Vibration Meter is in the 4th set of Smart Tools collection.

This app uses acceleration sensor to measure vibration or an earthquake, and it shows a reference as a seismic detector (seismograph).

The measured values are related to Modified Mercalli Intensity scale (MMI). If it is inaccurate, you can calibrate it so that maximum value is about 10-11.
Please use the result only for reference because Android devices have a wide variety of performance and sensitivity.

* Main features:
- Alarm level
- Beep sound
- Material design


* Pro version added features:
- No ads
- Sound Meter
- Statistic menu
- CSV file exporting
- Screen capture

* Do you want more tools?
download [Smart Meter Pro] and [Smart Tools] package.

For more information, watch YouTube and visit the blog. Thank you.

// Option A //

To download Vibration Meter mod from HappyMod.com.
You need enable the option "Unknown Sources".
1. Click on the above link to download Vibration Meter mod APK.
2. Save the file in your device Downloads folder.
3. Now tap on Install and wait for the installation to finish.
4. Once it is done, open the game and start playing it right away.

// Option B //

To download Vibration Meter from HappyMod APP, you can follow this:
1. Open your browser and download the HappyMod APK file from HappyMod.com - the only official website of HappyMod.
2. Open Android Settings and go into Privacy or Security.
3. Tap the option to Allow Unknown Sources and enable it.
4. Go to your Android downloads and tap the APK file.
5. Follow the directions on the screen to install it.
6. Search Vibration Meter in HappyMod App.