Encrypt PDF and Convert PDF to PPT for iOS 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 24, 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:
The forms are easy to fill out and the online chat help was great. But I was a little confused when I was first starting and seemingly just thrown into the fire so to speak after what I thought was just filling in a form and really didn't have a 'how to video' before I was already in ther.
Stephanie
2019-02-06
What do you like best?
Create and save editable PDFs in one secure spot. Getting verified signatures with a time stamp is great.
What do you dislike?
I do not dislike anything. If I had to pick my least favorite thing, I’d say that sharing documents via is not as straight forward from the website. I usually save a local copy and email from that to avoid confusion.
What problems are you solving with the product? What benefits have you realized?
Sending contracts for signatures to clients.
Agency in Entertainment
2019-02-25
What do you like best?
I used PDFfiller to complete PDF versions of scholarship applications and it was such a time savings and so easy to work with that it was worth every penny. Since that time I have found many more features, like the verified signing, that it has become a necessary tool for both work and personal use.
What do you dislike?
Not really anything I disliked. I think the price for a personal user is a little expensive.
What problems are you solving with the product? What benefits have you realized?
Verified signatures and completing PDF documents.
User in Computer Software
2019-08-22
It was a little slow at the beginning… It was a little slow at the beginning until all information required was visible to agent - perhaps of the template for reply used. After that it was very quickly resolved. Thank you for todays agent.
Rolando Melgar
2023-10-28
Successful Chat Support Kara helped me locate a document that I could not find after downloading it. What a relief! I was extremely worried because personal information was on the document. Through the chat support feature, Kara guided me in locating the document in my account (which I didn't know I had), moving it to the Trash, and then permanently deleting it.
Julia Antoni
2023-06-26
What do you like best? I can manage various professional documents with minimal difficulty---especially during these past few years, when electronic submissions replaced face to face meetings. What do you dislike? Nothing, really. All of the features are clear and easy to use. What problems are you solving with the product? What benefits have you realized? I can quickly solve issues with documents by submitting reports and documents without a worry, given the features of the platform.
Elizabeth Ciaravino
2022-02-14
I am using the service to help with…updating documents I am using the service to help with documentation and transferring data. I was pleased to have good customer service, when I needed it, with prompt response time and helpful tools to fix the problem.
Jennifer Rappole
2021-02-04
This product is very easy to use and I… This product is very easy to use and I am impressed with the various toll available to make the changes to the PDF files.The service and backup provided by the support team is excellent. I cannot fault their response times (within 20 minutes of my email) and they were attentive to my concerns and resolved the invoice issues immediately. Totally would recommend this to anyone.
Thomas
2020-10-22
Easy to import edit- wished I had this a long time ago! I was desperately trying to find a way to send my Doctor forms. Scanner/Printer was knocked out from the storm.
Timothy R D
2020-07-23

Secure Your PDFs and Convert Them Effortlessly

With our Encrypt PDF and Convert PDF to PPT features for iOS, you can manage your documents easily and securely. Whether you need to keep sensitive information safe or transform your files into a presentation format, we have you covered.

Key Features

Encrypt PDF files to protect sensitive data
Convert PDF documents to PowerPoint format seamlessly
User-friendly interface designed for iOS devices
Fast processing time for quick results
Supports batch processing for efficiency

Potential Use Cases and Benefits

Protect confidential reports before sharing with clients
Transform research papers into engaging presentations for meetings
Create teaching materials from PDFs for classroom lectures
Share financial documents safely with stakeholders
Access documents on-the-go with an iOS device

Our tool addresses common problems like data security and document compatibility. It allows you to encrypt your PDFs, preventing unauthorized access. With the ability to convert PDFs to PowerPoint, you can present your ideas effectively. This feature enables you to maintain control over your information while ensuring you can share it in a way that is understandable and appealing.

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
Go to the slide you want your PDF to be in. Click on the Insert tab in the PowerPoint window, then Object. Select “Create from File and find the PDF file you want to insert on your PC. Tick the Display as Icon option, then click OK.
Go to your Chrome browser on Android and visit its website. Tap the Choose file button and then hit Files to select a PDF file from your mobile phone. After that, the website will start uploading and converting. Once done, press the Download button to save the PPT file on your Android device.
Choose Tools > Protect > Encrypt > Remove Security. Remove Security: The options vary depending on the type of password security attached to the document. If the document has a Document Open password, click OK to remove it from the document.
Convert the PDF to PPT In your list, to the right of the file name click the three vertical dots to open-up the actions' menu. Click “Convert”. This will open up a new menu with file options for conversion. Click “PowerPoint” to begin the conversion.

How to Encrypt PDF and Convert PDF to PPT for iOS - 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