Alarmbox Second Edition is an Android app developed by DRYDEN DIGITAL - Apps Mobile Media. It falls under the category of Social & Communication and is available for free. This app is specifically designed to assist rescue units with alerting via SMS.

The main features of Alarmbox Second Edition include the ability to select your own ringtone, use numbers and contacts for alerting, configure the display time for the alarm message, and set up repeating alarms. Additionally, the app allows you to view the history of each configured Alarmbox, use the flashlight, forward the alarm message via SMS or email, and utilize text-to-speech functionality.

One unique feature of Alarmbox Second Edition is the ability to unlock the alarm dialog with a slider. This adds an extra layer of security and prevents accidental dismissals of important alerts. The app also offers a simulated test alert feature, which can be unlocked through an in-app purchase.

Overall, Alarmbox Second Edition is a useful tool for rescue units who rely on SMS alerting. Its range of features, including customizable settings and alert history tracking, make it a valuable asset in emergency situations.