If you are the kind of person who likes to keep thier phone silent and that makes you miss emergencies well now if some one messages you "Help" or any predefined word of your choice like your safe word your phone will automatically start ringing*. So you know something is up. *Notification for this applet should be on for proper fuctioning.
If
New SMS received matches search
This Trigger fires every time you receive an SMS on your Android device that matches a search you specify.
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Discover more time saving integrations for Android SMS and Android Device