원내비 for Everyone, also known as ONE NAVI, is a comprehensive navigation tool designed to make your journeys efficient and comfortable. This app offers features tailored to drivers, ensuring quick and accurate route guidance.

With real-time traffic information, ONE NAVI provides the fastest and most precise navigation. Users can easily search for destinations through integrated voice search and set destinations or waypoints using voice commands. Additionally, the app offers features like finding the cheapest gas stations along the route, handling unexpected situations with its black box function, and providing information on nearby air quality and emergency measures for fine dust pollution.

Please note that KT customers can enjoy free data usage for navigation within the app. However, external services that require data connection may incur additional charges. ONE NAVI is developed by KT and more information can be found on their official website.