Oneファミリー is a messaging app designed for TONE family users of the mobile service provider, Tone Mobile. It is a simple and secure app that allows users to exchange messages with ease. One of its key features is the "Anshin AI" function that provides peace of mind to parents and guardians by monitoring the online and daily activities of their children and elderly parents.

The AI feature sends automatic notifications to parents or guardians if their child enters a specific location. Once confirmed, parents or guardians can communicate with their child through the app. Oneファミリー is a new messaging app that offers both messaging and monitoring features, making it a great option for families.