Password Protect and Merge 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
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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
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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

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:
Maybe I haven't found it, but it would help if there was a way to stop the fillable areas from snapping to each other. I had to figure out work-arounds for a lot of them.
Anonymous Customer
2020-01-06
What do you like best?
I like how easy it is to create forms and to fill out PDF forms. I also like the mobile app.
What do you dislike?
It's a bit slow, and sometimes crashes, requiring you to start over
Recommendations to others considering the product:
Definitely get and use the mobile app
What problems are you solving with the product? What benefits have you realized?
It makes it very easy to fill in forms that clients send me.
User in Law Practice
2016-05-23
What do you like best?
PDFfiller is very user-friendly and has great features. We use it for fillable online registration for our group tours as well as to edit pre-existing PDFs
What do you dislike?
We make many fillable enrollment forms that are the same except for the title. Would be helpful if we could regenerate a new PDF (with the fillable areas in tact) and just change the title to make a new PDF
What problems are you solving with the product? What benefits have you realized?
Online registration, surveys
Robin Collier
2020-02-05
Love it I love it and have recommended it to friends and collegues. Love the ability to change forms around and manipulate the forms to move entire sections around and still keep things neat and professional looking. The dashboard is messy and not as well organized as it could be.
Andrew C.
2019-05-16
Easy to use Easy to use - I was trying to redact parts of a document and adobe left me hanging even after rebooting, updating, etc. It was a breeze using pdfFiller instead and I encountered no issues and the process was so simple and clear.
Darryl Keys
2024-08-02
good goodgood goodgood goodgood… good goodgood goodgood goodgood goodgood goodgood goodgood goodgood goodgood goodgood goodgood goodgood goodgood goodgood goodgood goodgood goodgood good
Ten La
2023-03-16
I needed to submit an affidavit and didn't know where to begin and came across you site for the form and the free trial. I really appreciated the fact that you have the free trial available. Im' retired and do not need to use a lot of legal documents at this time. Thank you again.
Cassandra R
2022-04-14
Great customer service I didn't use the service, and my payment was refunded so easily! Most companies are not as willing to offer that level of customer service.
Sandee Mentrup
2020-09-25
Great customer support Great customer support. I forgot about a 30-day free trial period because I didn’t use the app after registering and checking it only once. They took the money for the whole year through PayPal and when I explained the situation they helped me with the cancellation of my subscription in a half an hour. They gave me the whole sum of money back.
Ewa Kuk
2024-12-19

Easy Password Protect and Merge PDF online and more, using pdfFiller

If you have ever faced any issues with attempting to Password Protect and Merge PDF using online options only, you're not the only one. Hours were wasted switching back and forth among several options. Using pdfFiller, you can start to get your time back and complete work faster.

pdfFiller is a certified, online PDF editor that actually works from the cloud. In order to Password Protect and Merge PDF, you just need to open a web browser, log in, pick a form, and Password Protect and Merge PDF in minutes. Completed online, the process of editing files in PDF is quick and simple, effortless even. An advanced set of tools enables you to do what you need and more. Here are some helpful features available in our solution:

01
Fill out fields. Insert them to let others to type their data
02
Layout management. Rotate, delete, or add document pages
03
Digital signatures. Certify agreements and contracts right from your device
04
Watermarks. Place your logo or company name on the document's pages
05
Smart export. Send a form by email or fax, transfer it to the cloud, or download as one of the available formats: PDF, DOCX, XLSX, PPTX, and JPG
06
Templates. Generate reusable documents and fill them out as many times as you want

Additionally, unlike some online-based applications, pdfFiller takes the security of your data to the next level. pdfFiller operates the services according to the US and EU data protection standards. pdfFiller establishes a secure connection when you sign in to your account and keep information in an encoded form so that the risk of not authorized access to your profile and included sensitive data is extremely low.

Value your time and get started with pdfFiller for an efficient approach to document management.

Password Protect and Merge PDF Feature

Enhance your document management with our Password Protect and Merge PDF feature. This tool offers an effective way to secure your sensitive files while combining multiple PDFs into one seamless document. With this feature, you can maintain control over who views your content, all while simplifying your document storage.

Key Features

Add password protection to individual PDFs
Merge multiple PDF files into one single document
User-friendly interface for easy navigation
Support for various PDF formats
Quick processing and instant results

Potential Use Cases and Benefits

Secure legal documents before sharing with clients
Combine multiple reports into one for easy distribution
Protect personal files during email sending or cloud storage
Create comprehensive presentations from various sources

This feature effectively solves your need for security and organization. By allowing you to merge files and set passwords, you can keep your information safe and prevent unauthorized access. Whether you work in an office, run a small business, or manage personal documents, this functionality provides peace of mind and efficiency.

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!

How to Use the Password Protect and Merge PDF Feature

To help you make the most of the Password Protect and Merge PDF feature in pdfFiller, follow these simple steps:

01
Login to your pdfFiller account. If you don't have an account yet, you can easily create one by signing up on the pdfFiller website.
02
Once you're logged in, click on the 'My Forms' tab at the top of the page.
03
In the 'My Forms' section, locate the PDF files that you want to password protect and merge. You can either upload new PDF files or select existing ones from your account.
04
After selecting the PDF files, click on the 'Merge' button. This will open the Merge PDF tool.
05
In the Merge PDF tool, you will see a list of the selected PDF files. You can rearrange the order of the files by dragging and dropping them.
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To password protect the merged PDF file, click on the 'Password Protect' option. This will open a dialog box where you can set a password for the file.
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Enter your desired password in the 'Password' field. Make sure to choose a strong password that is not easily guessable.
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Confirm your password by entering it again in the 'Confirm Password' field.
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Once you have set the password, click on the 'Save' button to merge and password protect the PDF files.
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After the merging process is complete, you will be able to download the password protected and merged PDF file to your computer or share it with others.
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If you ever need to remove the password protection from the merged PDF file, simply open the file in pdfFiller and go to the 'Security' tab. From there, you can remove the password and save the file without any password protection.

By following these steps, you can easily password protect and merge your PDF files using the pdfFiller product. Enjoy the added security and convenience of having all your PDF files merged into one protected document!

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 File > Print to open the print dialog. Click the PDF menu button at the bottom of the print dialog and select Save as PDF. Enter a file name and location for your new PDF file when prompted. The new PDF file will have the same contents as the original, but no password.
File→Create for creating a new PDF file. Choose Combine Files Into a Single PDF option. Click on Add File, add all the PDF files you want to merge. Add password of the locked PDF files. Click on Combine. File→Saves to save the PDF file.
File→Create for creating a new PDF file. Choose Combine Files Into a Single PDF option. Click on Add File, add all the PDF files you want to merge. Add password of the locked PDF files. Click on Combine. File→Saves to save the PDF file.
Click File > Print to open the print dialog. Click the PDF menu button at the bottom of the print dialog and select Save as PDF. Enter a file name and location for your new PDF file when prompted. The new PDF file will have the same contents as the original, but no password.

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