This is One button sms app. You can send regular sms or text to 10 people at the same time. It really easy to use. Type your SOS text and insert your destination numbers, save it and send it anytime you need. Especially, for a people who are in danger or an elderly people who need help while there is no people around. Just grab your phone, select this app, click the send button, you're done ! The SOS or alert will be sent to 10 of your friends and help will come to your place. Enjoy !