Monitor your vehicle's engine, emissions, and other critical systems. This app aids in diagnosing car issues and provides insights into various components for better car maintenance.
OBD Plus by Shenzhen Leagend Optoelectronics Co., Ltd.






32+ iOS apps curated and reviewed
Out of 32+ obdplus 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 | 3.3★ (4) | No | No | Oct 2026 | ||
| 2 | Free | — | No | No | May 2026 | ||
| 3 | Free | 4.6★ (9.9K) | No | Yes | Nov 2026 | ||
| 4 | Free | 4.8★ (13K) | No | Yes | Nov 2026 | ||
| 5 | Free | 4.5★ (4.4K) | No | No | Nov 2026 | ||
| 6 | Free | 4.8★ (6.1K) | No | No | Nov 2026 | ||
| 7 | Free | 3.3★ (130) | No | No | Nov 2026 | ||
| 8 | Free | 4.5★ (7.6K) | No | Yes | Nov 2026 |






Monitor your vehicle's engine, emissions, and other critical systems. This app aids in diagnosing car issues and provides insights into various components for better car maintenance.












This app provides comprehensive car diagnostics, live engine data, and repair guides. It helps users understand their car's health, perform maintenance, and even unlock hidden features. Compatible with a wide range of car brands, it empowers owners to take control of their vehicle's upkeep.