iOS - 获取当前版本号、获取手机类型

// 获取手机版本号

NSDictionary *infoDic = [[NSBundle mainBundle] infoDictionary];
            NSString *currentVersion = [infoDic objectForKey:@"CFBundleShortVersionString"];

// 获取手机类型

NSString *iphoneType(){
    
    struct utsname systemInfo;
    
    uname(&systemInfo);
    
    NSString *platform = [NSString stringWithCString:systemInfo.machine encoding:NSASCIIStringEncoding];
    
    if ([platform isEqualToString:@"iPhone1,1"]) return @"iPhone 2G";
    
    if ([platform isEqualToString:@"iPhone1,2"]) return @"iPhone 3G";
    
    if ([platform isEqualToString:@"iPhone2,1"]) return @"iPhone 3GS";
    
    if ([platform isEqualToString:@"iPhone3,1"]) return @"iPhone 4";
    
    if ([platform isEqualToString:@"iPhone3,2"]) return @"iPhone 4";
    
    if ([platform isEqualToString:@"iPhone3,3"]) return @"iPhone 4";
    
    if ([platform isEqualToString:@"iPhone4,1"]) return @"iPhone 4S";
    
    if ([platform isEqualToString:@"iPhone5,1"]) return @"iPhone 5";
    
    if ([platform isEqualToString:@"iPhone5,2"]) return @"iPhone 5";
    
    if ([platform isEqualToString:@"iPhone5,3"]) return @"iPhone 5c";
    
    if ([platform isEqualToString:@"iPhone5,4"]) return @"iPhone 5c";
    
    if ([platform isEqualToString:@"iPhone6,1"]) return @"iPhone 5s";
    
    if ([platform isEqualToString:@"iPhone6,2"]) return @"iPhone 5s";
    
    if ([platform isEqualToString:@"iPhone7,1"]) return @"iPhone 6 Plus";
    
    if ([platform isEqualToString:@"iPhone7,2"]) return @"iPhone 6";
    
    if ([platform isEqualToString:@"iPhone8,1"]) return @"iPhone 6s";
    
    if ([platform isEqualToString:@"iPhone8,2"]) return @"iPhone 6s Plus";
    
    if ([platform isEqualToString:@"iPhone8,4"]) return @"iPhone SE";
    
    if ([platform isEqualToString:@"iPhone9,1"]) return @"iPhone 7";
    
    if ([platform isEqualToString:@"iPhone9,2"]) return @"iPhone 7 Plus";
    
    if ([platform isEqualToString:@"iPod1,1"])   return @"iPod Touch 1G";
    
    if ([platform isEqualToString:@"iPod2,1"])   return @"iPod Touch 2G";
    
    if ([platform isEqualToString:@"iPod3,1"])   return @"iPod Touch 3G";
    
    if ([platform isEqualToString:@"iPod4,1"])   return @"iPod Touch 4G";
    
    if ([platform isEqualToString:@"iPod5,1"])   return @"iPod Touch 5G";
    
    if ([platform isEqualToString:@"iPad1,1"])   return @"iPad 1G";
    
    if ([platform isEqualToString:@"iPad2,1"])   return @"iPad 2";
    
    if ([platform isEqualToString:@"iPad2,2"])   return @"iPad 2";
    
    if ([platform isEqualToString:@"iPad2,3"])   return @"iPad 2";
    
    if ([platform isEqualToString:@"iPad2,4"])   return @"iPad 2";
    
    if ([platform isEqualToString:@"iPad2,5"])   return @"iPad Mini 1G";
    
    if ([platform isEqualToString:@"iPad2,6"])   return @"iPad Mini 1G";
    
    if ([platform isEqualToString:@"iPad2,7"])   return @"iPad Mini 1G";
    
    if ([platform isEqualToString:@"iPad3,1"])   return @"iPad 3";
    
    if ([platform isEqualToString:@"iPad3,2"])   return @"iPad 3";
    
    if ([platform isEqualToString:@"iPad3,3"])   return @"iPad 3";
    
    if ([platform isEqualToString:@"iPad3,4"])   return @"iPad 4";
    
    if ([platform isEqualToString:@"iPad3,5"])   return @"iPad 4";
    
    if ([platform isEqualToString:@"iPad3,6"])   return @"iPad 4";
    
    if ([platform isEqualToString:@"iPad4,1"])   return @"iPad Air";
    
    if ([platform isEqualToString:@"iPad4,2"])   return @"iPad Air";
    
    if ([platform isEqualToString:@"iPad4,3"])   return @"iPad Air";
    
    if ([platform isEqualToString:@"iPad4,4"])   return @"iPad Mini 2G";
    
    if ([platform isEqualToString:@"iPad4,5"])   return @"iPad Mini 2G";
    
    if ([platform isEqualToString:@"iPad4,6"])   return @"iPad Mini 2G";
    
    if ([platform isEqualToString:@"i386"])      return @"iPhone Simulator";
    
    if ([platform isEqualToString:@"x86_64"])    return @"iPhone Simulator";
    
    return platform;
    
}

手机系统版本：9.1

NSString* phoneVersion = [[UIDevice currentDevice] systemVersion];

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"];  



    //手机序列号  
    NSString* identifierNumber = [[UIDevice currentDevice] uniqueIdentifier];  
    NSLog(@"手机序列号: %@",identifierNumber);  
    //手机别名： 用户定义的名称  
    NSString* userPhoneName = [[UIDevice currentDevice] name];  
    NSLog(@"手机别名: %@", userPhoneName);  
    //设备名称  
    NSString* deviceName = [[UIDevice currentDevice] systemName];  
    NSLog(@"设备名称: %@",deviceName );  
    //手机系统版本  
    NSString* phoneVersion = [[UIDevice currentDevice] systemVersion];  
    NSLog(@"手机系统版本: %@", phoneVersion);  
    //手机型号  
    NSString* phoneModel = [[UIDevice currentDevice] model];  
    NSLog(@"手机型号: %@",phoneModel );  
    //地方型号  （国际化区域名称）  
    NSString* localPhoneModel = [[UIDevice currentDevice] localizedModel];  
    NSLog(@"国际化区域名称: %@",localPhoneModel );  

    NSDictionary *infoDictionary = [[NSBundle mainBundle] infoDictionary];  
    // 当前应用名称  
    NSString *appCurName = [infoDictionary objectForKey:@"CFBundleDisplayName"];  
    NSLog(@"当前应用名称：%@",appCurName);  
    // 当前应用软件版本  比如：1.0.1  
    NSString *appCurVersion = [infoDictionary objectForKey:@"CFBundleShortVersionString"];  
    NSLog(@"当前应用软件版本:%@",appCurVersion);  
    // 当前应用版本号码   int类型  
    NSString *appCurVersionNum = [infoDictionary objectForKey:@"CFBundleVersion"];  
    NSLog(@"当前应用版本号码：%@",appCurVersionNum); 

摘自：http://blog.csdn.net/ws1352864983/article/details/53837256