29+ iOS apps curated and reviewed
Catenary Maps is the household name in catenary, but it's far from the only option. We track 29+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 3.0★ (1) | — | No | Aug 2026 | |
| 2 |  | Free | 5.0★ (6) | No | Yes | Jul 2026 | |
| 3 |  | Free | — | No | No | Aug 2026 | |
| 4 |  | Free | — | No | No | May 2026 | |
| 5 |  | $19.99 | 5.0★ (1) | No | No | Sep 2026 | |
| 6 |  | Free | 3.6★ (15) | No | No | Sep 2026 | |
| 7 |  | Free | 5.0★ (1) | No | Yes | May 2026 | |
| 8 |  | Free | — | No | Yes | Jun 2026 |
Navigate public transport with live tracking of trains, buses, trams, metros, and ferries across numerous countries. View detailed vehicle information, timetables, route connections, and real-time platform updates with delay notifications. This open-source software offers comprehensive transit data for travelers.
This app provides a more accurate and efficient method for calculating the sagging of overhead transmission line conductors. It replaces traditional approximate parabolic equations with precise catenary expressions, saving time and improving accuracy.
