If You want to save some details of user in device then you can use NSUserDefaults. It just like SharedPreference or cookie. To write data in NSUserDefaults use below code. NSString *valueToSave = @"someValue"; [[NSUserDefaults standardUserDefaults] setObject:valueToSave forKey:@"myKey"]; [[NSUserDefaults standardUserDefaults] synchronize]; To read data from NSUserDefaults use below code. NSString *savedValue = [[NSUserDefaults standardUserDefaults] stringForKey:@"myKey"];

If You want to save some details of user in device then you can use NSUserDefaults.
It just like SharedPreference or cookie.

To write data in NSUserDefaults use below code.

NSString *valueToSave = @"someValue";
[[NSUserDefaults standardUserDefaults] setObject:valueToSave forKey:@"myKey"];
[[NSUserDefaults standardUserDefaults] synchronize];

To read data from NSUserDefaults use below code.

NSString *savedValue = [[NSUserDefaults standardUserDefaults]
    stringForKey:@"myKey"];