LNBeats.com is where I go to discover new decentralized music (DeMu) and I have it downloaded as a PWA on my phone. Podcast Guru is my main Podcasting 2.0 app, but I also use Podverse and Fountain. I recommend trying multiple from the list of Podcasting 2.0 apps:

Podcastindex.org

Apps | Podcastindex.org

The Podcast Index is here to preserve, protect and extend the open, independent podcasting ecosystem.