Do you actually need a VPN?
Sometimes yes. Sometimes it is optional. It depends on the network you are on — public Wi-Fi, travel, or a bit more privacy at home.
The short version
- You do not need a VPN every minute of every day.
- You do need one on public Wi-Fi and on other networks you do not control.
- At home it is a nice-to-have if you would rather your ISP not build a picture of every site you visit.
- It will not make you someone else on a site you are logged into. It is not antivirus. It is not a crime shield.
Do I need a VPN?
That is the question most people type. The honest answer is: it depends what you are doing, and on whose network.
If you are about to join cafe Wi-Fi, hotel Wi-Fi, airport Wi-Fi, or anything else shared with strangers, yes — turn one on before you do anything you would not do on someone else’s laptop. If you travel, yes more often than not. If you sit at home on a network you run, a VPN is optional. Useful, for some people. Not a moral test.
Should you use a VPN all the time? Only if the extra privacy is worth the extra hop to you. Plenty of people leave one on and forget it. Plenty of people turn it on for the airport and off at the kitchen table. Both are sane.
A VPN is a tool. When you tap Connect, your device builds an encrypted tunnel to a server you choose. The cafe, the hotel, or your home ISP can see that you are connected to a VPN. They cannot easily see which sites you are opening inside the tunnel. That is the job. Everything else is branding.
If you want the longer explainer of what the thing is, start at What is a VPN.
When you actually need one
The boring cases are the real ones.
Public Wi-Fi. Airport, cafe, library, shopping centre, the food court. The network is shared. The operator, and anyone else on that network with the right tools, should not get a free look at your traffic. HTTPS already covers a lot of sites. A VPN covers the rest of the path — including DNS names that would otherwise leak. See public Wi-Fi in Australia and how a VPN protects you on public Wi-Fi.
Travel. Hotel networks and foreign carriers are a worse version of the same problem. The apps you pay for at home start behaving oddly. Install before you fly. See why a VPN matters when you travel, and hotel Wi-Fi on a shared network.
Untrusted networks. A password written on a whiteboard. A lookalike SSID in a lobby. Someone’s hotspot named like the real cafe. If you do not control the network, treat it as public.
When it is a nice-to-have
Home is different. You — or your household — run the router. There is no stranger at the next table. A VPN is not required to make the house “safe.”
What it still does at home is quieter: your ISP can see the sites you visit if you are not on a VPN. A tunnel stops that site-by-site diary. That is a preference, not a panic. If you would rather the ISP see “this device is talking to a VPN, and this much data moved” instead of every hostname, leave it on.
If that is your reason, pick a provider that actually means no-logs — they do not store a browsing history. Arresti’s version is written down. See what “no-logs” actually means.
When a VPN will not help
This is the part most pages skip.
Logged-in sites still know you. Internet banking, email, social networks, government portals. You typed a password. Privacy on the path is not the same as hiding from a service that already has your account.
It is not antivirus. It will not stop a bad download or a phishing email. Patch your phone. Use multi-factor authentication.
It is not a crime shield. What was already illegal on a normal connection is still illegal through a VPN. We say that on the features page because it is true.
It is not a licence to ignore a company’s terms. If a streaming service says you must not disguise your location, they can still lock the account. That is a contract issue with them, not a police matter — and not something Arresti can waive.
We will not write that a VPN makes you disappear. The email you used to sign up exists. The site you logged into exists. Privacy on a network you do not control is a real job. Vanishing from the internet is not a product anyone honest sells.
Do I need a VPN in Australia?
Using one is legal here for ordinary privacy and security. There is no law that bans buying, installing, or turning one on for that. The longer version is Is a VPN legal in Australia?
You do not need a scare story to justify one. The everyday reasons are the same as anywhere: cafe Wi-Fi, the airport, a hotel, sometimes your own ISP. You are still responsible for what you do while you are connected, and for the terms of the services you use.
If you buy from an Australian company, Australian Consumer Law still applies. That is a consumer fact, not a reason to turn a VPN on.
If you want one
Arresti is Australian-owned and veteran-owned. That is trust information, not a lecture. One plan. All servers. Up to 5 devices. AUD $3.99 a month, or AUD $43 a year. 30-day money-back guarantee on top of your rights under the Australian Consumer Law — not instead of them.
We do not store browsing logs. If that sentence matters to you, read the no-logs post and the Privacy Policy.
Create an account. Install the app, tap Connect. Under three minutes on a phone. Cancel anytime.