Lock PDF and Add Page Numbers to PDF for Chrome For Free

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Last updated on Jan 16, 2026

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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.

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What our customers say about pdfFiller

See for yourself by reading reviews on the most popular resources:
it was good it need to be made easy to pay for and a one time trying useage. then bill when the person comes back.And the contack number need to be given to end the payments.
Shera T
2015-06-30
Works great with laptop, but Was time consuming and difficult to work on IPad. Had to switch to my laptop in order to speed up the process and complet the job.
Raul Z
2016-07-24
It seems to be the one site that I can get that document or contract completed when I cannot find it anywhere else on the Net. I always end up at this site at ridiculous hours so Thank you PDFfille
Felisa R
2017-11-22
It's awesome! Love the fact that I can make changes to PDF's! Love the ease of this application. I'm still wondering if I can transition information to Excel spdsheet.
Maranda B
2019-05-29
What do you like best?
PDFfiller actually has lots of online tools that can help with many general document editing tasks. We can convert PDF files to lot of different document formats such as DOC files, which are files I use often at work. For document signing, editing and adding fillable fields is not complicated. The toolbar has tools that are neatly laid out and easy to access. There are lots of click-and-drag features that make using PDFfiller comfortable, even with hours of editing. There are also helpful collaboration options that let internal staff communicate about document edits.
What do you dislike?
From an admin perspective, it's been a delight working with PDFfiller, but some people that receive our digital documents can sometimes have trouble accessing the files and knowing how to sign them.
Recommendations to others considering the product:
PDFfiller can be a valuable solution if you need to make lots of edits to PDF files and don't have a much experience with more advanced software like Adobe Acrobat. It seems to be designed for beginner users, but can also work for more expert document editors.
What problems are you solving with the product? What benefits have you realized?
Even though I know how to use various popular PDF and document editing software, I often turn to PDFfiller to allow for more intuitive editing features and its abilities to work with just about any PDF we load into it. It's a versatile editing solution that lets us quickly format our documents to our specifications.
Dillon Monroe
2019-11-17
PDFfiller is almost as good as Adobe PDFfiller makes PDF editing simple and quick. It's almost as good as Adobe itself. If you don't have Adobe, then here's you substitute. It's a simplistic and quick online PDF editor. You basically upload your PDF file, then if provides to all of your needs from: inserting text, erasing text and other modification options. None at the moment because I appreciate using it.
C.F. J.
2019-03-13
This was my first experience with completing a 1099-NEC. It took me a while to figure out what to do. I really enjoyed it. I hope I haven't duplicated
Sharon W
2024-05-23
There was a big learning curve for me, but think I have a fair handle on it now There was a big learning curve for me, but I think I'm getting the hang of it now, once I've finally finished a Fax Form cover sheet.
Cheryl Young
2024-02-16
So far so good So far, so good but it is only one document. Seems pretty self-explanatory. I have a few more documents I'd like to try out. I appreciate the free trial offer.
Tracy Holmes
2022-11-05

Lock PDF and Add Page Numbers to PDF for Chrome

Enhance your PDF experience with our Lock PDF and Add Page Numbers feature for Chrome. This tool simplifies document management, making it easy to secure your files and organize them effectively.

Key Features

Easily lock PDFs with a password for added security
Add editable page numbers to all or selected pages
User-friendly interface designed for quick navigation
Compatible with various PDF formats
Save and share locked PDF files seamlessly

Potential Use Cases and Benefits

Secure sensitive documents that require confidentiality
Organize reports and contracts with clear page numbering
Create polished presentations with professional formatting
Enhance collaboration by sharing securely locked PDFs
Simplify document retrieval with numbered pages

This feature addresses your need for security and organization in document handling. By locking your PDFs, you protect crucial information from unauthorized access. Adding page numbers helps you maintain order, making it easier for you and others to reference specific sections. Empower yourself with a streamlined and secure way to manage your PDFs.

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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
3-Step Process 1) Install the software Merge PDF for Google Chrome 2) Upload your PDF Files and choose how to merge the PDF files, which PDF file goes first/second/third etc 3) Download the merged PDF output file instantly Our servers merges your PDF files into one file within seconds.
Lock It Up: Password Protect Files. Password protects any file or folder. Use the Lock It Up Chrome Extension to password-protect any file or folder. Simply drag-and-drop files/folders into the side panel, open the popup, enter a password, and a file will be downloaded that is AES-256 bit encrypted.
Using the Extract Pages feature, pages are copied and saved as a new PDF document. You can extract one page at a time or multiple pages within a range. Right-click in the PDF, and select Extract Pages from the right-click menu. Note: This option is not available in Edit Mode.
You have to open a PDF document, select the pages that you want to hide and then click on the Lock button. A red padlock icon will be displayed in the page preview over the pages that are locked. You can then save the PDF file, and it will ask you for a password before saving the PDF document with locked pages.

How to Lock PDF and Add Page Numbers to PDF for Chrome - video instructions

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Best Meets Requirements- Summer 2025