246+ iOS apps curated and reviewed
Every iPhone needs a few good drake equation calculator apps. We benchmark 246+ 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 | β | β | No | Jul 2026 | |
| 2 |  | $0.99 | β | No | No | Sep 2026 | |
| 3 |  | Free | 4.7β (61K) | No | No | Oct 2026 | |
| 4 |  | Free | β | No | Yes | Oct 2026 | |
| 5 |  | Free | 3.0β (1) | No | Yes | Sep 2026 | |
| 6 |  | $5.99 | 4.7β (6.3K) | No | Yes | Oct 2026 | |
| 7 |  | Free | 4.6β (10K) | Yes | Yes | Oct 2026 | |
| 8 |  | Free | 4.2β (1.4K) | No | No | Oct 2026 |
Calculate the number of communicative extraterrestrial civilizations in our galaxy using the Drake Equation. This educational tool provides a straightforward way to explore the factors involved in estimating alien life.
This app offers both basic and scientific calculation modes with over 30 scientific operations. It allows for customization of the app's appearance and includes features for note-taking, drawing, and viewing calculation history. It supports high accuracy calculations and nested parentheses.
