This app allows users to flash their car's ECU/TCU tunes, configure live data displays, and record data logs for analysis. It also provides diagnostic support tools like reading and clearing DTC codes.






250+ iOS apps curated and reviewed
Every iPhone needs a few good 034spi apps. We benchmark 250+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 4.2★ (43) | No | No | Nov 2026 | ||
| 2 | Free | 4.7★ (316K) | No | No | Nov 2026 | ||
| 3 | Free | 4.8★ (129K) | Yes | No | Nov 2026 | ||
| 4 | Free | 4.8★ (998K) | Yes | No | Nov 2026 | ||
| 5 | Free | 4.8★ (52K) | No | No | Nov 2026 | ||
| 6 | Free | 4.8★ (23K) | Yes | No | Nov 2026 | ||
| 7 | Free | 4.0★ (88) | No | No | Oct 2026 | ||
| 8 | Free | 4.6★ (48K) | No | No | Nov 2026 |






This app allows users to flash their car's ECU/TCU tunes, configure live data displays, and record data logs for analysis. It also provides diagnostic support tools like reading and clearing DTC codes.






Manage your Volkswagen vehicle with connected services. Schedule maintenance, find dealers, and access remote features like starting the engine or locking doors. Subscription plans unlock advanced capabilities for newer models.






Manage your vehicle's maintenance and repair history in one convenient app. Receive service reminders, get repair cost estimates, and track mileage and fuel efficiency. Stay informed about safety recalls and find trusted service centers.