Merge and Unlock 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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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
High Performer - Summer 2025
Regional Leader - Summer 2025
Easiest To Do Business With - Summer 2025
Best Meets Requirements- Summer 2025

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:
It is one of the best programs I've used. It makes my life so much easier since I have a lot of forms to fill out. It is a great asset to any business!
Judy W
2015-09-25
I only have one contract to fill out as a real estate agent...My contracts are months apart so only need one month of service. after the learning curve this program is fairly easy to finish my needs....
Don H
2017-11-26
All of my experiences by way of the help line has been professional and satisfying. The Reps are all pleasant and extremely helpful. I am a very satisfied customer, Thank you!
Tina P
2019-11-03
My team of Advocates just LOVE My team of Advocates just LOVE, Love PDF Filler! It's made our job so much easier and our patients love the security and how easy it is for them to sign their documents!
Pamela W.
2019-05-09
Great PDF editor! Great! PDFfiller is easy to use, powerful, and user-friendly. It has all the features I need. I'd like to see more fonts so I can match the fonts on the PDF page.
Verified Reviewer
2019-03-13
Have been utilizing PDF Filler on my last 3 temp assignments and now purchased a 1 year subscription Have been utilizing PDF Filler on my last 3 temp assignments and now purchased a 1 year subscription and the benefits are awesome except the price for the subscription is too high for someone that only uses this software weekly or biweekly! being able to type into PDFs, upload easily, fax directly from my computer and send to sign feature. Have been utilizing PDF Filler on my last 3 temp assignments and now purchased a 1 year subscription. I also like the black out feature and the way the software notifies you when someone opens your emailed over or faxed documents. The Price is way too much since i dont use it everyday like real software. Also, i bought a subscription and to use the advance features i have to pay more which is ridiculous since i already paid.
Jesse G.
2017-11-14
Once you get used to the controls, which doesn't take long. You're off and running Great user experience, especially with the Form Filler. Please add a "File Upload" control
Nathan
2024-02-13
if the connection of the internet service provider is weak the form you type is loading until the connection comeback and repeat again in where you are last typing.
Roy T
2020-08-02
Amazing software and Customer Service is responsive and HELPFUL! I beta test software as part of my job at ************** and PDFfiller is top notch! *** **** ******* ***** Psychologist
Adam P
2020-05-25

Use the best online editing tool to Merge and Unlock PDF with ease

If you're tired with using single-function programs where you are only capable of complete one manipulation at a time, we understand how you feel. Hours are spent switching back and forth among numerous solutions. By using pdfFiller, you can start to get your time back and complete work faster.

Why pdfFiller? It's a certified, online-based PDF editor that actually works from the cloud. Simply open a browser, log in, opt for a sample, and Merge and Unlock PDF in minutes. Completed online, the process of editing files in Portable Document Format is simple and fast, effortless even. An advanced set of tools helps you to do what you need and more. Check out some helpful features available with pdfFiller subscription:

01
Fillable fields. Obtain the information from your users the simple way, by letting them to enter it to your document
02
Page management features. Rotate, delete, or add pages to achieve your objectives
03
Electronic signatures. Certify agreements and contracts straight from your device
04
Watermarks. Protect your content by placing your logo or name on pages
05
Smart export. Send a document out by fax or email, transfer it to the cloud storage, or download as one of the available formats: PDF, DOCX, XLSX, PPTX, and JPG
06
Templates. Generate reusable forms and fill them out as many times as you want

pdfFiller is not only useful for Merge and Unlock PDF but keeps the information safe. Your information is stored and transferred strictly following the General Data Protection Regulation standards, and encrypted. pdfFiller establishes a protected connection whenever you sign in to account and keep information on servers in an encrypted form so that the possibility of unauthorized access to your profile is almost impossible.

Value your time and get started with pdfFiller today for a streamlined approach to your document management.

Merge and Unlock PDF Feature

The Merge and Unlock PDF feature offers a simple way to combine and access your PDF documents. Whether you need to organize files for a project or access secured content, this feature streamlines the process.

Key Features

Easily combine multiple PDFs into a single document
Unlock secured PDFs to access content effortlessly
User-friendly interface for quick processing
Compatible with various file formats and sizes
Fast performance for time-sensitive tasks

Potential Use Cases and Benefits

Organize reports and presentations for work
Compile contracts and agreements into one file
Access important information from locked PDFs
Create a streamlined workflow for administrative tasks
Enhance document sharing for teams and clients

This feature helps you solve common document management issues. By merging files, you reduce clutter and create more organized documents. Unlocking PDFs allows you to access vital information without hurdles. Embrace efficiency and make document handling simpler.

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 Merge and Unlock PDFs with pdfFiller

Merging and unlocking PDFs can be done effortlessly with pdfFiller. Follow these simple steps to make the most out of the Merge and Unlock PDF feature:

01
Access the pdfFiller website or open the pdfFiller app on your device.
02
Sign in to your pdfFiller account. If you don't have an account yet, you can easily create one for free.
03
Once you're signed in, click on the 'Merge & Unlock PDF' option.
04
Upload the PDF files you want to merge and unlock. You can either drag and drop the files or click on the 'Select Files' button to choose them from your device.
05
Arrange the order of the PDF files by dragging and dropping them into the desired sequence.
06
If needed, you can also add more PDF files by clicking on the 'Add More Files' button.
07
After uploading and arranging the files, click on the 'Merge & Unlock' button to start the process.
08
Wait for the merging and unlocking process to complete. This may take a few moments depending on the size and number of files.
09
Once the process is finished, you can download the merged and unlocked PDF file to your device.
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Optionally, you can also save the merged and unlocked PDF directly to your pdfFiller account or share it with others via email or a link.

By following these steps, you can easily merge and unlock PDFs using pdfFiller's convenient and user-friendly Merge and Unlock PDF feature. Enjoy the seamless experience of managing your PDF documents with pdfFiller!

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
Run the tool, click on Add files / Add Folder option to insert PDFs & enter the password. Click on the Merge option and hit the Next button. Choose the desired Merge option and select the destination path.
Drag and drop your document in the PDF Password Remover. Confirm that you have the right to the file and click 'Unlock PDF!'. The decryption process should start right away. Modify your PDF further, or click 'Download File' to save the unlocked PDF.
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.
Select the password-protected PDF file. Right-click on it and choose Open with Google Chrome. Now, right-click on the PDF and choose the Print option. Next, choose Microsoft Print to PDF and then press the print button. Now, give a name and saving path to the new PDF file.

Merge and Unlock PDF Video Review

#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