Once the movements have been judged by 4000 users after obtaining the satisfaction level of 80% of the system.
The new entry option is available to most Android users, provided the phone is running Android 5.0 or later and has an NFC wireless integrated chip for non-contact transactions.
This is a new one, it seems Sydneysider, because last year they were alternatives to using an Opal card, but somehow Melburnians are better off.
Sydney uses the "open loop" card system. This means that you can replace your contactless credit or debit card with your Opal Card. This trick does not only work with physical bank cards, but also any gadget that imitates a contactless credit card, such as your phone, watch or bracelet.
In the meantime, Melbourne uses the "loop closure" card system and, to date, has limited public transport users with a myki physical card.
From Thursday, they can press the phone, but only if the phone imitates myki card. The ability to imitate a credit card is not enough.
It may be as much as dividing them, but the difference is how both cities' ticketing systems work.
It is the greatest practical difference, at least, that iPhone owners already have access to a train on the phone to a Sydney train but not to Melbourne.
This is because Apple's NFC wireless chip makes it hard to get an agreement with Apple, something that most Australian banks can assert.
Apple blocks the NFC NFC chip, Apple can only access applications such as Apple Pay.
This means that any company that wants to offer unattractive transactions on iPhone will need to go through Apple, usually as a technology giant asking for a part of an action.
If your bank supports Apple Pay, then you can use your iPhone as a credit card to get the Sydney train.
But to enter the Melbourne train, your iPhone should imitate a myki card, that is, Victoria Public Transportation requires an agreement with Apple.
45% of the population use almost half (45%) iPhone, according to data from International Data Corporation.
The Victorian Government has been discussing it with the App for at least last May, but until now it can not seem to have reached an agreement to bring a giant technology into the new initiative.
In PTV defense, there are only a few public transport systems around the world with Appler. Some of them allow a closed loop to create myki equivalent local card, but others treat your iPhone as a credit.
The government says that discussions with Appler continue.
With Paul Sakkal
Noel Towell is the Age Age Editor
Adam Turner is an award-winning Australian-based technology journalist and Vertical Hold: Behind The Tech News is a famous podcast journalist.