I want to show alert on a specific time on iphone using push notification.I have gmt +530 timezone in my local app.Suppose current time is 16:04:08 Gmt +530 and i want notification after one hour so currently I am converting it into UTC format and storing this time and alert message on server database. i want to know will i get the notification at my desired time? can someone tell me steps after storing UTC time on server? i will run cron job every minute and want to send notifications on multiple devices.