Well, this is exactly how the new Android app will do for you: it lets you set an alarm clock by simply sending a specially-formatted SMS to a specific (or group) of phone numbers at once.
Smart isn't it?
Flying Alarm Clock: Remotely Set Alarm Clock By SMS (Android)You can surely save anyone from any morning disaster with this mind-blowing app called Flying Alarm Clock, a clever Android app that allows you to set an alarm clock by simply sending an SMS text message. This is sort of sending a reminder, with complete alarm date and time, to any phone number.
Flying Alarm Clock must be installed on your friend or kid's Android phone (Get it HERE).
This is basically how you compose a text message to remotely set an alarm clock by SMS:
By the time John receives the message, his Android should prompt like this:
Flying Alarm Clock is truly a brilliant app. Imagine you only have to send an SMS to set your kid or friend's alarm clock?