10 Best Apps to Sign PDF on iPhone in 2022

Article By: Hess Brown - August 17, 2022, Last Modified: August 28, 2022
10 best apps to sign PDF on iPhone in 2022

In the modern world, almost everything has been digitalized, and workplaces now employ complete electronic documentation. The importance of signing a document to make things official cannot be overstated. Therefore, you might think of an app to sign PDF on iPhone. Thankfully, there are several excellent applications available that allow you to add signatures electronically.


The best app to sign PDF on iPhone | Top 10


We have a ton of paperwork to sign, including contracts, bills, tax returns, project plans, and many more. Today, there are several ways to digitize the entire document-signing process. Thus, we mention the best apps to sign PDF documents on iPhone.


Below are the 10 best apps to sign PDF on iPhone

  • Scanner App – PDF Editor
  • Scan To PDF – PDF Scanner App
  • iLovePDF – PDF Editor & Scan
  • PDF Photos
  • Fill PDF Editor, Signature app
  • Easy Scan PDF Scanner Document
  • CamScanner – PDF Scanner App
  • PandaDoc: eSign & Track Docs
  • signNow: e-Signature app
  • PDF Expert – Read, Edit, Sign
Scanner App - PDF Editor

Price: Free (Offers in-app purchases)
Compatibility: iOS 11.0 or later


Scanner App – PDF Editor is first on this list because of its top-notch PDF signing ability. There is more to the PDF editor app than an e-signature feature. In addition to the practical e-signature tool, you’ll get filters, OCR technology to scan any document, PDF scanning, the ability to combine and convert images to PDF documents, and more.


With this app’s outstanding PDF converter function, you can quickly convert photographs to PDF on your iPhone. Additionally, you may scan a photo using your camera and save it as a PDF on your iPhone. Thanks to cutting-edge OCR technology, creating PDFs has never been simpler to scan, understand, and analyze. This is undoubtedly the best app to sign PDF on iPhone.


Key features:

  • Support for electronic signatures
  • Upload pictures using Files, Dropbox, and WiFi synchronization
  • Crop, add filters, fix, or rotate the scanned copies as desired
  • OCR technology built-in for text extraction and recognition
App store download icon
Scan To PDF - PDF Scanner App

Price: Free (Offers in-app purchases)
Compatibility: iOS 13.0 or later


This PDF signing app transforms any photo into PDF or JPG format, scans or uploads documents, and then shares the results with friends, coworkers, or yourself. The best part is that you can simply add your signature to electronic papers with a few clicks to e-sign any documents. Sign legal documents and pay your counterpart. Real estate agents and others filling out government forms both utilize it frequently.


Any document, including contracts, legal papers, IDs, business cards, bills, orders, receipts, invoices, certifications, etc., may be scanned using the camera on your iPhone. The letters and images seem clean and precise, thanks to intelligent cropping and automatic boosting. Documents may be saved in high resolution as JPG or PDF photos. This is one of the most excellent iPhone apps to sign PDF documents.


Key features:

  • Add your signature to any document to be electronically signed
  • Scan documents into crisp, sharp PDFs or JPGs
  • Simple AirDrop and social network sharing of documents between you and others
App store download icon
iLovePDF - PDF Editor & Scan

Price: Free (Offers in-app purchases)
Compatibility: iOS 13.0 or later


This PDF app lets you sign PDF documents on the fly in only a few seconds. Having all the equipment, you need to work on the go can increase your productivity. Bring document management together in one location so you may finish the task from your iPhone without using paper.


With this helpful document scanner and editor, PDF files may be read, converted, annotated, and signed in a matter of seconds. Increase your output with all the tools you want for mobile work. This is a hit if you’re looking for an app to sign PDF on iPhone.


Key features:

  • Immediately complete and sign forms
  • Dedicated PDF scanner
  • Make your documents smaller in size
PDF Photos

Price: Free (Offers in-app purchases)
Compatibility: iOS 12.0 or later


Using the simple scanning tool, you can easily add an e-signature to your uploaded PDF. Furthermore, you can share your converted PDF photos with others. The application’s user-friendly JPG to PDF converter gives a great result with editing options. With this beautiful PDF Photos application, you may create PDFs from images, add cover pages, and resize your papers.


Key features:

  • Include a signature and cover page to give your documents a personalized touch
  • Alter document orientations and file size options
  • Convert images to PDF documents
Fill PDF Editor, Signature app

Price: Free (Offers in-app purchases)
Compatibility: iOS 9.3 or later


Because of its sophisticated PDF editing features, Fill PDF Editor, the Signature app, is one of the top PDF scanning and signing tools. You can fill a PDF and apply the advanced e-signature option to make your docs legal. In addition, you can add content, sign legally binding papers, ask people to sign your scanned documents, and export them in PDF format using this application. It features an integrated document scanner that makes it simple to convert scanned documents into a PDF format.


Key features:

  • Sign a paper and share docs with others
  • Publish a PDF file
  • Image to PDF conversion and document scanning
Easy Scan PDF Scanner Document

Price: Free (Offers in-app purchases)
Compatibility: iOS 11.2 or later


If you happen to search for an app to sign PDF on iPhone, this is simply one of the most accessible apps to sign a PDF electronically. It’s also handy for converting JPG to PDF on the iPhone Easy Scanner. With the help of this scanner app, you can correct any image to a PDF and use your iPhone as a portable document scanner. You may also turn documents, papers, receipts, and business cards into PDFs by scanning them.


Key features:

  • Editing and adding signatures to PDFs
  • Import or scan photos from your iPhone’s collection to convert them to PDF
  • Automatic document edge detection is carried out
CamScanner - PDF Scanner App

Price: Free (Offers in-app purchases)
Compatibility: iOS 12.2 or later


With this app, you get quick access to several features that are often only available in premium applications. Such includes the ability to designate your own e-signature for use on papers. Some features include file scanning, combining, and online cloud storage services like Google Drive. However, this app adds a tiny watermark to your scanned documents.


Key features:

  • Create your own e-signature and add it to documents
  • Scan and save all documents and photos as PDF, JPG, or TXT files
  • Any scannable object’s text may be recognized, thanks to built-in OCR
PandaDoc: eSign & Track Docs

Price: Free (Offers in-app purchases)
Compatibility: iOS 13.0 or later


This app lets you sign PDF on iPhone for free. You can create, update, and finish contracts, proposals, quotations, and more with merely digital signatures. Additionally, PandaDoc interfaces with various payment channels, including PayPal, Stripe, Square, and others, enabling smooth payment transactions within the app. The most attractive feature is that the free version supports payments and limitless legally binding signatures and activity tracking.


Key features:

  • Free app to sign pdf on iPhone
  • Upload your PDF or use a camera to scan documents.
  • Document creation, editing, and sending
signNow: e-Signature app

Price: Free (Offers in-app purchases)
Compatibility: iOS 13.0 or later


This should not be overlooked when searching for an app to sign PDF on iPhone. With the signNow: e-Signature app, e-signing PDF files and other formats by one or more signers are now possible. Furthermore, you can upload files, make templates, and have the information automatically filled into forms. Get a complete e-signature solution to make managing and signing papers online simpler.


Key features:

  • Send papers for electronic signature without any restrictions or fees
  • For a legally-binding signature, write or draw your signature
  • Instant PDF annotation
PDF Expert – Read, Edit, Sign

Price: Free (Offers in-app purchases)
Compatibility: iOS 14.0


This app can be a suitable option if your objective is to sign PDF documents. Still, you want to use your iPhone or iPad to handle papers in the future. This is because, in addition to annotation tools, this PDF signature program also has extra features to aid in creating, editing, and performing various other tasks with any PDF document. For example, the annotation tool makes it simple to add digital signatures wherever on the page.


Key features:

  • E-sign documents
  • PDF to word, excel conversion
  • Annotate and highlight PDFs

In summary


Now you should be aware of the best app to sign PDF on iPhone. When dealing with government and legal documents, a signature is often required. With the digital boom, having a reliable e-sign PDF app is vital.


Feel free to check out the best free PDF scanner apps for iPhone and how to edit a PDF on iPhone to learn more.

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