Notification For Morning 8:00 AM
UILocalNotification *localNotif1 = [[UILocalNotification alloc] init];
localNotif1.alertBody = @"Morning 8:00 AM";
NSDateComponents *components1 = [[NSCalendar currentCalendar] components:(NSCalendarUnitYear | NSCalendarUnitMonth | NSCalendarUnitDay | NSCalendarUnitHour | NSCalendarUnitMinute | NSCalendarUnitWeekOfMonth) fromDate:[NSDate date]];
[components1 setHour:8];
[components1 setMinute:0];
localNotif1.fireDate = [[NSCalendar currentCalendar] dateFromComponents:components1];
[localNotif1 setRepeatInterval:NSCalendarUnitDay];
[[UIApplication sharedApplication] scheduleLocalNotification:localNotif1];
Notification For Evening 8:00 PM
UILocalNotification *localNotif2 = [[UILocalNotification alloc] init];
localNotif2.alertBody = @"Evening 8:00 PM";
NSDateComponents *components2 = [[NSCalendar currentCalendar] components:(NSCalendarUnitYear | NSCalendarUnitMonth | NSCalendarUnitDay | NSCalendarUnitHour | NSCalendarUnitMinute | NSCalendarUnitWeekOfMonth) fromDate:[NSDate date]];
[components2 setHour:20];
[components2 setMinute:0];
localNotif2.fireDate = [[NSCalendar currentCalendar] dateFromComponents:components2];
[localNotif2 setRepeatInterval:NSCalendarUnitDay];
[[UIApplication sharedApplication] scheduleLocalNotification:localNotif2];