获取iOS App 包名、版本号、设备信息、签名

// 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"];