Metal Detector EMF vs GhostVibe Lite

Metal Detector EMF detects the presence of metal nearby. Metal detectors measure magnetic field value using a magnetic sensor that is built into your smartphone. Now You can easily find metallic objects that are hidden underground, behind walls etc. , or be a treasure hunter or ghost hunters, also see a reading trend through the graph. Simple app in your device called Gauss Meter are used for measuring the Earth's magnetic field but can't detect silver, gold, copper coins (non-ferrous - no magnetic field). This Magnetometer app require a magnetic sensor otherwise does not work.

Seismograph / Seismometer vibration detection. Detect vibration and movement using the sensors built into your smart phone or tablet. Features include: + 4 different visualisations, including seismograph/seismometer, bulls-eye, vortex and meter. + Adjustable sensitivity. + No adverts or in-app-purchases. No internet connection needed. No unnecessary permissions required. INSTRUCTIONS Place your device on a flat, solid surface. Any vibration or movement will be detected so it is useful to detect earthquakes, seismic activity, etc. Your device must have accelerometers to work with GhostVibe Lite - which most mobile Apple devices have. Live data is visible on the screen and is updated roughly 30 times a second. Tap the screen to pause the app and access the settings. You can choose one of 4 visualisations for the live vibration data. LITE VERSION This lite version of GhostVibe does NOT contain logging. The full version is available from the store and includes: + Saves daily logs which you can view later. + Export daily logs in CSV format to other apps, e.g. your favourite spreadsheet application. SENSITIVITY You can adjust the sensitivity of the displayed data by tapping the cog icon. Dragging the bar left will make it less sensitive, dragging the bar right will make it more sensitive. Some devices have more sensitive sensors than others. PERMISSIONS This app does not show adverts. It does no contain any in-app-purchases. It does not require an internet connection. The only permission it needs is for storing your settings.