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Best PDF Security App

234+ iOS apps curated and reviewed

4.7 avg rating
18 free apps
Updated June 2026

Finding the right pdf security app app can be overwhelming with so many options. We've analyzed 234+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Top Picks for PDF Security App

Power PDF - PDF Manager#1

Power PDF - PDF Manager by ComcSoft Corporation

Create, Modify, Secure PDF
Editor's Choice
🔧 Utilities
4.8😐(1K ratings)
FreeAdsIn-App Purchases
Power PDF - PDF Manager screenshot 1
Power PDF - PDF Manager screenshot 2
Power PDF - PDF Manager screenshot 3
Power PDF - PDF Manager screenshot 4
Power PDF - PDF Manager screenshot 5
Power PDF - PDF Manager screenshot 6

Create, modify, and view PDF documents seamlessly on your iPhone or iPad with an intuitive tool that supports a range of essential functions such as creating PDFs from various file types, modifying existing PDFs, and managing files efficiently. Learn more at the provided link for an easier way to manage your PDF documents.

What We Love

  • 👍 Easy to use
  • 🚀 Handles all types of documents easily
  • 💡 Powerful features in free version
  • 👍 Quick and easy to convert photos to PDF

Room to Improve

  • 🐛 Full of annoying pop-ups and ads
  • 🔒 Requires paid upgrade to access certain features
  • 🐛 Buggy, crashes frequently
Scanner App: Genius Scan#2

Scanner App: Genius Scan by The Grizzly Labs

PDF documents & OCR
Strong Contender
💼 Business
4.8😊(78K ratings)
FreeIn-App Purchases
#34in Business
Scanner App: Genius Scan screenshot 1
Scanner App: Genius Scan screenshot 2
Scanner App: Genius Scan screenshot 3
Scanner App: Genius Scan screenshot 4
Scanner App: Genius Scan screenshot 5
Scanner App: Genius Scan screenshot 6

Transform your smartphone into a powerful portable scanner with the ability to scan and convert documents into PDF format. Digitize your paperwork on the go easily and efficiently.

What We Love

  • 👍 Easy to use
  • 🚀 Fast and efficient scanning
  • 🔒 Secure document handling
  • 📤 Convenient export options

Room to Improve

  • 🐛 Occasional issues with cropping and alignment
  • 🔍 OCR accuracy could be improved
  • 💰 Premium features locked behind paywall
PDF Editor ,PDF Book Reader ®#3

PDF Editor ,PDF Book Reader ® by Milad Fakhr

PDF App,PDF Scanner, Converter
Worth Considering
🔧 Utilities
4.3😊(22K ratings)
FreeIn-App Purchases
PDF Editor ,PDF Book Reader ® screenshot 1
PDF Editor ,PDF Book Reader ® screenshot 2
PDF Editor ,PDF Book Reader ® screenshot 3
PDF Editor ,PDF Book Reader ® screenshot 4
PDF Editor ,PDF Book Reader ® screenshot 5
PDF Editor ,PDF Book Reader ® screenshot 6

This app is a versatile tool for viewing, editing, and scanning PDF documents. Easily manage your PDF files with a range of convenient features all in one place. Download now to simplify your PDF tasks.

What We Love

  • 🚀 Easy to use and navigate
  • 👍 Helpful for signing documents
  • 🚀 Efficient PDF editing and management
  • 🚀 Reliable performance and compatibility

Room to Improve

  • 🐛 Issues with saving edits and text input
  • 🐛 Occasional crashes or freezes
  • 🔒 Concerns about privacy and data collection

More PDF Security App apps to explore

4
GoodReader PDF Editor & Viewer
GoodReader PDF Editor & Viewer
GoodReader PDF Editor & Viewer
PDF Annotator, File Manager
$5.99

A versatile PDF editing application that allows users to annotate, organize, and edit PDF documents seamlessly on all devices with advanced features for productivity. Try it now and streamline your document management tasks effortlessly.

📊 Productivity
(14K)
5
PDF it All Document Converter
PDF it All Document Converter
PDF it All Document Converter
Compress PDF Photos,Files,Word
Free

This application is an all-in-one PDF solution that allows you to easily compress, convert, edit, merge, split, sign, protect, and share PDF files. It operates securely on your device without relying on external servers, ensuring the security of your files. Enjoy two free daily conversion tasks or upgrade to the Pro version for unlimited conversions and editing capabilities.

📊 Productivity
(7.9K)
6
PDF Reader – PDFelement
PDF Reader – PDFelement
PDF Reader – PDFelement
PDF Editor & Viewer, PDF Maker
Free

Edit and annotate PDF files with ease using this powerful application. Unlock a range of tools for efficient document management and collaboration. Experience seamless PDF editing today – revolutionize the way you work with documents.

📊 Productivity
(3.9K)
7
Scanner App - Scan PDF & Docs
Scanner App - Scan PDF & Docs
Scanner App - Scan PDF & Docs
Convert Photo to PDF Scanner
Free

Easily scan documents and create PDFs on the go with our convenient scanner app. Say goodbye to bulky scanners and digitize your files effortlessly. Download now to simplify your document management tasks.

💼 Business
(23K)
8
PDF Viewer by Nutrient
PDF Viewer by Nutrient
PDF Viewer by Nutrient
Fill Forms, Sign, Edit, Redact
Free

An advanced PDF viewing application for iPhone and iPad that allows easy annotation, filling forms, signing, editing, and redacting PDF documents. Access files from various cloud services and enjoy a seamless reading experience on the go.

📊 Productivity
(9.1K)
9
PDF Secure
PDF Secure
PDF Secure
Document privacy protection
Free

"Protect your PDF documents with a password using this app, ensuring privacy and security on any platform. Easily remove password protection and safeguard your files without any cost or data collection. Try it now for free!"

🔧 Utilities
(341)
10
PDF Reader & PDF Editor
PDF Reader & PDF Editor
PDF Reader & PDF Editor
Read, Edit, Sign PDF Files
Free

A versatile and user-friendly PDF reading app that allows you to easily view, annotate, and edit PDF documents on the go. Enhance your productivity and streamline your document management with our powerful features. Download now to experience effortless PDF handling.

💼 Business
(666)
11
Genius Scan Enterprise - PDF
Genius Scan Enterprise - PDF
Genius Scan Enterprise - PDF
PDF documents & OCR
$49.99

Reclaim valuable office space by digitizing and organizing paper documents with our efficient mobile scanning solution. Transform all your paperwork into high-quality PDFs for easy storage and sharing. Try it now!

💼 Business
(1.2K)
12
SCAN ACE · PDF Scanner App
SCAN ACE · PDF Scanner App
SCAN ACE · PDF Scanner App
Scan & Convert PDF Documents
Free

Create high-quality PDF scans of documents with ease using our powerful scanner app. Edit, organize, and share your scans effortlessly. Streamline your document management process today!

💼 Business
(39K)
13
PDF Reader Pro: Scan & Convert
PDF Reader Pro: Scan & Convert
PDF Reader Pro: Scan & Convert
Scan & Edit PDF Fast and Easy
Free

Get a powerful PDF solution for your iPhone or iPad, offering lightning-fast viewing, professional document scanning, and file conversion in one comprehensive app, with features including a fast and intuitive interface, advanced scanning, powerful conversion, and professional editing tools. Download now and transform how you work with PDF documents.

🔧 Utilities
(703)
14
PDF Reader - Easy Editor
PDF Reader - Easy Editor
PDF Reader - Easy Editor
Efficient PDF Processing Tool
Free

A powerful PDF processing tool that includes features like scanning, editing, and converting files efficiently. Simplify your PDF tasks with Turbo PDF Pro today!

🔧 Utilities
(1K)
15
Smallpdf: Scanner & PDF Editor
Smallpdf: Scanner & PDF Editor
Smallpdf: Scanner & PDF Editor
compress, convert, ocr, sign
Free

Transform any PDF document effortlessly with our comprehensive PDF application, which includes features such as a PDF reader, scanner, converter, and editor. Experience seamless document management on the go - try it now!

📊 Productivity
(6.8K)
16
PDF Reader - Editor & Scanner
PDF Reader - Editor & Scanner
PDF Reader - Editor & Scanner
Read, Edit, Sign, Scan PDF
Free

Experience effortless PDF reading and editing with this comprehensive app, offering a centralized hub for opening, reading, annotating, and managing PDFs, as well as viewing and editing Office documents and advanced PDF tools. Download now and revolutionize your workflow by using its powerful features, including annotation, signature, and text filling capabilities, all in one free and lightweight solution.

🔧 Utilities
(494)
17
PDF Scanner App: TapScanner
PDF Scanner App: TapScanner
PDF Scanner App: TapScanner
Scan Documents, Sign & Edit
Free

A versatile scanner app that allows users to easily digitize documents, receipts, and notes into PDF format. Experience efficient scanning and document management on the go. Start scanning now!

💼 Business
(26K)
18
iLovePDF - PDF Editor & Scan
iLovePDF - PDF Editor & Scan
iLovePDF - PDF Editor & Scan
For Work, Study & E-Signing
Free

Transform your PDFs effortlessly with this versatile editing tool. Merge, split, compress, convert, and edit PDFs quickly and easily. Boost your productivity today.

📊 Productivity
(50K)
19
ScanNow: Convert PDF, JPG, Doc
ScanNow: Convert PDF, JPG, Doc
ScanNow: Convert PDF, JPG, Doc
Scanner, Edit, Sign, OCR,Files
Free

Easily convert pictures to PDF files using ScanNow. Scan, edit, and sign documents with this convenient app. Try it now for efficient document management on the go!

💼 Business
(2.8K)
20
Elegant PDF-Secure Editing
Elegant PDF-Secure Editing
Elegant PDF-Secure Editing
Elegant using PDF with us
Free

This application allows users to easily scan and convert paper documents into electronic files using their phone's camera, and provides a simple and efficient way to edit and manage PDF files. With features such as batch operations, custom sorting, and easy operation, it helps users save time and streamline their file management, try it now!

📊 Productivity
(8)

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