Private Wi-Fi is a free iPhone app developed by ATT Services Inc. that aims to protect users while using unencrypted Wi-Fi hotspots. By utilizing a virtual private network (VPN), Private Wi-Fi establishes a highly secure connection when connected to an unencrypted hotspot, ensuring that your personal information and data remain private and protected.

One of the standout features of Private Wi-Fi is its Wi-Fi alerts. These alerts notify users when they are connected to a Wi-Fi hotspot that is under attack, allowing them to take immediate action to safeguard their devices and data. This proactive approach to security sets Private Wi-Fi apart from other similar apps in the Utilities & Tools category.

It's worth noting that Private Wi-Fi operates on a subscription-based model, with a monthly fee of $1.99. However, users have the option to turn off auto-renewal through their iTunes account settings to avoid any unwanted charges.

Overall, Private Wi-Fi is a reliable and effective tool for anyone concerned about their online security while using unencrypted Wi-Fi hotspots. With its VPN capabilities and Wi-Fi alerts, this app provides peace of mind and a secure browsing experience.