Spotify - Icon by oviotti on DeviantArt

EtreCheck - Icon by oviotti on DeviantArt

iOS 7 Set 3 by iynque on DeviantArt

Spotify - El Capitan by Atopsy on DeviantArt

Spotify icon by kafi2007 on DeviantArt

Website Icons Pack [] by NinsakiRes on DeviantArt

Spotify Playlist Folder Icon by JoyantoDebnath on DeviantArt

Spotify for OS X El Capitan by JasonZigrino on DeviantArt

Mobile Spotify Landscape Redesign by DeFined04 on DeviantArt

Alternative Spotify icons by PassionisArt on DeviantArt

Spotify in Material You UI Concepts by brianKordy on DeviantArt