Region der Lebensretter is a free Android app developed by FirstAED ApS, categorized under Lifestyle and subcategorized under Medical. This app is designed to provide first aid assistance to those in need by sending out an alarm to registered helpers in the lifesaver region of Germany, including Aalen, Biberach, Freiburg / Breisgau-Hochschwarzwald, Heidenheim, Rems-Murr, and Ulm. However, to use this app, you must be registered as a helper with one of the participating aid organizations or hospitals and require an activation code.

Region der Lebensretter has already successfully carried out thousands of alarms in many countries under the name FirstAED. The app's interface is simple, user-friendly, and easy to navigate. It provides step-by-step instructions on how to respond to different emergency situations, including cardiac arrest, choking, and bleeding. The app also features a map that displays the location of the alarm and the nearest emergency services. Overall, Region der Lebensretter is a reliable and efficient first aid alarm app that can save lives in critical situations.