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? 18 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 | Sep 2026 | ||
| 2 | Free | 4.6★ (651K) | No | Yes | Sep 2026 | ||
| 3 | Free | 4.5★ (28K) | No | Yes | Sep 2026 | ||
| 4 | Free | 4.7★ (109) | Yes | No | Sep 2026 | ||
| 5 | Free | 4.5★ (18K) | Yes | Yes | Sep 2026 | ||
| 6 | Free | 4.5★ (4.8K) | No | Yes | Sep 2026 | ||
| 7 | Free | 4.5★ (892) | Yes | No | Sep 2026 | ||
| 8 | Free | 4.5★ (2.7K) | Yes | Yes | Sep 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.