244+ iOS apps curated and reviewed
Out of 244+ base conversion ai calculator apps on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 5.0★ (1) | Yes | Yes | Oct 2026 | |
| 2 |  | Free | 3.2★ (9) | No | Yes | Oct 2026 | |
| 3 |  | Free | — | Yes | Yes | Oct 2026 | |
| 4 |  | $1.99 | 4.0★ (1) | No | No | Aug 2026 | |
| 5 |  | Free | 4.6★ (10K) | Yes | Yes | Oct 2026 | |
| 6 |  | Free | 4.8★ (6) | Yes | No | Oct 2026 | |
| 7 |  | Free | 5.0★ (1) | Yes | No | Oct 2026 | |
| 8 |  | Free | 4.8★ (57) | Yes | Yes | Oct 2026 |
Instantly convert numbers between Binary, Decimal, Octal, and Hexadecimal. Get accurate results in seconds with a clean interface. Unlock AI-powered explanations and dark mode with a subscription.
This utility app combines standard and scientific calculations with unit and currency conversions. It features a clean interface, calculation history, and automatic rate updates for currencies. Easily switch between functions without leaving the app.
