IOS Get Device version model

#import "Sys/utsname.h"

/**
* Device Version
*
* @return e.g. IPhone 5S
*/
+ (nsstring*) deviceversion {
Need #import "Sys/utsname.h"
struct Utsname systemInfo;
Uname (&systeminfo);
NSString *devicestring = [NSString stringWithCString:systemInfo.machine encoding:nsutf8stringencoding];

Iphone
if ([devicestring isequaltostring:@ "iphone1,1"]) return @ "IPhone 1G";
if ([devicestring isequaltostring:@ "iphone1,2"]) return @ "IPhone 3G";
if ([devicestring isequaltostring:@ "iphone2,1"]) return @ "IPhone 3GS";
if ([devicestring isequaltostring:@ "iphone3,1"]) return @ "IPhone 4";
if ([devicestring isequaltostring:@ "iphone3,2"]) return @ "Verizon IPhone 4";
if ([devicestring isequaltostring:@ "iphone4,1"]) return @ "IPhone 4S";
if ([devicestring isequaltostring:@ "iphone5,1"]) return @ "IPhone 5";
if ([devicestring isequaltostring:@ "iphone5,2"]) return @ "IPhone 5";
if ([devicestring isequaltostring:@ "iphone5,3"]) return @ "IPhone 5C";
if ([devicestring isequaltostring:@ "iphone5,4"]) return @ "IPhone 5C";
if ([devicestring isequaltostring:@ "iphone6,1"]) return @ "IPhone 5S";
if ([devicestring isequaltostring:@ "iphone6,2"]) return @ "IPhone 5S";
if ([devicestring isequaltostring:@ "iphone7,1"]) return @ "IPhone 6 Plus";
if ([devicestring isequaltostring:@ "iphone7,2"]) return @ "IPhone 6";
if ([devicestring isequaltostring:@ "iphone8,1"]) return @ "IPhone 6s";
if ([devicestring isequaltostring:@ "iphone8,2"]) return @ "IPhone 6s Plus";
if ([devicestring isequaltostring:@ "iphone8,4"]) return @ "IPhone SE";
if ([devicestring isequaltostring:@ "iphone9,1"]) return @ "IPhone 7";
if ([devicestring isequaltostring:@ "iphone9,3"]) return @ "IPhone 7";
if ([devicestring isequaltostring:@ "iphone9,2"]) return @ "IPhone 7 Plus";
if ([devicestring isequaltostring:@ "iphone9,4"]) return @ "IPhone 7 Plus";

Ipod
if ([devicestring isequaltostring:@ "ipod1,1"]) return @ "IPod Touch 1G";
if ([devicestring isequaltostring:@ "ipod2,1"]) return @ "IPod Touch 2G";
if ([devicestring isequaltostring:@ "ipod3,1"]) return @ "IPod Touch 3G";
if ([devicestring isequaltostring:@ "ipod4,1"]) return @ "IPod Touch 4G";
if ([devicestring isequaltostring:@ "ipod5,1"]) return @ "IPod Touch 5G";
if ([devicestring isequaltostring:@ "ipod7,1"]) return @ "IPod Touch 6G";

Ipad
if ([devicestring isequaltostring:@ "ipad1,1"]) return @ "IPad";
if ([devicestring isequaltostring:@ "ipad2,1"]) return @ "IPad 2 (WiFi)";
if ([devicestring isequaltostring:@ "ipad2,2"]) return @ "IPad 2 (GSM)";
if ([devicestring isequaltostring:@ "ipad2,3"]) return @ "IPad 2 (CDMA)";
if ([devicestring isequaltostring:@ "ipad2,4"]) return @ "IPad 2 (32nm)";
if ([devicestring isequaltostring:@ "ipad2,5"]) return @ "IPad Mini (WiFi)";
if ([devicestring isequaltostring:@ "ipad2,6"]) return @ "IPad Mini (GSM)";
if ([devicestring isequaltostring:@ "ipad2,7"]) return @ "IPad Mini (CDMA)";

if ([devicestring isequaltostring:@ "ipad3,1"]) return @ "IPad 3 (WiFi)";
if ([devicestring isequaltostring:@ "ipad3,2"]) return @ "IPad 3 (CDMA)";
if ([devicestring isequaltostring:@ "ipad3,3"]) return @ "IPad 3 (4G)";
if ([devicestring isequaltostring:@ "ipad3,4"]) return @ "IPad 4 (WiFi)";
if ([devicestring isequaltostring:@ "ipad3,5"]) return @ "IPad 4 (4G)";
if ([devicestring isequaltostring:@ "ipad3,6"]) return @ "IPad 4 (CDMA)";

if ([devicestring isequaltostring:@ "ipad4,1"]) return @ "IPad Air";
if ([devicestring isequaltostring:@ "ipad4,2"]) return @ "IPad Air";
if ([devicestring isequaltostring:@ "ipad4,3"]) return @ "IPad Air";
if ([devicestring isequaltostring:@ "ipad5,3"]) return @ "IPad Air 2";
if ([devicestring isequaltostring:@ "ipad5,4"]) return @ "IPad Air 2";
if ([devicestring isequaltostring:@ "i386"]) return @ "Simulator";
if ([devicestring isequaltostring:@ "x86_64"]) return @ "Simulator";

if ([devicestring isequaltostring:@ "ipad6,7"]) return @ "IPad Pro";
if ([devicestring isequaltostring:@ "ipad6,8"]) return @ "IPad Pro";

if ([devicestring isequaltostring:@ "ipad6,3"]) return @ "IPad Pro";
if ([devicestring isequaltostring:@ "ipad6,4"]) return @ "IPad Pro";

if ([devicestring isequaltostring:@ "ipad4,4"]
|| [Devicestring isequaltostring:@ "ipad4,5"]
||      [Devicestring isequaltostring:@ "ipad4,6"]) return @ "IPad mini 2";

if ([devicestring isequaltostring:@ "ipad4,7"]
|| [Devicestring isequaltostring:@ "ipad4,8"]
||      [Devicestring isequaltostring:@ "ipad4,9"]) return @ "IPad Mini 3";

if ([devicestring isequaltostring:@ "ipad5,1"]
||      [Devicestring isequaltostring:@ "ipad5,2"]) return @ "IPad mini 4";

Apple Watch
if ([devicestring isequaltostring:@ "watch1,1"]) return @ "Apple Watch";
if ([devicestring isequaltostring:@ "watch1,2"]) return @ "Apple Watch";
if ([devicestring isequaltostring:@ "watch2,6"]) return @ "Apple Watch Series 1";
if ([devicestring isequaltostring:@ "watch2,7"]) return @ "Apple Watch Series 1";
if ([devicestring isequaltostring:@ "watch2,3"]) return @ "Apple Watch Series 2";
if ([devicestring isequaltostring:@ "watch2,4"]) return @ "Apple Watch Series 2";

Apple TV
if ([devicestring isequaltostring:@ "appletv2,1"]) return @ "Apple TV 2G";
if ([devicestring isequaltostring:@ "appletv3,1"]) return @ "Apple TV 3G";
if ([devicestring isequaltostring:@ "appletv3,2"]) return @ "Apple TV 3G";
if ([devicestring isequaltostring:@ "appletv5,3"]) return @ "Apple TV 4G";

return devicestring;
}

IOS Get Device version model