248+ iOS apps curated and reviewed
The best biology dictionary offline apps on iPhone average 2.8★ across 248+ 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 | 2.5★ (4) | Yes | Yes | Nov 2026 | |
| 2 |  | Free | — | No | No | May 2026 | |
| 3 |  | Free | 1.0★ (1) | No | No | May 2026 | |
| 4 |  | Free | — | No | No | Oct 2026 | |
| 5 |  | Free | 3.5★ (2) | No | No | Oct 2026 | |
| 6 |  | Free | — | Yes | No | Oct 2026 | |
| 7 |  | Free | — | No | No | May 2026 | |
| 8 |  | Free | 5.0★ (1) | No | No | May 2026 |
Access a comprehensive offline biology dictionary with numerous terms. This free application works without an internet connection, making it ideal for study on the go. It features an alphabetical listing and a search tool for easy navigation.
Instantly decode biology terms with this offline dictionary. Features a vast encyclopedia, search functionality, bookmarking, and audio pronunciation. Perfect for students and professionals needing quick access to biological definitions.
