Kitestring is a web-based service that checks in with you and sends an alert to pre-selected contacts should you fail to respond. Kitestring works through your inaction.
Kitestring check-ins are sent by SMS text, you simply need to visit the free service’s website at kitestring.io.
Once you have your phone set up, you can visit the Kitestring site to customize your SOS message and activate an SMS message broadcast that will be sent out in 30 minutes, 2 hours, 5 hours or 12 hours.
Or, you can simply text the Kitestring service with the number of minutes in which to active your SMS broadcast.
Once the time is up, you get a check in message and if for some reason you’re unable to respond to that text withing 5 minutes, Kitestring will let your contacts know.
You can even set a check-in word and duress codes, so Kitestring will keep working even if someone else gains control of your phone.
You can learn more about Kitestring by visiting its website.