Preventyl is an App that allows a phone user to send a text after a certain amount of time. Incase of overdose give your loved ones a chance to save your life or atleast say goodbye. You can send a text message after 5 minutes or 5 hours whatever you desire. The message will be sent if you do not stop or reset the timer. This App can be used for other activities such as: hiking, scuba diving, or visiting a foreign country.