased it over a year ago. I would very much recommend it
Gary Thandi
2019-11-24
This is the best PDF program Ive used This is the best PDF program Ive used. Ive long wanted something to compete with Adobe and this is it. I love the ease of using all features, especially the editing/adding text option. This program is top tier! As a healthcare provider who has to often complete forms for patients, this program exceeds my expectations.
DR. APJ
2024-11-08
I used their services for 1 year I used their services for 1 year, all great services and does exactly what you would expect. Also they are very fast to respond to customer's emails. They also gave me a very fast refund within few hours of requesting it as my subscription was auto renewal and i no longer needed that second subscription. Highly recommend and can be trusted with your money 100%.
Hemanth Gopinathan
2024-10-05
I recently started a trial account with… I recently started a trial account with pdfFiller but it wasn't quite what I was needing. I didn't cancel the trial correctly so when my Debit card was charged I immediately contacted support and they resolved it within about an hour!
Grant Oakes
2021-09-13
Excellent Product I was able to accomplish the task at hand with little effort. I am so pleased with this product that I have already shared it with several other people.
Janet B
2021-03-16
easy to use and there are a lot of options to have things mailed, emailed, faxed, etc right with a click of a button and entering information. It does have a fee for this BUT it is SUPER convenient so honestly its a very small price to pay to not have to worry about all the extra work i would have to do myself.
Anonymous Customer
2020-05-20

Password Protect PDF and Merge PDF Features

Enhance your document management with our Password Protect PDF and Merge PDF features. These tools are designed to give you control and security over your important files. You can safeguard sensitive information while easily combining multiple PDFs into one streamlined document.

Key Features

Secure your PDF files with customizable password protection
Merge multiple PDFs into a single, cohesive document
Easy-to-use interface for seamless navigation
Support for various PDF formats
Preview documents before finalizing changes

Potential Use Cases and Benefits

Protect client contracts, making them accessible only to authorized parties
Combine invoices into one PDF for easier record-keeping
Create compiled reports from multiple sources into a single file
Distribute newsletters while ensuring only intended readers can open them
Safeguard personal documents such as tax forms and identification

Our Password Protect PDF and Merge PDF tools solve your document security and management challenges. By allowing you to merge various files into one and secure them with a password, you ensure that your documents remain private and organized. This means you can share sensitive content with confidence, knowing you have taken the necessary steps for protection.

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
Open your PDF. Go to Protect Tab. Click Password. Enter Password. Select the Printing allowed dropdown. Select None means to prevent printing.

How to Password Protect PDF and Merge PDF for Website - video instructions

#1 usability according to G2

Try the PDF solution that respects your time.
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