radikoFM is an Android application developed by 株式会社radiko that allows users to listen to FM radio for free on their smartphones. This app is an evolution of radiko's smartphone app that lets users switch between internet radio and FM radio with just a tap of the FM button.

With radikoFM, users can enjoy various programs such as nice music, studying talks, fun comedy shows, news and traffic information, etc. Users can listen to their favorite radio station for free and stay up-to-date with the latest news and weather updates while commuting to work or school.

This app is perfect for those who want to have a wonderful radio life. Whether you want to listen to music while doing housework or progress at work, or just relax by listening to the radio before going to bed, radikoFM has got you covered. One thing to note is that earphones (sold separately) must be connected to use FM radio.