# Trailer Check Pro

> Trailer Check Pro (iPhone/iPad app by Rite Irrigation LLC.)

- Source: https://appshunter.io/ios/app/trailer-check-pro/id6802115936 (this page in markdown: same URL + `.md`)
- Developer: [Rite Irrigation LLC](https://appshunter.io/developer/507756979)
- Category: Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 15.1 · 32 MB
- Languages: English
- Released: 2026-09-09
- Data updated: 2026-09-14
- User reviews in markdown: https://appshunter.io/ios/app/trailer-check-pro/id6802115936/reviews.md

## What is Trailer Check Pro?

TrailerCheck Pro is a high-fidelity diagnostic application designed to interface seamlessly with TrailerCheck Pro hardware via Bluetooth Low Energy (BLE). Built for mechanics, fleet operators, and DIY enthusiasts, it provides professional-grade diagnostics, monitoring, and control for trailer lighting and power systems.
Key Features:
Real-Time Telemetry: Monitor output voltage, load current, device temperature, and battery health with high precision.
Lighting Controls: Interactive, wireless control over Brake, Tail, Clearance, Turn Signals, Hazards, and Auxiliary power.
Intelligent Visualization: Real-time trailer model visualization showing active light states and animations as you test.
Battery Diagnostics: Advanced monitoring with support for various battery types (Milwaukee M18, DeWalt 20V, Bosch 18V).
Over-the-Air Updates: Perform wireless firmware updates on your TrailerCheck Pro hardware directly from the app.
NFC Quick-Launch: Instantly launch the app and connect by tapping your phone to the hardware case.
Note: This app requires the physical TrailerCheck Pro hardware to function.


## Version history (last 1 release)

### 1.0 — 2026-09-10

No release notes.

## More apps by Rite Irrigation LLC

- [Farm Tools](https://appshunter.io/ios/app/farm-tools/id507756976)
- [HMI Viewer](https://appshunter.io/ios/app/hmi-viewer/id1261910446)
- [HMI Editor](https://appshunter.io/ios/app/hmi-editor/id1261910661)
- [Rite Control PLC](https://appshunter.io/ios/app/rite-control-plc/id6768149545)
- [TypeCalculator](https://appshunter.io/ios/app/typecalculator/id6783970060)

All apps by Rite Irrigation LLC: https://appshunter.io/developer/507756979

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-14.*