This application allows users to view PDFs that have been encrypted using FileOpen technology on their Apple devices. It provides a straightforward way to access secure documents on iPhones and iPads.


250+ iOS apps curated and reviewed
The best fileopen pdf viewer apps on iPhone average 2.1★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 1.0★ (4) | No | No | Oct 2026 | ||
| 2 | Free | — | Yes | Yes | Oct 2026 | ||
| 3 | $2.99 | — | No | No | Sep 2026 | ||
| 4 | Free | — | Yes | No | May 2026 | ||
| 5 | Free | 1.0★ (1) | Yes | Yes | Aug 2026 | ||
| 6 | Free | — | No | Yes | Oct 2026 | ||
| 7 | Free | 1.0★ (1) | — | No | May 2026 | ||
| 8 | Free | 2.0★ (5) | No | No | May 2026 |


This application allows users to view PDFs that have been encrypted using FileOpen technology on their Apple devices. It provides a straightforward way to access secure documents on iPhones and iPads.





View, edit, and share various document types including PDFs, Word, Excel, and PowerPoint files. Organize your files with a comprehensive management system and quickly find what you need with a powerful search feature. Annotate, fill forms, and convert documents with ease.


