The complete PDF solution across all platforms

  • Read, edit, and annotate PDFs.
  • Convert PDFs accurately with OCR.
  • Protect, manage, and share PDFs with ease.

Windows • macOS • iOS • Android

UPDF - Free PDF Editor

Top 5 PDF Editors on iPhone and iPad in 2023 (iOS 17 Compatible)

PDF files are all over the web, at work and school, as well as on your iPhone and iPad. They make it possible to share information, such as documents, presentations, and brochures, in a universal format across devices. However, making notes or highlighting text in them is not possible for most people.

Hence, there are some PDF editors for iOS on the App Store now. That being said, there are apps out there dedicated to making work easier and more productive, but only a select few really stand out.

We're here to make it easy for you to find the right ones. In the list below, I will share five free PDF editors for you to edit PDFs on your iPhone or iPad.

Top 5 PDF Editors for iOS - the Best of the Best in the World


There are a few more PDF editor apps in the App Store, but it is still quite hard to find a proper app from 300+ apps. It is even harder to find an app that supports editing the existing text in PDF on iOS devices. UPDF for iOS app has almost all the functionalities that you need to edit PDF files on iPhone and iPad.

updf pdf editor ios
  • The app has a clean user interface, ensuring that anyone can easily use this application. It can be used as a viewer and has AirPrint support, granting greater convenience to users.
  • You can also annotate PDFs on iPhone and iPad. You can quickly jot down notes on a PDF, highlight sections, extract text, and perform other editing tasks using any machine.
  • It provides exquisite editing capabilities, which allows you to add text and images to PDF on iOS, and it also allows you to edit text and images in PDF on iOS.
  • You can create PDFs by scanning on iPhone paper documents using the camera.
  • It integrates well with the UPDF Cloud, which means it's easy to share your files across several devices.
  • It can convert images to PDF files on iOS too! Moreover, if you want to convert multiple files, you can use its batch conversion features. Simply, you don't have to do the entire process for numerous files time and again.
  • Security features of this app ensure that your valuable files stay secure from data thefts.

While there are free options that may work for simple tweaks and annotations, UPDF is a better choice if you find yourself regularly making other major edits.

2. Xodo

Its intuitive layout puts the full PDF document at your fingertips -- you can scroll, flick and pinch to zoom or use two-finger rotation to easily browse multipage documents.

xodo pdf editor ios

Making notes and annotations has never been easier:

  • Choose any shape from our set of drawing tools.
  • Add text boxes and images.
  • Instantly share your work via email or other apps.
  • Edit text, insert, move, and delete images, and rearrange pages.
  • Works with both single-page and multipage documents.
  • It also allows you to highlight or underline text in different colors, strike out text that has been deleted, and open pages in bulk or one by one.
  • It also has a complete set of redaction tools, including a magnifier, a quick rectangle selection tool, and powerful text editing options.

3. iAnnotate

With iAnnotate you can upload and open files directly from Dropbox or iCloud. You'll have annotations saved automatically in iCloud, which will be synced across all your devices. It is a product that allows you to read and annotate documents on your iPhone or iPad.

iannotate pdf editor for iphone and ipad

iAnnotate for iOS is an incredible app that allows you to add color to your PDFs, highlight text, and even make handwritten notes. It also includes a powerful bookmarking function that allows you to keep track of important pages.

  • Easy and intuitive UI
  • Annotate and markup your PDF documents
  • Search and store PDF files on the go
  • Enhance document security and privacy
  • Syncs across all of your iOS devices
  • You can also use the full-screen mode that doubles as a presentation tool
  • iAnnotate also enables you to convert scanned paper documents in PDF format into editable and searchable files on your device

4. WPS Office

Maybe you are a college student who needs to make a lot of PDFs for school. Or, you have some documents to convert into PDFs to send over email. We have just the app for you: WPS Office for Apple iOS.

WPS Office for iOS enables you to author, view, and edit documents from anywhere, anytime. It has more powerful functions than other editors.

wps office pdf editor ios
  • Quickly flip through your files with just one tap on the cover page of the PDF file.
  • Print individual or multiple pages per sheet and customize your PDFs in the editable text pop-up window.
  • Supports both portrait and landscape viewing modes, auto screen rotation, and extended zoom in/out function.
  • You can reuse recent files quickly via the shortcuts in the drawer panel, move or copy multiple files at once, set your notification badge on or off, and much more.

5. Adobe Acrobat Reader

Get powerful PDF editing right on your iPhone or iPad. You can view, create and annotate PDFs just like you can with Adobe Acrobat software on your computer.

adobe reader pdf editor for iphone and ipad
  • If you need to open any PDF files on your iPhone/iPad (for editing, sharing, or reading), you can use this app: it's a lightweight PDF/XPS viewer and editor.
  • This app is really handy and easy to use, and it has all the functions you need (but not so many that it gets confusing).
  • Bring documents into Acrobat Reader DC using AirDrop or Dropbox, or sync a folder of files with iTunes File sharing.
  • Get to work right away - sign and fill out forms, add comments, and redact sensitive data with the touch of a finger.

Part 2: Comparing the 5 PDF Editors for iPhone and iPad

UPDFXodoiAntateWPS OfficeAdobe Acrobat Reader
Edit the existing text in PDF on iOS
Add text to PDF on iOS
Add image to PDF on iOS
Edit images in PDF on iOS
Annotate PDF on iOS
Scan paper documents to PDF
Easy to UseVery friendly and easy to useMedium, needs some learning curveMedium, needs some learning curveA little complicated to useA little complicated to use

FAQs on Choosing the Best PDF Editor for iOS?

Can I edit a PDF on my iPhone?

If you are a student who is on the verge of the time limit of the assignment and want to edit PDF files on your iPhone, you can rely on UPDF. It is the best tool to edit PDF files on iPhone because it can edit your PDF files proficiently.

Even if you are using it on iPhone, it will not lag and works with ultra-fast speed. The user interface remains as delightful as it is on Mac, so working on PDF files gets easier. In short, you can edit PDF files effortlessly on your iPhone by using a feature-rich tool - UPDF.

What is the best PDF editor on iPhone and why?

UPDF is the best PDF editor for iPhones. Whether you want to highlight notes on your book or want to give reviews on a presentation, UPDF can help you with all. It works swiftly and smoothly on iPhone and never disappoints its users.

There are multiple intuitive features in this tool that can help you in making a PDF file more interactive. It is the best PDF editor on iPhone because it can help you sign, edit, and read PDFs in several ways. 

What is the easiest way to edit a PDF on an iPhone?

The easiest way to edit PDF files according to your liking is to do it by using UPDF. This app never fails to satisfy its users with its assistive features. The editing feature in this PDF editor is beyond your expectations, and you can edit PDF files in the best way.

Wrapping up:

No one can deny that there are times you need to work with PDF files, whether it's a scanned document or an important e-book.

If you are looking for a reliable PDF editor on your iPhone and iPad, UPDF is the easiest way to go. It's totally free, can create new or edit existing PDF files, and last but not least, it's the only one with an offline file viewing mode with pagination.

Using UPDF is the most natural and easy-to-use iPhone PDF app. The interface is very intuitive, and it's the best way to edit, annotate, or proof PDF on your iPhone without breaking a sweat. Try it today!