Devices.plist

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
	<key>iPhone5,1</key>
	<string>iPhone 5 (GSM)</string>
	<key>iPhone5,2</key>
	<string>iPhone 5 (GSM+CDMA)</string>
	<key>iPhone5,3</key>
	<string>iPhone 5C (GSM)</string>
	<key>iPhone5,4</key>
	<string>iPhone 5C (GSM+CDMA)</string>
	<key>iPhone6,1</key>
	<string>iPhone 5S (GSM)</string>
	<key>iPhone6,2</key>
	<string>iPhone 5S (GSM+CDMA)</string>
	<key>iPhone7,1</key>
	<string>iPhone 6 Plus</string>
	<key>iPhone7,2</key>
	<string>iPhone 6</string>
	<key>iPhone8,1</key>
	<string>iPhone 6s</string>
	<key>iPhone8,2</key>
	<string>iPhone 6s Plus</string>
	<key>iPhone8,3</key>
	<string>iPhone SE (GSM+CDMA)</string>
	<key>iPhone8,4</key>
	<string>iPhone SE (GSM)</string>
	<key>iPhone9,1</key>
	<string>iPhone 7</string>
	<key>iPhone9,2</key>
	<string>iPhone 7 Plus</string>
	<key>iPhone9,3</key>
	<string>iPhone 7</string>
	<key>iPhone9,4</key>
	<string>iPhone 7 Plus</string>
	<key>iPhone10,1</key>
	<string>iPhone 8</string>
	<key>iPhone10,2</key>
	<string>iPhone 8 Plus</string>
	<key>iPhone10,3</key>
	<string>iPhone X Global</string>
	<key>iPhone10,4</key>
	<string>iPhone 8</string>
	<key>iPhone10,5</key>
	<string>iPhone 8 Plus</string>
	<key>iPhone10,6</key>
	<string>iPhone X GSM</string>
	<key>iPhone11,2</key>
	<string>iPhone XS</string>
	<key>iPhone11,4</key>
	<string>iPhone XS Max</string>
	<key>iPhone11,6</key>
	<string>iPhone XS Max Global</string>
	<key>iPhone11,8</key>
	<string>iPhone XR</string>
	<key>iPod7,1</key>
	<string>iPod Touch 6G</string>
	<key>iPod9,1</key>
	<string>iPod Touch 7G</string>
	<key>iPad3,4</key>
	<string>iPad 4 (WiFi)</string>
	<key>iPad3,5</key>
	<string>iPad 4 (GSM)</string>
	<key>iPad3,6</key>
	<string>iPad 4 (GSM+CDMA)</string>
	<key>iPad4,1</key>
	<string>iPad Air (WiFi)</string>
	<key>iPad4,2</key>
	<string>iPad Air (WiFi/Cellular)</string>
	<key>iPad4,3</key>
	<string>iPad Air (China)</string>
	<key>iPad4,4</key>
	<string>iPad Mini Retina (WiFi)</string>
	<key>iPad4,5</key>
	<string>iPad Mini Retina (WiFi/Cellular)</string>
	<key>iPad4,6</key>
	<string>iPad Mini Retina (China)</string>
	<key>iPad4,7</key>
	<string>iPad Mini 3 (WiFi)</string>
	<key>iPad4,8</key>
	<string>iPad Mini 3 (WiFi/Cellular)</string>
	<key>iPad4,9</key>
	<string>iPad Mini 3 (China)</string>
	<key>iPad5,1</key>
	<string>iPad Mini 4 (WiFi)</string>
	<key>iPad5,2</key>
	<string>iPad Mini 4 (WiFi/Cellular)</string>
	<key>iPad5,3</key>
	<string>iPad Air 2 (WiFi)</string>
	<key>iPad5,4</key>
	<string>iPad Air 2 (WiFi/Cellular)</string>
	<key>iPad6,3</key>
	<string>iPad Pro 9.7-inch (WiFi)</string>
	<key>iPad6,4</key>
	<string>iPad Pro 9.7-inch (WiFi/Cellular)</string>
	<key>iPad6,7</key>
	<string>iPad Pro 12.9-inch (WiFi)</string>
	<key>iPad6,8</key>
	<string>iPad Pro 12.9-inch (WiFi/Cellular)</string>
	<key>iPad6,11</key>
	<string>iPad 5 (WiFi)</string>
	<key>iPad6,12</key>
	<string>iPad 5 (WiFi/Cellular)</string>
	<key>iPad7,1</key>
	<string>iPad Pro 12.9-inch 2nd-gen (WiFi)</string>
	<key>iPad7,2</key>
	<string>iPad Pro 12.9-inch 2nd-gen (WiFi/Cellular)</string>
	<key>iPad7,3</key>
	<string>iPad Pro 10.5-inch (WiFi)</string>
	<key>iPad7,4</key>
	<string>iPad Pro 10.5-inch (WiFi/Cellular)</string>
	<key>iPad7,5</key>
	<string>iPad 6 (WiFi)</string>
	<key>iPad7,6</key>
	<string>iPad 6 (WiFi/Cellular)</string>
	<key>iPad8,1</key>
	<string>iPad Pro 11-inch (WiFi)</string>
	<key>iPad8,2</key>
	<string>iPad Pro 11-inch (WiFi, 1TB)</string>
	<key>iPad8,3</key>
	<string>iPad Pro 11-inch (Cellular)</string>
	<key>iPad8,4</key>
	<string>iPad Pro 11-inch (Cellular, 1TB)</string>
	<key>iPad8,5</key>
	<string>iPad Pro 12.9-inch 3 (WiFi)</string>
	<key>iPad8,6</key>
	<string>iPad Pro 12.9-inch 3 (WiFi, 1TB)</string>
	<key>iPad8,7</key>
	<string>iPad Pro 12.9-inch 3 (Cellular)</string>
	<key>iPad8,8</key>
	<string>iPad Pro 12.9-inch 3 (Cellular, 1TB)</string>
</dict>
</plist>

Devices.swift

struct Device {
    private static let devices: [String: String] = {
        let json = Bundle.current.url(forResource: "Devices", withExtension: "plist")!
        let data = try! Data(contentsOf: json)
        let decoder = PropertyListDecoder()
        return try! decoder.decode([String: String].self, from: data)
    }()
    
    private static func deviceName(for device: String) -> String {
        return devices[device] ?? device
    }
    
    static var deviceName: String {
        #if canImport(Darwin)
        #if os(macOS)
        let hwmodel = "hw.model"
        #else
        let hwmodel = "hw.machine"
        #endif
        var size: Int = 0
        sysctlbyname(hwmodel, nil, &size, nil, 0)
        var machine = [UInt8].init(repeating: 0, count: size)
        sysctlbyname(hwmodel, &machine, &size, nil, 0)
        return deviceName(for: String(cString: machine))
        #else
        #error ("Not supported")
        #endif
    }
}

class Decoy: NSObject { }

extension Bundle {
    static var current: Bundle = Bundle(for: Decoy.self)
}