RSKアプリ is an official Android app by RSK Sanyo Broadcasting that helps the viewers and listeners to stay connected with the station. The app provides local news, weather reports, program information, and videos based on the categories of "knowing", "watching/listening", "sending/submitting", and "fun". The app offers features like push notifications for news, weather alerts, and alarms. It also provides information on disaster prevention portals operated by Okayama and Kagawa prefectures.

The app has a "See/Listen" section where users can access the program information and schedule of RSK TV and radio. It also allows the users to easily send messages, opinions, and impressions to the program. The "Send/Apply" section lets users send scoop videos and Omoshiro videos, which may be used within RSK programs. Users can also apply for gift plans, ticket gifts, and movie preview information that are being carried out on TV and radio programs. The app also has a "pleasure" section that provides daily horoscope and advice.

Overall, RSKアプリ is a great app for staying up-to-date with the local news and events, participating in RSK programs, and getting access to exclusive content.