For offline listening, use the "Download" or "Save" features within paid subscriptions on these apps to ensure the artist is compensated. Avoid third-party "MP3 converter" sites, as they often host malware and do not support the creators. SoundCloud Clarification for Developers If you actually intended to find a review of the Google Gson library (the Java tool), here is a quick summary: Voar (Gson) - Wet Bed Gang - SoundCloud
import com.google.gson.Gson;