Adjustable sensitivity by zooming in or out the earth image.
Play with it anytime or turn it on during your sleep.
Shake detection is subjective to each individual device build-in sensor and related supporting functions.
This app helps to detect movement of its underlying surface but it's not to be used as a sole resource to detect earthquake. Any damage, loss from using this app is at user's own risk.
By downloading or using this app, you agree to the above disclaimer.