Visitor Visa
It’s simply designed for those individuals who wish to travel to Australia only for a limited period of time. This type of visitor visa is issued only for a time period of 3 months to 12 months, and for either business or tourism purposes.
Transit Visa (Subclass 771)
It is simply created for those individuals who want a conveyance via Australia bot for not further than 72 hours.
Medical Treatment Visa (Subclass 602)
It’s suitable for those individuals who wish to gain their medical consultations, treatments, or donation of organs done in Australia. Still, this doesn’t consider surrogacy under it.