Jquake: Android

Because JQuake Android connects directly to the data source (often using WebSocket technology), it bypasses the delays inherent in SMS-based or cellular broadcast alerts (J-Alert). In tests, JQuake often beats the national emergency broadcast system by 1 to 3 seconds.

No. JQuake runs perfectly on standard, non-rooted Android devices. Only the "unknown sources" permission is required for installation. jquake android