100+ iOS apps curated and reviewed
The best opdc apps on iPhone average 3.7★ across 100+ titles — we've ranked them by what real users actually keep on their phones. Updated November 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 1.7★ (6) | No | No | Nov 2026 | |
| 2 |  | Free | 4.6★ (5.2K) | No | Yes | Nov 2026 | |
| 3 |  | Free | — | No | No | May 2026 | |
| 4 |  | Free | — | No | No | Jul 2026 | |
| 5 |  | Free | — | No | No | Nov 2026 | |
| 6 |  | Free | 4.9★ (1.5M) | Yes | No | Nov 2026 | |
| 7 |  | Free | — | — | No | Jul 2026 | |
| 8 |  | Free | — | No | No | May 2026 |
This GPS platform allows users to monitor fleets in real-time, providing access to unit locations, movement status, and geofences. Generate reports, manage notifications, and share unit locations directly from a mobile device.
Turn your smartphone into a professional OBD2 diagnostic tool. Monitor engine torque, read and clear fault codes, and access real-time vehicle sensor data. Supports a wide range of vehicles and ELM327 adapters.
