Stud Finder - Metal Detector is an iPhone app designed to locate metal elements within walls, such as nails, screws, and wiring. The app provides a simple and intuitive way to detect metals by following a few easy steps. By turning on the app and placing the back of your phone against a wall, users can move the phone along the surface. Upon detecting metal, the app emits a beep and displays a red indicator on the screen.

This utility tool can be handy for various purposes, including DIY projects, home renovations, or simply locating metal objects within walls. However, users should note that the app may not be compatible with older iPhone models, so it's essential to check the device compatibility before use.