Best Format PDF Apps

241+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated June 2026

Finding the right format pdf app can be overwhelming with so many options. We've analyzed 241+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Top Picks for Format PDF

Acrobat Reader: PDF Editor#1

Acrobat Reader: PDF Editor by Adobe Inc.

Documents Editor & Converter
Editor's Choice
💼 Business
4.7😞(628K 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
CamScanner - PDF Scanner App#2

CamScanner - PDF Scanner App by INTSIG Information Co., Ltd

Сканер текста,фото,файлов PDF
Strong Contender
📊 Productivity
4.8😐(1.8M ratings)
FreeAdsIn-App Purchases
#8in Productivity
CamScanner - PDF Scanner App screenshot 1
CamScanner - PDF Scanner App screenshot 2
CamScanner - PDF Scanner App screenshot 3
CamScanner - PDF Scanner App screenshot 4
CamScanner - PDF Scanner App screenshot 5
CamScanner - PDF Scanner App screenshot 6

Transform your mobile device into a powerful portable scanner. Instantly scan, edit, and share documents in various formats like PDF, JPG, Word, and TXT. Features include OCR, e-signatures, and secure file management.

What We Love

  • 🚀 Efficient scanning and document management
  • 📁 Convenient cloud storage and backup
  • 🔍 Powerful OCR and document enhancement features
  • 🔧 Customizable scanning and editing options

Room to Improve

  • 🔒 Concerns about data privacy and security
  • 🤖 Inconsistent OCR and text recognition accuracy
  • 💰 Aggressive upselling and subscription model
Photos PDF : Scanner Converter#3

Photos PDF : Scanner Converter by DIGISET LLC

Photo & image to Scan Document
Worth Considering
📊 Productivity
4.9😊(67K ratings)
FreeIn-App Purchases
Photos PDF : Scanner Converter screenshot 1
Photos PDF : Scanner Converter screenshot 2
Photos PDF : Scanner Converter screenshot 3
Photos PDF : Scanner Converter screenshot 4
Photos PDF : Scanner Converter screenshot 5

Easily convert your photos and images into PDF documents in just three simple steps. This app offers a user-friendly interface, versatile editing options, and secure, on-device processing. Manage, sign, and share your PDFs effortlessly.

What We Love

  • 🚀 Easy to use
  • 🚀 Fast and efficient
  • 👍 Useful for converting photos to PDFs
  • 👍 Helpful for work and school needs

Room to Improve

  • 🐛 Occasional issues with sharing/exporting PDFs
  • 💰 Unexpected paid features after free trial
  • 💰 Complaints about pricing/hidden costs

More Format PDF apps to explore

4
Forma: PDF Document Editor
Forma: PDF Document Editor
Forma: PDF Document Editor
Edit, Sign, and Convert Files
Free

This AI-powered app allows users to edit, fill, sign, scan, and convert PDF documents. It offers features like text editing, form filling, e-signatures, OCR scanning, and file conversion. An AI assistant can summarize, rewrite, or generate content, and users can create invoices and resumes.

AI-powered PDF editingFill and e-sign formsBuilt-in OCR scanner
📊 Productivity
(25K)
freemium
5
PDF Converter - PDF Editor・
PDF Converter - PDF Editor・
PDF Converter - PDF Editor・
Scan, Convert to PDF Photo
Free

This app offers a comprehensive suite of tools for managing, editing, and converting PDF files. It allows users to merge, split, compress, and annotate documents, as well as fill forms and add digital signatures. Convert various file types to PDF and vice versa with ease.

Merge, split, compress, rotate, unlock, watermark PDFsEdit PDFs with text, shapes, comments, highlightsAnnotate documents with drawing, text boxes, sticky notes
💼 Business
(5.8K)
subscription
6
PDF Converter - Word to PDF
PDF Converter - Word to PDF
PDF Converter - Word to PDF
Photo to PDF maker & Scan doc
Free

Easily convert documents to and from PDF format in just three steps. Create PDFs from images, share converted files, and manage your conversion history. Supports a wide range of input and output file types.

Convert documents to PDFCreate PDF from imagesSupports numerous file formats
📊 Productivity
(32K)
free with in-app purchases
7
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
8
PDF Editor・PDF File Converter
PDF Editor・PDF File Converter
PDF Editor・PDF File Converter
PDF Scanner, Filler and Signer
Free

Easily scan, convert, edit, and manage your PDF documents. This all-in-one tool allows you to transform images to PDF, convert PDFs to Word, fill out forms, and add digital signatures.

Edit text, fonts, and colors in PDFsConvert images and documents to PDFScan paper documents into high-quality PDFs
📊 Productivity
(151)
free with in-app purchases
9
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
10
PDF Scanner・Document Scanner
PDF Scanner・Document Scanner
PDF Scanner・Document Scanner
PDF Scan, Docs, Photos, Files
Free

Digitize your documents with this powerful scanner app. It offers quick, seamless scanning with auto-cropping and image enhancement. Organize your scans into folders and tags for easy retrieval, and export them in various formats.

Auto-crop and enhance scansShadow and background removalOrganize with folders and tags
📊 Productivity
(8K)
free with in-app purchases
11
PDF Photos
PDF Photos
PDF Photos
Picture to PDF Converter
Free

Easily convert your photos into professional-looking PDFs. Customize layouts, add branding elements like headers and footers, and control file size for efficient sharing. Save and share your documents across various cloud services or directly via email and printing.

Convert photos to PDFCustomizable photo layoutsAdd cover pages, headers, and footers
💼 Business
(14K)
free with in-app purchases
12
iLovePDF - PDF Editor & Scan
iLovePDF - PDF Editor & Scan
iLovePDF - PDF Editor & Scan
For Work, Study & E-Signing
Free

Edit, convert, annotate, and sign PDF documents on the go. This app offers tools to scan, merge, split, compress, and protect your files, enhancing productivity for work and study.

Scan documents to PDFConvert JPG/Office to PDFEdit and annotate PDFs
📊 Productivity
(50K)
freemium
13
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
14
PDF Gear - PDF Editor & Reader
PDF Gear - PDF Editor & Reader
PDF Gear - PDF Editor & Reader
PDF Converter for acrobat PDF
Free

This app offers a comprehensive suite of tools for managing PDF documents on mobile devices. Users can easily view, annotate, edit pages, fill out forms, and digitally sign documents. It provides a free and unlimited experience for all its powerful PDF manipulation features.

View and print PDFsAnnotate with highlights, text, and drawingsOrganize pages (add, delete, rotate, extract)
💼 Business
(7.6K)
free
15
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
16
PDF Converter・Scanner・Editor・
PDF Converter・Scanner・Editor・
PDF Converter・Scanner・Editor・
Document Scanner・Edit FIles
Free

Easily scan physical documents and convert various file types, images, and web pages into professional PDF formats. Organize, sign, and share your documents efficiently.

Smart document scannerCreate PDFs from various sourcesConvert file types to PDF
📊 Productivity
(148)
subscription
17
Power PDF - PDF Manager
Power PDF - PDF Manager
Power PDF - PDF Manager
Create, Modify, Secure PDF
Free

Create, modify, and secure PDF documents on your mobile device. Convert various file types and photos to PDF, scan documents with your camera, and manage files with a built-in file manager. View, annotate, and search within PDF documents with ease.

Create PDFs from DOC, XLS, PPT, TXT, and photosScan to PDF using cameraCombine, split, delete, and reorder PDF pages
🔧 Utilities
(1K)
free with in-app purchases
18
PDF Scanner App: TapScanner
PDF Scanner App: TapScanner
PDF Scanner App: TapScanner
Scan Documents, Sign & Edit
Free

Transform your mobile device into a powerful scanner. Easily capture documents, receipts, and more, convert them to PDF, and edit them with advanced tools. Secure your files with passwords and share them effortlessly.

Scan documents to PDFEdit scans with OCRAdd e-signatures
💼 Business
(26K)
free with in-app purchases
19
PDF Editor: Read, Scan & Sign
PDF Editor: Read, Scan & Sign
PDF Editor: Read, Scan & Sign
Markup, PDF Converter & Reader
Free

Edit, read, scan, and convert PDF documents with a comprehensive suite of tools. Annotate, draw, and sign your files with ease. This app offers offline functionality and supports collaboration.

Edit and annotate PDF documentsScan physical documents to PDFConvert various file types to PDF
💼 Business
(6.9K)
free with in-app purchases
20
Camera Scanner - PDF
Camera Scanner - PDF
Camera Scanner - PDF
Scan Documents to PDF & Files
Free

Transform your device into a portable document scanner. Capture documents, edit them with powerful OCR technology, and securely store or share them as PDFs. Easily sign and manage an unlimited number of files and folders.

Accurate PDF scanningPowerful OCR text editingEdit and sign documents
💼 Business
(6.5K)
freemium