HyFy TV app is not available in apple app store. HyFy TV app apk file is available only for Android devices. Therefore, only one possible way to  install HyFy TV  app on iPhone , iPad and iPad Touch  is to jailbreak your device and install the app using Cydia.

HyFyTV iOS

HyFy TV app

Requirements :

OS supported

How to install HyFyTV for iOS?

 Jailbreaking  an  Apple device means crossing the restrictions that are officially imposed on it by Apple Inc. Once device is jailbroken , user will get root access to the  device. Although you can download HyFy TV for mac.

There are so many jailbreaking tools available. According to your iOS version choose suitable jailbreaking tool and  Jailbreak  your iOS device. Choose appropriate jailbreaking tool carefully , because all iOS versions may not support every tool. 

Since Jailbreaking iOS device  automatically voids device warranty and any additional Apple-care warranty , this is not a very safe way to install HyFy TV on iOS devices. But no other official ways are available. But , iOS users can wait until HyFy TV app developers launch official version of this  app for iOS devices.