A VPN is a tool. That sentence is dull on purpose. Most “what is a VPN” articles start with a crisis and end with a coupon. This one starts with what the thing actually does, then what it does not, then when ordinary people bother turning it on. You are still responsible for the law and for the terms of services you use, wherever you sit. If you want product detail rather than the explainer, start at features.

What a VPN does

When you tap Connect, your device builds an encrypted tunnel to a server you choose. Your traffic leaves that server onto the public internet. The cafe Wi-Fi, or your home ISP, can see that you are connected to Arresti. They cannot easily see which sites you are opening inside the tunnel.

Think of it as curtains for the network you are on — the airport, the hotel, the library, sometimes your own connection at home. The network still knows a device is there. It does not get a free look at the pages inside.

Two useful side-effects come with that tunnel:

  • The path is encrypted between you and the VPN server, including the names of sites in DNS lookups that would otherwise leak on a shared network.
  • Your apparent country is the country of the server you picked. That is why travel apps suddenly behave, and why some websites treat you as being in a different place than the chair you are sitting in.

That is the whole trick. Everything else is branding.

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What a VPN does not do

This is the part most pages skip.

  • It does not make you invisible on a site where you are logged in. You are still you on internet banking, email, social media, government portals. 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 licence to break the law or to ignore a company’s terms. Fraud is still fraud. Copyright infringement is still copyright infringement. A streaming service can still lock an account if its terms say you must not disguise your location. That is a contract issue with them, not a police matter — and not something Arresti can waive.
  • It does not hide you from a service that already knows your account. We collect your email (that is your username), the country you are in, and payment details through Stripe. We do not store browsing activity. If we received a valid legal request, we would have to respond with the account information we hold. That is in the Privacy Policy.

The law of the country your traffic leaves through still applies to that server. If that matters to you, pick a different exit. The choice is yours. We do not pretend otherwise.

When everyday people actually need one

You do not need a legal grey area. The usual reasons are boring, and they are the real ones.

Public Wi-Fi. Airport, cafe, library, shopping centre — anywhere the network is shared. The operator and anyone else on that network should not get a free look at your traffic. See how a VPN protects you on public Wi-Fi.

Travel. Hotel networks and foreign carriers are worse, and the apps you pay for at home start behaving oddly. See why a VPN matters when you travel.

A bit more privacy at home. Optional. Your home network is more controlled than the airport, but a VPN still stops your ISP building a picture of every site you visit. Plenty of people leave it on and forget it.

How you actually turn it on

On iPhone, iPad, Android and Mac: create an account, install the app, tap Connect. Most people are done in under three minutes.

Windows is different. There is no native three-minute Arresti app for Windows. You install OpenVPN and import an .ovpn file. Same subscription, one extra setup step. The Windows OpenVPN guide is the walkthrough. Linux is OpenVPN as well. Phones and Macs are the apps.

One plan covers up to 5 devices. You do not need a “family tier.” You do not need a second product to get the servers. Pricing is AUD $3.99 a month or AUD $43 a year, with a 30-day money-back guarantee on top of your consumer rights — not instead of them.

The point

A VPN encrypts the path between your device and a server you choose. That is useful on networks you do not control, and sometimes on ones you do. It is not a personality. It is not a superpower. If that is the tool you want, Arresti is built for everyday users: plain English, no-logs browsing, one plan worldwide.

More product detail: features, five reasons people pick Arresti, or sign up.

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