It is generally a good idea to use a VPN (Virtual Private Network) on any internet-connected device, including an iPhone. A VPN can help to protect your online privacy and security by encrypting your internet connection and hiding your IP address. It can also allow you to access websites and content that may be blocked in your location.
There are many VPN apps available for iPhone in the App Store, and you can choose one that best fits your needs. It’s important to research the options carefully and select a reputable VPN service that has a proven track record of protecting user privacy.
Keep in mind that while a VPN can provide some added security and privacy, it is not a replacement for other security measures such as using strong passwords and avoiding suspicious websites.