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.






250+ iOS apps curated and reviewed
Every iPhone needs a few good nitro pdf pro apps. We benchmark 250+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 3.9★ (157) | No | Yes | Aug 2026 | |
| 2 | Free | 4.8★ (8K) | No | Yes | Aug 2026 | |
| 3 | Free | 4.3★ (3.9K) | No | No | Aug 2026 | |
| 4 | Free | 4.8★ (3K) | Yes | No | Aug 2026 | |
| 5 | Free | — | No | Yes | May 2026 | |
| 6 | $0.99 | — | No | No | May 2026 | |
| 7 | Free | — | Yes | Yes | May 2026 | |
| 8 | Free | — | No | Yes | Jun 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 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.






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.


Transform your smartphone into a powerful PDF scanner and editor. Easily convert images and documents to PDF, or convert PDFs to other formats. Protect your files with encryption and share them securely.































