250+ iOS apps curated and reviewed
TOPDON CarPal is the household name in topdon carpal, but it's far from the only option. We track 250+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 3.7★ (44) | No | Yes | Oct 2026 | |
| 2 |  | Free | — | Yes | Yes | Oct 2026 | |
| 3 |  | Free | 1.5★ (2) | No | No | May 2026 | |
| 4 |  | Free | 1.0★ (1) | No | No | Sep 2026 | |
| 5 |  | Free | 5.0★ (1) | No | No | Oct 2026 | |
| 6 |  | $29.99 | — | No | No | May 2026 | |
| 7 |  | Free | — | No | No | Oct 2026 | |
| 8 |  | Free | 4.8★ (990K) | Yes | No | Oct 2026 |
Transform your phone into a powerful car diagnostic tool with this app. It offers comprehensive system scans, full OBDII functionality, and specialized maintenance services for a wide range of vehicle brands. Easily identify issues, access repair data, and generate detailed reports wirelessly.
This app connects to your vehicle's OBD system via a WiFi adapter to display sensor data and diagnostic trouble codes. It includes a simulator for testing functionality without a physical connection.
