iphone - Convert GMT NSDate to device's current Time Zone -

i'm using parse.com store values:

these gmt values. how convert these device's current time zone , nsdate result?

nsdate represented in gmt. it's how represent may change.

if want print date label.text, convert string using nsdateformatter , [nstimezone localtimezone], follows:

nsstring *gmtdatestring = @"08/12/2013 21:01";  nsdateformatter *df = [nsdateformatter new]; [df setdateformat:@"dd/mm/yyyy hh:mm"];  //create date assuming given string in gmt df.timezone = [nstimezone timezoneforsecondsfromgmt:0]; nsdate *date = [df datefromstring:gmtdatestring];  //create date string in local timezone df.timezone = [nstimezone timezoneforsecondsfromgmt:[nstimezone localtimezone].secondsfromgmt]; nsstring *localdatestring = [df stringfromdate:date]; nslog(@"date = %@", localdatestring);  // local timezone is: europe/london (gmt+01:00) offset 3600 (daylight) // prints out: date = 08/12/2013 22:01