let name = UIDevice.currentDevice().name

let systemName = UIDevice.currentDevice().systemName

let systemVersion = UIDevice.currentDevice().systemVersion

let model = UIDevice.currentDevice().model

let localizedModel = UIDevice.currentDevice().localizedModel

let infoDict = NSBundle.mainBundle().infoDictionary
if let info = infoDict? {
    // app名称
    let appName = info["CFBundleName"] as String!
    // app版本
    let appVersion = info["CFBundleShortVersionString"] as String!
    // app build版本
    let appBuild = info["CFBundleVersion"] as String!
}