# Trailer Check Pro

> Utilities

Canonical page: [https://chrome-stats.com/d/id6802115936](https://chrome-stats.com/d/id6802115936)

## Overview

- **ID:** `id6802115936`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Greg Maendel
- **Category:** Utilities
- **Version:** 1.0
- **Last updated:** 2026-09-10
- **First published:** 2026-09-09
- **Size:** 32 MB
- **Data as of:** 2026-09-18
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/trailer-check-pro/id6802115936)
- **Website:** [https://trailercheckpro.com](https://trailercheckpro.com/)
- **Privacy policy:** [https://trailercheckpro.com/privacy](https://trailercheckpro.com/privacy)

## Description

The ultimate wireless trailer diagnostics tool. Run full electrical tests directly from your smartphone, powered by standard tool batteries.

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.

## Rankings

- #1,969,702 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id6802115936)