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Best Combine PDF Free Apps

240+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated June 2026

Out of 240+ combine pdf free apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Top Picks for Combine PDF Free

PDF Merge - Combine & Join PDF#1

PDF Merge - Combine & Join PDF by Haris Tayyab

PDF Editor App - Write on PDF
Editor's Choice
🔧 Utilities
4.7😐(1.4K ratings)
FreeIn-App Purchases
PDF Merge - Combine & Join PDF screenshot 1
PDF Merge - Combine & Join PDF screenshot 2
PDF Merge - Combine & Join PDF screenshot 3
PDF Merge - Combine & Join PDF screenshot 4
PDF Merge - Combine & Join PDF screenshot 5
PDF Merge - Combine & Join PDF screenshot 6

This app is a comprehensive PDF toolkit for iPhone and iPad. It allows users to merge multiple PDF files into one, convert documents to and from PDF, secure files with passwords, and organize pages. It's designed for students, professionals, and business users needing efficient PDF management.

What We Love

  • 👍 Free option available
  • 🚀 Efficient PDF merging
  • 💡 Integrated with photo library and files

Room to Improve

  • 🐛 Ads disruptive and frequent
  • 💰 Paid subscription required for full functionality
  • 🐛 Order of merged PDFs not maintained
Merge PDF - Combine PDF#2

Merge PDF - Combine PDF by talha rehman

Join your PDFs with PDF merger
Strong Contender
📊 Productivity
4.8😊(266 ratings)
FreeAdsIn-App Purchases
Merge PDF - Combine PDF screenshot 1
Merge PDF - Combine PDF screenshot 2
Merge PDF - Combine PDF screenshot 3
Merge PDF - Combine PDF screenshot 4
Merge PDF - Combine PDF screenshot 5
Merge PDF - Combine PDF screenshot 6

This app offers a comprehensive suite of tools for managing PDF documents. It allows users to merge, split, compress, convert, and secure PDFs, making document handling efficient for various needs. The app prioritizes user privacy by processing files locally on the device.

What We Love

  • 👍 Easy to use
  • 🚀 Quick and efficient
  • 💯 Works as expected
  • 🆓 Free app with great features

Room to Improve

  • 🐛 Occasional crashes
  • 📢 Too many ads
  • 🔍 Issues with aspect ratio and layout
PDF Expert: Editor & Converter#3

PDF Expert: Editor & Converter by Readdle Technologies Limited

Edit, Sign, Convert Documents
Worth Considering
📊 Productivity
4.7😐(215K ratings)
FreeAdsIn-App Purchases
#73in Productivity
PDF Expert: Editor & Converter screenshot 1
PDF Expert: Editor & Converter screenshot 2
PDF Expert: Editor & Converter screenshot 3
PDF Expert: Editor & Converter screenshot 4
PDF Expert: Editor & Converter screenshot 5
PDF Expert: Editor & Converter screenshot 6

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.

What We Love

  • 🚀 Fast and responsive
  • 👍 Intuitive and user-friendly interface
  • 💡 Powerful annotation and editing tools
  • 🔒 Seamless cloud integration

Room to Improve

  • 🐛 Frequent crashes and stability issues
  • 🔒 Subscription model for advanced features
  • 🔒 Inconsistent pricing and feature changes

More Combine PDF Free apps to explore

4
PDF Easy Combiner
PDF Easy Combiner
PDF Easy Combiner
Effortless PDF merging
Free
📊 Productivity
(0)
5
PDF Merge - Combine,PDF Expert
PDF Merge - Combine,PDF Expert
PDF Merge - Combine,PDF Expert
PDF Editor App - Merge on PDF
Free
🔧 Utilities
(0)
6
Acrobat Reader: PDF Editor
Acrobat Reader: PDF Editor
Acrobat Reader: PDF Editor
Documents Editor & Converter
Free

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.

View, edit, and annotate PDFsSign and fill PDF formsConvert files to and from PDF
💼 Business
(628K)
freemium
7
PDF Merger | Merge & Split It
PDF Merger | Merge & Split It
PDF Merger | Merge & Split It
Picture Photo to PDF Converter
Free

Easily manage PDF files with a user-friendly interface. Merge, split, and extract pages from documents offline. Convert images to PDF and secure your files with passwords.

Merge PDF documentsSplit PDF into pagesExtract specific pages
📊 Productivity
(288)
freemium
8
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
9
PDFs Split & Merge: PDF Editor
PDFs Split & Merge: PDF Editor
PDFs Split & Merge: PDF Editor
Break & Combine PDF anytime
Free
$8.99 | 100% OFF

Easily split and merge PDF files directly on your iPhone or iPad. This offline application allows you to combine multiple documents into one, split existing PDFs with various options, extract specific pages, and delete unwanted pages. It also features a convenient dark mode for comfortable use.

Merge multiple PDF filesSplit PDFs with multiple optionsExtract even/odd pages
💼 Business
(1.4K)
free with in-app purchases
10
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
11
Merge PDF Files－Split PDF Docs
Merge PDF Files－Split PDF Docs
Merge PDF Files－Split PDF Docs
Combine PDF Files In Seconds
Free

Easily combine multiple PDF files into a single document or split large PDFs into smaller sections. Secure your documents with password protection and share them across various platforms. This tool streamlines your document management tasks.

Combine PDF files into oneSplit PDF files into sectionsLock and unlock PDFs with passwords
📊 Productivity
(20)
free with in-app purchases
12
combine pdfs & pdf merger
combine pdfs & pdf merger
combine pdfs & pdf merger
Join, Split, Unlock PDF files
Free
💼 Business
(0)
13
Merge PDF: Combine & Share
Merge PDF: Combine & Share
Merge PDF: Combine & Share
Merge, Share & Print PDFs
Free
📊 Productivity
(0)
14
Merge PDF - Combine PDF Files
Merge PDF - Combine PDF Files
Merge PDF - Combine PDF Files
Merge & Combine PDF Documents
Free

Easily combine multiple PDF documents into a single file on your iPhone or iPad. This fast, offline tool allows you to organize, merge, and secure your PDFs without size limits, perfect for documents, reports, and eBooks.

Merge multiple PDF filesRearrange PDF orderFast processing
📊 Productivity
(13)
free with in-app purchases
15
Merge Pdf Combine Pdf
Merge Pdf Combine Pdf
Merge Pdf Combine Pdf
Pdf Combiner File Merger
Free

Effortlessly combine multiple PDF files into a single document. This tool simplifies document management by allowing you to merge, fuse, and consolidate PDFs with ease. Enhance your productivity by unifying all your important files in one place.

Combine multiple PDF filesMerge and unify documentsAmalgamate and compile files
🔧 Utilities
(2)
free with in-app purchases
16
OnePDF: Create Merge & Combine
OnePDF: Create Merge & Combine
OnePDF: Create Merge & Combine
Create, Merge & Combine PDFs
Free
🔧 Utilities
(0)
17
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
18
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
19
Merge PDF - Combine Fast
Merge PDF - Combine Fast
Merge PDF - Combine Fast
Merge few PDF files into one
Free
$2.99 | 100% OFF
🔧 Utilities
(0)
20
Smart PDF
Smart PDF
Smart PDF
by ORBITAL TECH PTE. LTD.
Free

Easily manage and process PDF files with this powerful tool. Convert PDFs to images, create PDFs from images, and merge multiple documents seamlessly. Streamline your workflow and enhance productivity with its intuitive interface.

Convert PDFs to imagesTransform images into PDFsMerge multiple PDF files
🔧 Utilities
(784)
free