Rewound
JB-Planet
Rewound - music player
Rewound is a app that brings the old ipod to your iphone. you can add some different skins to make it Personality and you can select between different colors. yea thats all what i have to say enjoy Rewound ! ;) and leave a look on settings
note: rewound only supports apple music but some updates coming soon for you and it supports iOS 12 and 13 ant iphone 6 and 6s maybe older iphones and older ios versions too