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Fountain vs Castbox: catalog facts
Fountain	Castbox
Free Free to use. Payments to creators come from your own Lightning wallet.	Freemium A free ad-supported tier is available. Premium is a paid subscription.
Android, iOS, Web	Android, iOS, Web
Streams value-for-value payments to independent creators as you listen Full Podcasting 2.0 support including cross-app comments	In-audio search finds spoken phrases inside episodes Works on phones, web, Alexa, CarPlay and Android Auto
The payment features assume familiarity with Bitcoin Lightning wallets Catalogue and polish trail the mainstream podcast apps	Advertising and recommendation-heavy interface on the free tier Closed source
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.