1.iOS获取当前app的名称和版本号
NSDictionary *infoDictionary = [[NSBundle mainBundle] infoDictionary]; CFShow(infoDictionary); // app名称 NSString *app_Name = [infoDictionary objectForKey:@"CFBundleDisplayName"]; // app版本 NSString *app_Version = [infoDictionary objectForKey:@"CFBundleShortVersionString"]; // app build版本 NSString *app_build = [infoDictionary objectForKey:@"CFBundleVersion"];
2.iOS获取当前系统版本号
NSString* phoneVersion = [[UIDevice currentDevice] systemVersion];
float phoneVersion = [[[UIDevice currentDevice] systemVersion] floatValue]
NSArray *languages = [NSLocale preferredLanguages]; NSString *currentLanguage = [languages objectAtIndex:0];
4.获得iphone唯一标识符UDID(序列号)
NSString *UDID_No = [[UIDevice currentDevice] uniqueIdentifier];
5.当前手机型号
NSString* phoneModel = [[UIDevice currentDevice] model];
6.获得手机别名（用户定义的名称）
NSString* userPhoneName = [[UIDevice currentDevice] name];
NSString* deviceName = [[UIDevice currentDevice] systemName];
NSString* localPhoneModel = [[UIDevice currentDevice] localizedModel];
原文：http://www.cnblogs.com/ding0039/p/4624441.html