Lock PDF and Split PDF for Microsoft Edge 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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Last updated on Sep 22, 2025

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:
Confusing.. Registration gets you nothing.. then you end up paying then you can do something. Why Register if you cannot do anything with the form... does not make sense.
Anonymous Customer
2014-11-23
I enjoy the simplicity but am annoyed that you can't use certain features without paying a higher price. $80/year is pretty high for a basic subscription.
Craig
2017-04-26
i am just starting a new company and your service has been essential in that i have a way to edit our flyers our price list and being able to add things for the customer like check boxes and signature lines has been a god send thank you
leanne h
2017-05-20
Very useful service. Trying to create a fillable pdf is made simple. Although when it's downloaded, one or two areas are not fillable anymore so have to do it again.
Rebecca
2019-02-11
What do you like best?
The ability to create drop down boxes. Easy to make changes.
What do you dislike?
Unable to copy and paste drop down boxes, and would prefer that the drop down menu goes away after making a selection.
What problems are you solving with the product? What benefits have you realized?
Saving paper, and printer ink.
User in Oil & Energy
2019-01-29
It was easy to use however I believe as a snowbird they should have another way to fill out the 8840 without having to sign up for this form filler. As it turns out we tried to fill out on line and the signature part wouldn't work. We ended up printing out the form and filling it by hand and mailing it in.
Linda W
2023-04-20
I am very satisfied with only being… I am very satisfied with only being signed in for a hour. Easy to navigate through and the pop-up suggestion are very helpful information on how to work the site.
Terry Griffin
2022-02-20
I signed up originally to utilise this service. Whilst I did not wish to continue with the service (just wouldnt need it again) I did struggle to cancel the service. I sent an email outlining my issue and got the quickest response back and my account fixed and funds returned. Great service if you do require all the time. Easy to use. Highly recommend.
Bmua
2020-07-25
I'm liking it so far I'm liking it so far. I have about 20 forms to send to each client. it would be great if I could send all 20 in one file. or down load the link to each on on my website.
Shawna
2020-04-25

Lock PDF and Split PDF for Microsoft Edge

Enhance your PDF experience with the Lock PDF and Split PDF features in Microsoft Edge. This tool is designed to offer you more control over your documents, ensuring their security and flexibility.

Key Features

Secure your PDF files with password protection
Easily split large PDF files into smaller segments
User-friendly interface for quick access
Compatible with various document formats
Supports fast and efficient processing

Use Cases and Benefits

Protect sensitive information in your PDFs
Share only necessary sections of a document
Organize large PDF files for better workflow
Streamline document sharing across teams
Safeguard personal data when sending files online

With Lock PDF and Split PDF features, you can solve common problems faced by users when managing PDFs. If you worry about unauthorized access to your documents, the password protection feature provides peace of mind. Meanwhile, splitting documents allows you to tailor content specifically for different audiences, ensuring efficient communication. Embrace these tools to take control of your PDF management today.

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
Drag-and-drop a PDF file into the Chrome browser window to open it in Chrome. Click the menu button in Chrome and select Print. Click the Change button under Destination and choose Save as PDF. Under Pages, specify the range of pages you want to extract.
Set criteria for dividing your file. In the secondary toolbar that opens, use the Split by drop-down menu to specify if you want to split the PDF file by number of pages, maximum file size, or top-level bookmarks. Set output options to split your PDF, then click OK. Click the Split button, then click OK again.
Open the PDF and choose Tools > Protect > Encrypt > Encrypt with Password.
1. Open the PDF and choose Tools > Protect > Encrypt > Encrypt with Password.
Open the PDF file you need to add pages to. Click 'Merge' on to add another file. On the preview screen, you can rotate, delete or rearrange the added files in any way you'd like. Afterward, click 'Merge' again in the top right corner to save your new file.
Drag and drop your PDF into the PDF Splitter. Choose to 'Extract every page into a PDF' or 'Select pages to extract'. For the latter, select the pages you wish to extract. Click 'Split PDF', wait for the process to finish and download.

#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