[1] Island FM was founded by Guernsey businessman Kevin Stewart, who was the station's Managing Director until 2002.

In February 1998, Sir Ray Tindle acquired Island FM and the station became the first part of the Tindle Radio Group, which later went on to purchase Jersey's Channel 103[2] In late 2020, Island FM became a part of Bauer's Hits Radio Network for commercial sales.

Island FM began digital radio transmissions, alongside Channel 103, on 1 August 2021 with the launch of the local Ofcom-licensed DAB multiplex for the Channel Islands.

Island FM's core audience is the 15-45 age group,[4] playing contemporary hits - predominantly from the 1990s to the present day.

The station's weekend news service broadcasts local content, presented either from Jersey or Guernsey from 8am until noon.