A free app for Android, by wsmrApps.

20s 30s 40s Music Oldies Radio is a free music application for Android devices that lets you listen to live radio from the 20s, 30s, and 40s, as well as archived broadcasts from the 50s and 60s. You can choose from a wide variety of genres, from rock, pop, blues, jazz, R&B, folk, and classical.

The application has been designed to be easy to use, with an intuitive interface. It has a simple design that lets you choose your favorite radio station, and you can easily find it by searching for your city or the name of the station.