237+ iOS apps curated and reviewed
The best pdf file merge apps on iPhone average 4.6★ across 237+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.
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.
Combine multiple PDF documents into a single file with ease. Select your desired PDFs and merge them quickly. Unlock advanced features like sharing, renaming, and unlimited merging with a premium subscription.
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.
This utility app allows you to merge multiple PDF files into a single document. It supports retaining outlines and tables of contents from the original files. Easily import, combine, and export your PDFs across your Apple devices.
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.
Edit, create, and manage PDF documents on your mobile device. Annotate, fill forms, sign, and share files with ease. Offers advanced features like OCR and compression for enhanced document control.
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.
Easily combine multiple PDF files into a single, high-quality document. Organize your files with drag-and-drop sorting and preview them before merging. Offers cloud support and a fast, efficient merging process.
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.
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.
This app is a comprehensive tool for managing PDF documents. It allows users to quickly view, annotate, edit, and organize PDFs, as well as convert images to PDF. Advanced features like merging, splitting, and password protection are also available.
This app offers a comprehensive suite of tools for managing PDF documents. It allows users to compress, convert, edit, merge, split, sign, and protect PDF files. All operations are performed locally on the device for enhanced security.
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.
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.
This app transforms your device into a mobile office for managing PDF documents. Edit, eSign, and fill out forms, then share or export them. It offers secure storage and access to millions of templates, with offline capabilities.