Edit, read, sign, and secure PDF documents on your iOS device. This powerful yet lightweight app allows for on-the-go productivity with features like text editing, annotation, form filling, and cloud syncing.






248+ iOS apps curated and reviewed
Looking for free nitro pdf apps? 19 of our 248+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 3.9★ (158) | No | Yes | Aug 2026 | |
| 2 | Free | 4.7★ (644K) | No | Yes | Aug 2026 | |
| 3 | Free | 4.5★ (28K) | No | Yes | Aug 2026 | |
| 4 | Free | 4.7★ (109) | Yes | No | Aug 2026 | |
| 5 | Free | 4.5★ (18K) | Yes | Yes | Aug 2026 | |
| 6 | Free | 4.5★ (4.8K) | No | Yes | Aug 2026 | |
| 7 | Free | 4.5★ (887) | Yes | No | Aug 2026 | |
| 8 | Free | 4.5★ (2.7K) | Yes | Yes | Aug 2026 |






Edit, read, sign, and secure PDF documents on your iOS device. This powerful yet lightweight app allows for on-the-go productivity with features like text editing, annotation, form filling, and cloud syncing.






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.






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.


This app converts PDFs to and from various document and image formats, maintaining original layouts. It includes OCR for text extraction from scanned documents and offers annotation tools like highlighting and e-signatures. Additional features like daily quotes and a Pomodoro timer enhance the user experience.


Easily find, create, convert, and edit PDF documents. Search for PDFs online, convert various file types to PDF, and download multiple files simultaneously. Annotate and highlight text within your documents.


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.


Edit, share, and collaborate on PDF documents in the cloud. This app offers a suite of tools for annotating, organizing, and signing PDFs, with seamless integration for cloud storage and real-time collaboration.


This application offers a comprehensive suite of tools for managing PDF documents. It allows users to merge, split, and edit PDFs, as well as convert images into PDF format, streamlining document workflows with an intuitive interface and fast processing.


Easily scan, read, edit, and manage PDF documents on your iPhone and iPad. Convert images to PDF, extract text with OCR, and sign your documents. Organize files with merging, splitting, and password protection.


This powerful application allows users to efficiently edit, manage, and share PDF documents. It offers a comprehensive suite of tools for text correction, annotation, watermarking, and file compression, all within an ad-free interface. Enjoy cloud backup to free up device storage and optimize files for easy sharing.


Transform your device into a powerful PDF creation and management tool. Easily convert various file types, scan documents, merge or split PDFs, and organize your files with robust management options. Share your creations seamlessly through multiple cloud services and export in various formats.


This app allows you to edit, scan, and manage PDF documents. Features include batch conversion, merging, splitting, and page management. It also supports iCloud integration and dark mode for a seamless user experience.


This app offers a comprehensive suite of tools for managing PDF documents. It allows users to read, edit, annotate, convert, and scan PDFs with an intuitive interface. Features include form filling, digital signatures, page management, and robust sharing options across Apple devices.


Easily convert images, documents, and PPT files to high-quality PDFs. Draw and convert images, merge files, and add custom watermarks. Enjoy fast, battery-friendly conversions with no limits or added watermarks.


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.


Transform your device into a powerful PDF scanner and document manager. Capture, create, edit, convert, organize, and protect PDF files with an intuitive all-in-one solution for work, school, and everyday life.


Edit, annotate, and read PDF documents on your iPhone and iPad. Highlight text, add notes, shapes, voice recordings, and photos. Search your entire PDF library, fill out forms, and sign documents.


This app offers a comprehensive suite of tools for managing PDF files. Easily convert various document and image formats into PDFs, split or merge existing PDFs, and export PDF pages into image formats. It's a free, fast, and user-friendly solution for all your PDF needs.


This powerful application allows users to read, manage, edit, and annotate PDF files on iOS devices. It offers real-time online collaboration, form filling, and advanced annotation tools. Create, organize, and secure your PDF documents with ease.


This app provides comprehensive tools for reading, annotating, and editing PDF documents on mobile devices. Users can highlight, add text and voice notes, fill out forms, manage pages, and organize files with cloud integration.