Is it good to learn unity? I mean is it necessary to have all of the devices of making vr games like headset and…
Howdy @Hooman-BZ-1989
For starters you can check out Google Cardboard if you have access to an Android device that will work with Cardboard. It is not expensive and located at the bottom of the screen there are instructions to create your own Cardboard without purchasing it.
From there you can start designing and developing until you save enough funds to purchase a true VR device.
You can also check out the [Unity - Virtual Reality] 2 tutorials.
I hope that helps!
CigarBear