Best Vibration Meter is a free app which can measure the vibration (seismograph, body tremor, seismometer). This app uses the phone sensors to measure vibration or the earthquake, and it shows a reference as a seismic detector. Using Best Vibration Meter, you can check vibrations on the modified Mercalli intensity scale.
According to the antivirus report, the app is safe and secure. NETIGEN Utilities is the developer of Best Vibration Meter that can be found in the Tools category. People rated this application 4 on Google Play.