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Stay mobile Lock PDF Files on Microsoft Mobile 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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Top-rated PDF software recognized for its ease of use, powerful features, and impeccable support

Every PDF tool you need to get documents
done paper-free

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.

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.

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.

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.

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.

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

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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:

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My Mac products routinely lock me out of being able to edit any paperwork ever. I am constantly needing to update my resume or fill out start paperwork for new jobs and this is as easy as it is supposed to be and works pretty seamlessly.

MALKUTH F

2016-03-21

I love the ease and speed I can convert docs to fillable pdf files. I am not so happy with repeatedly being asked to rate the features, take a survey and attend a webinar.

Marsha H

2017-03-03

The pdf filler has been excellent to use to date. I haven't explored the other options available, such as sign and send, although, I will definitely look into a full options account. Cheers.. Millway Security Scott Miller.

Millway Security Scott M

2017-06-23

What do you like best?
PDFfiller makes my work life so much easier. I use it for all forms needed for credentialing or for our insurance plans. I use it daily.
What do you dislike?
I do not at this time have any dislikes. It has made things so much easier for me I do not see a downside yet.
Recommendations to others considering the product:
I highly recommend this product to anyone looking to save time and make your work life easier.
What problems are you solving with the product? What benefits have you realized?
I am able to fill out forms online that I have had to do by hand in the past. This is a time saver.

User in Medical Practice

2018-12-31

Easy to use. It's good that we have this product cause we can just sign PDF's without printing. Sometimes it's hard to place the 'typing icon' in the right place for filling in information or data.

Jason B.

2019-07-17

Convenient & Specific It's been very convenient and comfortable because I have been a longtime user. Easy to use and search for specific documents needed for everyday business. Saving the same documents can become cumbersome.

Mark G.

2019-05-16

Adobe should take notes from PDFFILLER I like that it's web based which allows me to use it on any computer without having special software installed. Nothing too bad but sometimes the converter feature would hang when I was converting large documents.

Verified Reviewer

2019-04-17

I love it ! Ive had so problems tring to find a app that i actully could use .This app works great. Its saved me a huge headache THANK YOU!!

jessicca

2021-05-21

The experience of using PDF Filler was fantastic The experience of using PDF Filler was brilliant once I got the hang of where to place the cursor ready for typing. What I found particularly useful was that I could type text in a text editor and then it was a simple case of copying and pasting it. Thank you.

Alex Alexander

2020-10-21

Lock PDF Files on Microsoft Mobile with no limits

Handling document management duties on your desktop is a pretty straightforward process, however, when you need to Lock PDF Files on Microsoft Mobile, you may run into some issues. It’s not unusual to find well-developed desktop software and poorly-developed mobile software.

pdfFiller is the leader in online document management, which doesn't mean it’s challenging to make use of. Lock PDF Files on Microsoft Mobile and much more:

01

All-round compatibility. Forget about using different tools for computers and mobile phones. Use a universal solution and keep all your records in one storage

02

High-level security. Protect your data with the latest encryption features according to the most important security standards

03

24/7 support. Contact our friendly customer care service if you encounter difficulties while working with the service

04

Legally-binding eSignature. Use eSignature that’s court admissible and has bank-level security and compliance

05

Various supplementary benefits. Notarize your records or send prepared forms right to the IRS in just a few clicks

Handle documents like a professional. Do business right from your browser or install the application. Despite of your choice, all your data is protected with the latest encryption features, so that nobody could get unauthorized access to your data. Don't wait, take advantage of professional document management now!

Stay Mobile Lock PDF Files on Microsoft Mobile

Protect your documents effortlessly with the Stay Mobile Lock PDF Files feature on Microsoft Mobile. This tool allows you to secure sensitive information stored in PDF files, ensuring your data remains private and accessible only to you.

Key Features

Simple one-tap PDF locking mechanism

User-friendly interface for quick navigation

Compatible with various mobile devices

Customizable security options for enhanced privacy

Efficient file management allowing easy access and sharing

Potential Use Cases and Benefits

Ideal for professionals handling confidential documents

Useful for students protecting their assignments and research

Great for businesses ensuring client data security

Helps in safeguarding personal information from unauthorized access

Enhances peace of mind by keeping your PDF files secure

Stay Mobile Lock PDF Files resolves the challenge of data security by providing a straightforward solution to protect your important documents. With this feature, you can work confidently, knowing that your information is secure. Embrace the convenience of mobile security and keep your files safe with ease.

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

How do I lock a PDF on my phone?

How to set a password to protect PDFs on Android. Begin by navigating to the password protection page on your preferred browser. Click the Select A File button to choose and upload your PDF. Create a password and enter the password, then retype it to confirm.

How do I put a password on a PDF app?

Click the Select a file button above or drag and drop a PDF into the drop zone. Enter a password, then retype it to confirm the password. Click Set password. Download the password protected PDF document or sign in to share it.

How do I lock a PDF on my iPhone?

How To Lock PDF With Password Open Files and tap on Browse (bottom-right in the footer menu). Go for On My iPhone. ... Tap Downloads or any other available folder that stores the PDF that you want to protect. Tap on the document's thumbnail to open it. Use the Share icon. Select Lock PDF. Type a Password and verify it.