Best PDF Viewer Apps

228+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated July 2026

The best pdf viewer apps on iPhone average 4.6★ across 228+ titles — we've ranked them by what real users actually keep on their phones. Updated July 2026.

Compare top PDF Viewer Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Acrobat Reader: PDF EditorAcrobat Reader: PDF EditorFree4.7★ (632K)YesYesJul 2026
2PDF Viewer by NutrientPDF Viewer by NutrientFree4.6★ (9.1K)NoYesJul 2026
3PDF Reader and PDF ViewerPDF Reader and PDF ViewerFree4.6★ (126)YesYesJul 2026
4PDF Expert: Editor & ConverterPDF Expert: Editor & ConverterFree4.7★ (215K)YesYesJul 2026
5Simple PDF - PDF ReaderSimple PDF - PDF ReaderFree5.0★ (2)NoNoJul 2026
6PDF Reader - Editor & ViewerPDF Reader - Editor & ViewerFree4.5★ (2.9K)NoYesJul 2026
7Google DocsGoogle DocsFree4.8★ (3.2M)NoYesJul 2026
8PDF Editor & Files Converter.PDF Editor & Files Converter.Free4.6★ (49)NoYesJul 2026

Top Picks for PDF Viewer

Acrobat Reader: PDF Editor#1

Acrobat Reader: PDF Editor by Adobe Inc.

Documents Editor & Converter
Editor's Choice
💼 Business
4.7😞(632K ratings)
FreeAdsIn-App Purchases
#2in Business
Acrobat Reader: PDF Editor screenshot 1
Acrobat Reader: PDF Editor screenshot 2
Acrobat Reader: PDF Editor screenshot 3
Acrobat Reader: PDF Editor screenshot 4
Acrobat Reader: PDF Editor screenshot 5
Acrobat Reader: PDF Editor screenshot 6

This app is a powerful PDF tool for viewing, editing, annotating, and signing documents. It offers AI-powered features for summarizing and interacting with PDFs, along with robust conversion and security options. Collaborate on files and access your documents from anywhere.

What We Love

  • 🚀 Fast and efficient
  • 🔒 Secure document storage
  • 👍 Convenient for reading and annotating PDFs
  • 👍 Useful for students and professionals

Room to Improve

  • 🐛 Buggy and unreliable
  • 🔒 Overly intrusive login requirements
  • 💰 Expensive subscription model
PDF Viewer by Nutrient#2

PDF Viewer by Nutrient by PSPDFKit GmbH

Fill Forms, Sign, Edit, Redact
Strong Contender
📊 Productivity
4.6😊(9.1K ratings)
FreeIn-App Purchases
PDF Viewer by Nutrient screenshot 1
PDF Viewer by Nutrient screenshot 2
PDF Viewer by Nutrient screenshot 3
PDF Viewer by Nutrient screenshot 4
PDF Viewer by Nutrient screenshot 5
PDF Viewer by Nutrient screenshot 6

Easily view, search, and annotate PDF documents on your iPhone and iPad. Import files from cloud services, fill out forms, add signatures, and organize your documents. Advanced features like redaction and combining documents are available with a Pro subscription.

What We Love

  • 🚀 Seamless integration with iCloud and Files app
  • 👍 Intuitive annotation tools with Apple Pencil
  • 🎨 Versatile highlighting and drawing options
  • 💾 Saves annotations to original PDF files

Room to Improve

  • 🐛 Occasional crashes and performance issues
  • 🤔 Confusing UI and steep learning curve
  • 🔀 Difficulty managing and organizing PDF files
PDF Reader and PDF Viewer#3

PDF Reader and PDF Viewer by David Krejci

Read and view all PDF files
Worth Considering
🔧 Utilities
4.6(126 ratings)
FreeAdsIn-App Purchases
PDF Reader and PDF Viewer screenshot 1
PDF Reader and PDF Viewer screenshot 2
PDF Reader and PDF Viewer screenshot 3
PDF Reader and PDF Viewer screenshot 4
PDF Reader and PDF Viewer screenshot 5

Easily manage, view, and read all PDF documents on your smartphone or tablet. This versatile app offers a simple interface for quick access to files, with features like zoom, dark mode, and easy sharing. It's designed for efficient document handling anytime, anywhere.

More PDF Viewer apps to explore

4
PDF Expert: Editor & Converter
PDF Expert: Editor & Converter
PDF Expert: Editor & Converter
Edit, Sign, Convert Documents
Free

This app allows you to edit, annotate, fill out forms, and convert PDF documents. It offers AI-powered summarization and analysis, along with tools to merge, sign, and protect your files. Work seamlessly across Apple devices with a user-friendly interface.

Edit PDF text and imagesAnnotate and highlight PDFsFill out PDF forms
📊 Productivity
(215K)
free with in-app purchases
5
Simple PDF - PDF Reader
Simple PDF - PDF Reader
Simple PDF - PDF Reader
Scan, Edit, Sign, View PDF
Free

This application allows users to view, annotate, and edit PDF documents with ease. Features include document management, OCR capabilities, and a built-in scanner. It's designed for students and professionals to stay productive on the go.

View, annotate, and edit PDFsFull-text search and navigationFree-draw and text box annotation
🔧 Utilities
(2)
free
6
PDF Reader - Editor & Viewer
PDF Reader - Editor & Viewer
PDF Reader - Editor & Viewer
Editor, Converter, OCR
Free

Edit, convert, and manage PDF documents on your mobile device. This app allows you to directly edit text, scan documents, fill out forms, and secure your files with passwords and watermarks. It also supports OCR to extract text from scans and convert PDFs to various formats.

Edit PDF text directlyConvert PDF to Word, Excel, PPT, imagesOCR for text extraction from scans
🔧 Utilities
(2.9K)
freemium
7
Google Docs
Google Docs
Google Docs
Edit Documents and Collaborate
Free

Create, edit, and collaborate on documents online in real time. Work together seamlessly with your team, even offline, and access a variety of file types. AI-powered features can help draft and refine content.

Real-time collaborationOffline editingTemplate library
📊 Productivity
(3.2M)
freemium
8
PDF Editor & Files Converter.
PDF Editor & Files Converter.
PDF Editor & Files Converter.
Convert & Compress Documents
Free

Edit, scan, and convert documents directly on your mobile device. Modify text, add signatures, and organize pages without needing desktop software. Supports various file formats for seamless on-the-go document management.

Document scanning with auto-enhancementDirect PDF text editingPage management and organization
💼 Business
(49)
free with in-app purchases
9
PDF Reader – PDFelement
PDF Reader – PDFelement
PDF Reader – PDFelement
PDF Editor & Viewer, PDF Maker
Free

This app offers a superior PDF reading experience with its innovative Liquid Mode, which optimizes documents for mobile screens. It also provides robust tools for annotating, signing, managing, and sharing your PDF files, catering to both work and study needs.

Liquid Mode for optimized mobile readingAnnotation tools (pencil, text, highlighting)Handwritten signature insertion
📊 Productivity
(3.9K)
free
10
Foxit PDF Editor
Foxit PDF Editor
Foxit PDF Editor
View, Edit, Convert, and Sign
Free

This mobile app offers comprehensive PDF management, allowing users to view, edit, annotate, and convert PDF files on the go. It includes AI-powered features for summarization, translation, and text enhancement, alongside robust tools for creating, signing, and protecting documents.

AI-powered PDF summarization and translationEdit text and images within PDFsConvert PDFs to and from various formats
📊 Productivity
(4.8K)
freemium
11
PDF Maker: Editor & Converter
PDF Maker: Editor & Converter
PDF Maker: Editor & Converter
Convert Image: Scanner Reader
Free

This app is an all-in-one PDF viewer and editor that allows you to quickly open, read, and manage your documents. It offers features like adding signatures, converting images to PDFs, and merging or splitting files to boost productivity.

View and read PDFsAnnotate documentsAdd signatures
🔧 Utilities
(383)
free with in-app purchases
12
PDF Editor ®
PDF Editor ®
PDF Editor ®
Edit, Reader Converter Maker 7
Free

Edit, sign, and convert PDF documents directly from your mobile device. Scan physical papers into editable PDFs, annotate text, and fill out forms on the go. All your documents are stored locally for privacy and can be easily shared.

Edit PDF filesSign documentsConvert scanned papers to PDF
💼 Business
(28K)
free with in-app purchases
13
PDF Editor-Converter & Viewer
PDF Editor-Converter & Viewer
PDF Editor-Converter & Viewer
Scan Documents: Reader & Maker
Free

Easily create, edit, and manage PDF files. Convert images to PDFs, merge or split documents, add annotations, and secure your files with passwords. Cloud support allows for convenient access and sharing anywhere.

Create PDFs from images/textEdit and annotate PDFsMerge, split, and organize files
🔧 Utilities
(425)
freemium
14
PDF Converter: Sign, Creator
PDF Converter: Sign, Creator
PDF Converter: Sign, Creator
Scanner documents & Editor
Free

Easily create, edit, and convert documents and images into PDFs. This tool supports conversion from various sources like photos, web pages, and camera scans, offering built-in editing and file management features.

Convert images and documents to PDFCreate PDFs from camera scansSave web pages as PDFs
📊 Productivity
(7)
free with in-app purchases
15
Microsoft 365 Copilot
Microsoft 365 Copilot
Microsoft 365 Copilot
AI-powered productivity
Free

This AI-powered app helps you be more productive at work. Chat with an AI assistant to create content, manage projects, find files, and learn new concepts. It offers voice interaction and expert insights for various tasks.

Chat with AI assistantVoice interactionFind files quickly
📊 Productivity
(1.3M)
free with in-app purchases
16
PDF Scanner: Editor & Reader
PDF Scanner: Editor & Reader
PDF Scanner: Editor & Reader
File Converter & Scan: Photos
Free

Easily convert various file types, including documents, images, and spreadsheets, into high-quality PDFs. This app allows you to combine multiple files, organize pages, and share your creations directly from your mobile device.

Convert files to PDFImport from various sourcesCombine multiple files
🔧 Utilities
(239)
free with in-app purchases
17
PDF Converter: PDF Compressor
PDF Converter: PDF Compressor
PDF Converter: PDF Compressor
Sign PDF Doc Document to Photo
Free

This app transforms your device into a digital document hub, converting various file types to high-quality PDFs. It offers comprehensive organization, editing, and security features, simplifying document handling for all users.

Convert photos and documents to PDFEdit PDFs with annotations and textMerge, split, and compress PDFs
🔧 Utilities
(1)
free with in-app purchases
18
PDF Reader : PDF Viewer
PDF Reader : PDF Viewer
PDF Reader : PDF Viewer
Read all PDF, Document Reader
Free

This application provides a comprehensive solution for managing PDF files on your mobile device. It allows for easy reading, editing, signing, printing, and sharing of documents. Enjoy offline access and a smooth reading experience with various viewing modes.

Read PDFs offlinePage and continuous scrollingHorizontal and vertical viewing
📊 Productivity
(2)
free with in-app purchases
19
PDFelement: PDF Editor, Viewer
PDFelement: PDF Editor, Viewer
PDFelement: PDF Editor, Viewer
Edit,read,sign,annotate pdf
Free

This application offers comprehensive PDF management, including advanced editing, AI-powered summarization and translation, and efficient scanning with OCR. It helps organize, convert, and secure documents for work, study, and personal use.

AI Chat with PDFScan and OCRPDF to Office Conversion
📊 Productivity
(7.5K)
free with in-app purchases
20
WPS Office-AI Doc, PDF, Sheet
WPS Office-AI Doc, PDF, Sheet
WPS Office-AI Doc, PDF, Sheet
Word, Excel, PPT & Forms
Free

This AI-powered office suite transforms your device into a smart workspace. Generate presentations from prompts, digitize notes, and analyze documents with an intelligent assistant. Seamlessly sync across devices for efficient workflow.

AI-powered document analysis and summarizationInstant presentation creation from promptsOCR for digitizing notes and business cards
📊 Productivity
(18K)
subscription

FAQ about PDF Viewer

What are the best pdf viewer apps for iPhone?
Acrobat Reader: PDF Editor tops our pdf viewer apps ranking as of July 2026, with a 4.7-star average from 632K App Store ratings, and it's free to download.
Yes — 20 of the top pdf viewer apps we rank are free to download, including Acrobat Reader: PDF Editor and PDF Viewer by Nutrient.
Acrobat Reader: PDF Editor shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 228+ pdf viewer apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
You can view, edit, annotate, and sign PDF documents. The app also allows you to convert files to and from PDF, compress PDFs, and use AI features for summarization and document interaction. You can also collaborate on files and store them online.
Paid features include the Adobe Acrobat AI Assistant for summarizing and querying documents, advanced PDF editing for text and images, merging and organizing PDFs, and higher-quality voice options for reading PDFs aloud. These features are accessible through a subscription.

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