Stay mobile Increase PDF Size on Microsoft Mobile Gratis
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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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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.

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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
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What our customers say about pdfFiller
See for yourself by reading reviews on the most popular resources:
It is a little hard getting the text to line up on the lines just right, but I figured a few tricks that help. Would have saved me time if I had been shown/told first in a tutorial how to fill it out best.
2015-09-22
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!
2019-11-03
What do you like best?
Ability to edit then fax. Simple to find documents that I have scanned to PDF format.
What do you dislike?
Could have a better fax cover sheet, it should be more graphic
Recommendations to others considering the product:
Just do it. Will save you time.
What problems are you solving with the product? What benefits have you realized?
Saves time
Ability to edit then fax. Simple to find documents that I have scanned to PDF format.
What do you dislike?
Could have a better fax cover sheet, it should be more graphic
Recommendations to others considering the product:
Just do it. Will save you time.
What problems are you solving with the product? What benefits have you realized?
Saves time
2019-08-15
Paul is a phenomenal customer support…
Paul is a phenomenal customer support rep. Very attentive, prompt and courteous. Took care of my issues immediately.Thank you Paul!
2019-05-19
Excellent Product
The product is offering me the ability to execute contracts/agreements on the fly no matter where I am. When traveling and a signature is required for contract execution, time is critical to completing the deal. PDFiller allows me to do that.
PDFiller is simply the easiest and most useful product in its category. Simple to use and very user friendly.
Honestly, it has done everything I have needed to for the past 3 years. If I had to say something, I would say maybe an easier way to save and send. But, that would be pushing it.
2019-01-22
This is the best site for PDF conversion
This is the best site that I have ever come across in terms of PDF converters and I highly recommend it. I was able to work on my piece for days with no fear of losing it, something which happens with some converters making you begin it afresh. I recommend this site for anyone with a large document to work on.
2022-05-07
I really love this app
I really love this app, it has helped me in so many ways, creating documents, correcting some and even create in one pdf different documents.
2021-02-20
I love the product and help via chat has been great...
I love the product and help via chat has been great but it would be nice to have some training videos to help me get up and running with the product. This is my busy season and it slows me down having to chat for help a video would be so much nicer. Thank you for a great product.
2020-05-22
pdfFiller’s customer service
pdfFiller’s customer service is exceptionally attentive to their customers. Their fast and prompt reply makes them a step above the rest.
2025-04-05
Stay Mobile: Increase PDF Size on Microsoft Mobile Feature
Stay Mobile brings you a powerful feature that allows you to increase PDF size directly on Microsoft Mobile devices. This functionality caters to a common need for users who work with documents on the go. Imagine being able to expand your PDF files effortlessly, making it easier to include more content while maintaining the integrity of your documents.
Key Features
Simple interface that allows quick size adjustments
Compatibility with various PDF formats
User-friendly controls for precise modifications
Instant preview to see changes in real time
Secure processing to keep your documents safe
Potential Use Cases and Benefits
Adding important images or charts to your reports
Including additional pages for comprehensive presentations
Expanding eBooks with supplemental material
Preparing documents for printing without losing quality
Ensuring all necessary information is included for sharing
This feature addresses a key challenge many users face: the need to modify PDF files on the go. By allowing you to increase the size of your PDFs, you can incorporate new information as your needs change. Whether you are generating a report, preparing a presentation, or processing important documents, you can do so swiftly and efficiently, keeping you productive and organized.
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 can I change the size of a PDF file on my phone?
How to compress PDF on Android and iOS Download the iLovePDF Mobile App on App Store or Google Play. Open the App. From the bottom toolbar, tap on Tools. Go to the Compress PDF tool. Select the red + button to import a file. Select the file thumbnail, then tap Continue. Choose your compression level.
How do I reduce the size of a PDF in WPS mobile?
· Steps to compress PDF quickly in WPS Office. Open the PDF file you need to compress in WPS Office. Head to the Tools tab, and click Compress to pop up a dialog. ... Check the PDF file you need to compress, and set the Level of compression. You can also click Add File to add more files to compress.
How do I resize a PDF on my phone?
How to compress PDF on Android and iOS Download the iLovePDF Mobile App on App Store or Google Play. Open the App. From the bottom toolbar, tap on Tools. Go to the Compress PDF tool. Select the red + button to import a file. Select the file thumbnail, then tap Continue. Choose your compression level.
Video instructions on how to Increase PDF Size on Microsoft Mobile
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