Easily Merge and Unlock PDF online For Free

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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
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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:
Pretty easy to figure out - the videos are helpful. I missed the Add Fillable Fields part and I am trying to figure that out. Support Chat was helpful. This is my first attempt to use Send to Sign
Harold M
2016-12-07
What do you like best?
easy access & the ability to duplicate a document and them make alterations
What do you dislike?
the site seems to always pulls up the Dashboard - which i never use - I would prefer to start at my documents
What problems are you solving with the product? What benefits have you realized?
saves time with preparing inspection reports.
Ronald Heugel
2020-01-22
They have very quick and responsive… They have very quick and responsive customer service. I was greatly relieved to have my issue resolved in a very timely manner.
Heather S
2020-03-13
Meralis Acevedo Meralis AcevedoI was able to find the form I needed. The only thing is that it was a little difficult figuring out how to use all the features it has. How to modify the text was not something I was able to do through erasing. Maybe using PDFfiller more often will help me maneuver the site with time.
Meralis Acevedo
2019-03-05
Thank you for providing a quick easy… Thank you for providing a quick easy and accessible way of editing pdf files that have permissions blocking from editing the file itself
Taylor Tracey
2023-04-15
I always have pdf tools and faxing… I always have pdf tools and faxing capability at my fingertips... With a Scanner at home and access to this site I am able to handle any need me or my family have for communicating documents of all types...
ed schultz
2021-09-20
I love that I can easily cancel my… I love that I can easily cancel my Trial subscription. It is not scam, you can try and leave if you dont need it.
Jasmina Markovic
2025-05-16
I signed up for the wrong subscription… I signed up for the wrong subscription on PDFFILLER and my issue was corrected by customer service. The agents there are very good to work with.
wayne
2025-02-13
My Title is Everywhere My experience was whelming with care and opportunity to have Money Deposited with Pay Pal, Transfer Money with Xoom, and Withdraw Money with the Online Check Writer. I have verified Xoom and Pathward Bank N.A. Thank You to OCW and Verify Id at Documents @ Netspend .Com
Derick Dewayne Clifton SSI
2024-12-14

How to Merge and Unlock PDF online

If your everyday workflow incorporates editing or handling numerous PDF files, the range of your editor’s functionality determines your efficiency and capacity through the entire working day. If you use the right software for the daily tasks, to Merge and Unlock PDF should be a fast and simple process. Try pdfFiller to gain access to any document feature in seconds and concentrate on the value of your projects.

With this robust online editor, you have access to your document history from any device and make all of the modifications you need anytime. The intelligible toolbar brings each functionality within a click, so you do not have to spend a lot of time onboarding or taking additional training. Create, edit, share, add fillable fields, and collaborate on your paperwork effectively.

Check how simple it is to Merge and Unlock PDF with pdfFiller

01
Browse the pdfFiller site and log in to your account. If you are a new user, you may register a new profile in a few clicks.
02
Go on to the Dashboard and transfer your file by clicking + Add new. Use the handiest method to add it: upload, locate a template, link it from your storage, or simply insert the URL.
03
Now you are set to Merge and Unlock PDF.
04
As needed, introduce any other adjustments to your document utilizing the comprehensive toolbar: add content, place fillable fields, annotate, highlight, or insert media.
05
Invite other users to work together on the file in real time.
06
When done, click DONE to complete editing.
07
Upload the document to your account or access it in your document history.

Merge and Unlock PDF with pdfFiller and discover more advanced features to elevate your document processing experience. Work on your files without obstacles on your way to better productivity, whether it is an individual task or a collaborative project. Start your free trial and try it now!

Easily Merge and Unlock PDF Feature

Experience the convenience of our Easily Merge and Unlock PDF feature. This tool allows you to streamline your PDF documents efficiently and effectively.

Key Features

Merge multiple PDF files into one cohesive document
Unlock password-protected PDFs quickly and securely
User-friendly interface for seamless navigation
Fast processing time for large PDF files
Compatible with various PDF formats

Potential Use Cases and Benefits

Combine reports, presentations, and contracts for easy sharing
Unlock important documents for editing or viewing purposes
Organize and simplify your digital files for better accessibility
Save time by merging files in just a few clicks
Ensure secure handling of sensitive information

Our feature solves your problems when dealing with multiple PDF files. Instead of wasting time managing various documents, you can merge them into a single file. Additionally, if you encounter locked PDFs, our tool helps you access your documents without unnecessary hassle. You will find that organizing your work becomes easier, enabling you to focus on what truly matters.

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!

Video guide about Merge And Unlock PDF

#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