Milk Music

This release does not have a Play Store Description, so we grabbed one from version 1.5.1700013750:

Samsung Milk Music, powered by Slacker, is a free streaming radio service that offers a simple way to surface the music that is right for you. While some radio apps rely on formulas and algorithms, Samsung Milk Music leaves it up to your ears to lead your music discovery. With one interactive dial, users can quickly scan through 200+ stations programmed by music experts landing on the perfect music for the moment.

Available for free on select Samsung Galaxy phones, tablets, smart watches, and TVs. Don’t have a Samsung device? Listen to Samsung Milk Music free on your desktop browser. Visit milk.samsung.com.

Get Started by Spinning the Dial
Turn the Dial quickly to jump through genres, slowly to move from station to station

Create Stations Based on Your Taste
Create artist or song-based stations to add more to the mix.

Customize Even More
Make your stations even better by factoring in what you care about.

Share Your Favorites with Friends
Share the stations you like across your social network.

Listen Across Your Samsung Devices
No matter where you’re logged in—on your phone, gear, or tablet—your listening history and preferences come with you.

Upgrade Your Experience
Take your listening experience to another level with Milk Premium
-Listen to music uninterrupted by ads
-Skip as many songs as you want
-Play music without an Internet connection
-Pause the app automatically with Sleep Timer
-Turn on/off DJ commentary
-All for just $3.99/month

Samsung Milk Music is available on the following Samsung Galaxy Devices.
Galaxy S® III
Galaxy Note® II
Galaxy S® 4
Galaxy Note® 3
Galaxy Mega™
Galaxy S® 4 mini
Galaxy S® 5
Galaxy S® III mini
Galaxy S® 6
Galaxy S® 6 Edge
Galaxy S® 6 Edge+
Galaxy Note® 4
Galaxy Note® Edge
Galaxy Note® 5
Galaxy Tab S®, Tab S Pro®, Note Pro® 12.2
Galaxy Note® 8.0
Galaxy Note® 10.1, Note® 10.1 (2014 Edition)
Galaxy Tab® 4 family
Galaxy Tab® 3 family
Gear S Smartwatch

Available on Chrome, IE, Firefox, and Safari desktop browsers.
Start listening on your computer at milk.samsung.com