245+ iOS apps curated and reviewed
The best battery tester car apps on iPhone average 3.4★ across 245+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 2.1★ (20) | No | Yes | Aug 2026 | |
| 2 |  | Free | 3.3★ (28) | No | No | Sep 2026 | |
| 3 |  | Free | — | No | No | May 2026 | |
| 4 |  | Free | 4.5★ (12K) | Yes | Yes | Sep 2026 | |
| 5 |  | Free | 3.5★ (24) | No | No | May 2026 | |
| 6 |  | Free | 3.7★ (9) | No | No | Aug 2026 | |
| 7 |  | Free | — | No | No | Aug 2026 | |
| 8 |  | Free | 3.7★ (1.6K) | Yes | Yes | Sep 2026 |
This app, paired with specific hardware testers, provides quick health checks for vehicle batteries and electrical systems. It allows technicians to view accurate test results and understand the condition of batteries, starters, and generators.
Monitor your car battery's health in real-time. This app tests the voltage of your starting and charging systems, providing detailed insights into your battery's condition. View all data on your phone via Bluetooth for easy car battery power management.
