249+ iOS apps curated and reviewed
The best solenoid magnetic field calc apps on iPhone average 4.2★ across 249+ 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 |  | $2.99 | — | No | No | Oct 2026 | |
| 2 |  | $2.99 | 4.0★ (1) | No | No | May 2026 | |
| 3 |  | Free | — | No | No | May 2026 | |
| 4 |  | $2.99 | 5.0★ (1) | No | No | May 2026 | |
| 5 |  | Free | 4.8★ (2.4K) | No | Yes | Oct 2026 | |
| 6 |  | Free | 4.2★ (1.4K) | No | No | Oct 2026 | |
| 7 |  | $3.99 | — | No | No | Sep 2026 | |
| 8 |  | Free | 5.0★ (7) | No | Yes | Oct 2026 |
Calculate magnetic fields from electric currents with four distinct modes. Solve for any variable, visualize with interactive diagrams, and utilize flexible unit support. Works offline for convenience.
