Trailer Light Check

Utilities

Free · Designed for iPad. Not verified for macOS.

4 wire Trailer Light Test. App views condition and controls light check box. This is a companion app to a Box that has flat wire plugs on it and inside 2 ESP32C3 super Minis. This app displays vehicle lights and provides power to trailer lights for faster diagnosis. This app is a tool like a volt meter and collects no data or information of useage.

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The developer, John Lemley, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    Seller
    John Lemley
    Size
    9.6 MB
    Category
    Utilities
    Compatibility
    Requires iOS 26.2 or later.
    • iPhone
      Requires iOS 26.2 or later.
    • iPad
      Requires iPadOS 26.2 or later.
    • Mac
      Requires macOS 26.2 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 26.2 or later.
    Languages
    English
    Age Rating
    4+
    Copyright
    © Jack.Lemley Copyright 2025-
  • Privacy Policy

    • More by John Lemley