Lock PDF and Add Page Numbers to PDF for Computer Grátis

Drop document here to upload
Select from device
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.
0
Forms filled
0
Forms signed
0
Forms sent

Discover the simplicity of processing PDFs online

Card illustration
Upload your document in seconds
Card illustration
Fill out, edit, or eSign your PDF hassle-free
Card illustration
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

Card illustration

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.
Card illustration

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.
Card illustration

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.
Card illustration

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.
Card illustration

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.
Card illustration

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:
Great!! Saves me lots of time where I would have to find the form print it out and then type the information. The only thing that is a problem is the instructions within the form itself. I feel the instructions throughout the form should not be on the printout itself.
Siquetta P
2015-09-10
The experience feels as if PDF Filler was really made with the end-user in mind. Everything I needed to produce a professional document made simple. Thank you.
Bill W
2015-12-17
I paid for a year subscription to PDFfiller because I needed to fill out a form for college and employment applications. No stress like trying to add a text box in the correct place when using other programs. I have used it more than expected. Very pleased!
Heather F
2017-03-02
What do you like best?
We like PDFfiller because our patients don't want to have to waste precious minutes of their appointment time completing a health history update in the office. It's much simpler, not to mention faster, to have them do it at home and submit it when they're done!
What do you dislike?
The log-in process for the patient who has never used this service. We have a few patients who value their privacy and would rather not have to create an account in order to complete a form.
What problems are you solving with the product? What benefits have you realized?
PDFfiller is wonderful for our new patients! We send them to our website and have them navigate to where we have the clickable button to either complete the forms online or to print and bring them with to their appointment.
Robin McRath
2019-11-05
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
I never thought editing PDF files online would be that easy PDF files, while really good, can also be a pain, and PDFfiller eases that pain. Why deal with scanners when you can fill PDF forms online? It's support to cloud services is also great It just happens in the first times using it, but sometimes You can get a little lost if you're new to it
Ryan R.
2018-03-28
Worth the money I've been subscribing to this service for several years! I love it! It's nice to be able to start on my laptop or phone and pick up where I left off on the other device. The download notification feature is nice because it ensures the person got your email and actually downloaded the file. Will maintain my subscription for the immediate future.
Jon
2024-03-23
PDF Filler Beats Adobe Sign For Me I have used PDF Filler for about three years now and their customer service and platform are wonderful. Previously, I was using Adobe Sign but I found it way too expensive and cumbersome to use. Their customer support team always seems to be available and if any issues arise, they get solved quickly which is very important for me as a business owner. I highly recommend them.
Deidra Pittman
2021-10-06
Highly Recommend! I have been using PDF Filler for some time now, and I am beyond satisfied with their service. The platform is incredibly user-friendly, making it easy to edit, sign, and manage documents with just a few clicks. The documents they provide are always professional and up-to-date, ensuring that I have access to the most current forms and templates. What sets PDF Filler apart is its efficiency and reliability. Whether I need to complete a simple form or handle more complex document processing, the platform delivers every time. Their customer service is also excellent, providing quick and helpful responses whenever needed. I highly recommend PDF Filler to anyone looking for a seamless document management solution. It has made my workflow so much more convenient and efficient. Five stars all the way!
Sydney Taylor
2025-03-18

Lock PDF and Add Page Numbers to PDF for Computer

Secure your documents and improve organization with our Lock PDF and Add Page Numbers to PDF features. Whether you manage sensitive materials or simply want to present your files neatly, these tools offer reliable solutions for your everyday needs.

Key Features

Password protection to prevent unauthorized access
Easy addition of page numbers for better document structure
User-friendly interface for seamless navigation
Compatibility with various PDF formats
Batch processing for efficient handling of multiple files

Potential Use Cases and Benefits

Protect financial documents from prying eyes
Organize reports with clear page numbers for presentation
Secure academic papers before submission or sharing
Create official documents that require confidentiality
Enhance PDFs for client proposals with professional layout

With these tools, you can address security concerns and improve document structure effortlessly. The password protection feature allows you to share sensitive information without worry. Adding page numbers provides clarity to your files, making it easier for recipients to navigate. You can maintain professionalism while ensuring your content remains protected. Experience peace of mind and enhanced efficiency with our Lock PDF and Add Page Numbers to PDF features.

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
On the Page Layout tab, in the Pages group, click Insert. In the Open dialog, select the document to insert. Click Open. In the Insert Pages dialog, select from the available page range options, and specify where the pages should be placed within your file.
Insert Page Numbers in a PDF To do so, go to the “Tools” menu and click “Edit PDF” if editing is not enabled. Click the header or footer where you want the page numbers. Click where you want the page number, select the text font and size you want and click the “Insert Page Number” button.
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.

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

#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