Help Bird 对比 Water and Energy Tracker 的使用情况和统计数据

In dangerous or unpleasant situations, it may be difficult to quickly summon assistance. Help Bird helps you to quickly inform several selected persons about your emergency. Thus, increases the chance that your help message is immediately read by a helper. Help Bird sends an SMS or iMessage to all your specified helpers when you request assistance. The message tells your helpers that you are in an emergency situation and also includes your current location.