Buying guide · Security · 6 min read

How to Choose a VPN

A VPN encrypts the connection between your device and the VPN provider's server, which hides your traffic from your local network and changes the IP address websites see. It is a useful privacy tool, but it is not a magic shield, so it pays to know what you actually need before you subscribe.

Reviewed November 2026
  1. 1

    Decide what you need it for

    Common reasons include safer browsing on public Wi-Fi, more privacy from your internet provider, and reaching your usual services while travelling. Your main reason shapes which features matter, so write it down before comparing providers.

  2. 2

    Read the privacy and logging policy

    Look for a clear statement of what the provider does and does not record. Some providers have commissioned independent audits of their no-logs claims; if that matters to you, check when the audit happened and what it covered.

  3. 3

    Check device and platform support

    Make sure there are apps for every device you use, such as Windows, macOS, iOS, Android, Linux or your browser. Also check how many devices can be connected at the same time on one account, because limits differ between providers.

  4. 4

    Look at speed and server locations

    Any VPN adds some overhead, so a nearby server and a modern protocol such as WireGuard (or a provider's own version of it) usually help. If you need to appear in a particular country, confirm the provider has servers there.

  5. 5

    Understand streaming and travel limits

    Streaming services set their own rules and may block VPN traffic, and providers cannot guarantee access to any specific catalogue. Some countries also restrict VPN use, so check local rules before you travel.

  6. 6

    Compare plans and refund terms

    Longer plans often cost less per month but are paid upfront, and renewal prices can differ from introductory ones. Many providers offer a money-back window, so read the current terms on the official site before you buy.

Common mistakes

  • Assuming a VPN makes you anonymous; sites can still identify you through logins, cookies and browser fingerprinting.
  • Choosing a free VPN without checking how it makes money.
  • Buying a multi-year plan without checking what it renews at.
  • Expecting guaranteed access to every streaming catalogue.

Brands this guide applies to

Each has its own BuySmart guide with ways to save and alternatives.

  • NordVPN

    VPN subscription

    Subscription VPN service for encrypting your connection on multiple devices

    VPN & Online SecurityUnited States

  • Surfshark

    VPN subscription

    Subscription VPN service that allows use on many devices at once

    VPN & Online SecurityWorldwide

  • NordPass

    Password manager

    A password manager from the team behind NordVPN, with free and paid plans

    VPN & Online SecurityWorldwideFeatured

  • Bitdefender

    Antivirus and security suite

    Antivirus and internet security suites for Windows, Mac, Android and iOS

    VPN & Online SecurityWorldwide

  • Moonlock

    Mac security software

    Mac-focused malware protection from MacPaw, the makers of CleanMyMac

    VPN & Online SecurityWorldwide

Some links on BuySmart are partner links: we may earn a commission if you buy, at no extra cost to you. It never changes what we write. How we list brands

FAQ

Do I need a VPN at home?

Not everyone does. Most websites already use HTTPS encryption. A VPN mainly adds privacy from your internet provider and the local network, so it is most useful on public Wi-Fi or if you want to hide your browsing from your provider.

Are free VPNs safe?

Some are run by reputable companies with limited free tiers, while others may fund themselves through ads or data collection. Read the privacy policy and find out who runs the service before trusting it with your traffic.

Will a VPN slow down my internet?

Usually a little, because traffic is encrypted and routed through another server. Picking a nearby server and a modern protocol tends to keep the slowdown small.

Is using a VPN legal?

VPNs are legal in many countries, but some countries restrict or ban them. Laws change, so check the current rules for where you live or are travelling. Using a VPN does not make illegal activity legal.

More ways to save on AltFTool

Other AltFTool sections that pair well with BuySmart.