NSString *strname=[[UIDevice currentDevice] name];
NSLog(@"设备名:%@",strname);
NSString *strSysName = [[UIDevice currentDevice] systemName];
NSLog(@"系统名称：%@", strSysName);// e.g. @"iOS"
NSString *strSysVersion = [[UIDevice currentDevice] systemVersion];
NSLog(@"系统版本号：%@", strSysVersion);// e.g. @"4.0"
NSString *strModel = [[UIDevice currentDevice] model];
NSLog(@"设备模式：%@", strModel);// e.g. @"iPhone", @"iPod touch"
NSString *strLocModel = [[UIDevice currentDevice] localizedModel];
NSLog(@"本地设备模式：%@", strLocModel);// localized version of model
NSDictionary *dicInfo = [[NSBundle mainBundle] infoDictionary];
// CFShow(dicInfo);
NSString *strAppName = [dicInfo objectForKey:@"CFBundleDisplayName"];
NSLog(@"App应用名称：%@", strAppName);
NSString *strAppVersion = [dicInfo objectForKey:@"CFBundleShortVersionString"];
NSLog(@"App应用版本：%@", strAppVersion);
NSString *strAppBuild = [dicInfo objectForKey:@"CFBundleVersion"];
NSLog(@"App应用Build版本：%@", strAppBuild);
NSArray *languageArray = [NSLocale preferredLanguages];
NSString *language = [languageArray objectAtIndex:0];
NSLog(@"语言：%@", language);//en
NSLocale *locale = [NSLocale currentLocale];
NSString *country = [locale localeIdentifier];
NSLog(@"国家：%@", country); //en_US
原文：http://www.cnblogs.com/haiying/p/4174783.html