There are different visitor visas for different group of people.
Visitor - Subclass 600
Everyone can apply for this visa. This visa allows the holder to stay in Australia for up to 12 months depending on the visa duration. Sometimes, this visa allows multiple travels in and out of Australia.
For parents of Australian citizens and permanent residents, if you entered Australia before on a visitor visa and complied with the conditions imposed on your previous visa substantially, you might be granted a visitor visa with a duration of 3 years or 5 years, subject to your circumstance.
eVisitor - Subclass 651
This visa is FREE of charge and allows holders to stay in Australia for up to three months at a time within a 12-month period. However, it only opens to the passport holder of some countries.
Electronic Travel Authority(ETA) - Subclass 601
This visa allows visa holders to enter Australia as many times as you want as long as the visa does not expire. Each stay can remain in Australia for no more than 3 months. The processing time is as short as half an hour. However, same as subclass 651, this visa opens to a certain group of people. Applicants must hold the passport of some countries.
Contact MEA Consultancy for more information and visa options or sign up with us and one of our counselors will be in touch shortly.