FM O Dia 100.5 is a popular radio station based in Rio de Janeiro, Brazil. Known for its lively and energetic programming, the station broadcasts a mix of musical styles including pagode, funk, pop, samba-funk, hip hop, and axé music. FM O Dia prides itself on being the number one source of joy and entertainment in Brazil.

The station's programming is designed to cater to a wide audience, featuring the latest hits, new releases, and interactive segments. Listeners can participate in live shows, send greetings, and request their favorite songs. FM O Dia also provides news updates and runs various promotions to engage its audience.

As part of its commitment to staying connected with listeners, FM O Dia has embraced digital platforms. The station offers a mobile app that allows users to stream live radio, view video content, and interact with the station through social media integration.

FM O Dia has established itself as a leader in the Rio de Janeiro radio market, known for its high-energy broadcasts and connection to local music and culture. The station continues to evolve with changing media landscapes while maintaining its core identity as a vibrant and entertaining radio presence in Brazil.