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Downcast vs Castro: catalog facts
Downcast	Castro
Paid A paid purchase or subscription is required.	Freemium A limited free version is available. Castro Plus is a paid subscription.
macOS, iOS	iOS
Per-podcast rules for downloads, playback speed and episode retention iCloud sync across every Apple device including Watch and TV	Inbox and queue model keeps a large subscription list under control Silence trimming and volume enhancement on the paid tier
Apple platforms only Paid purchase or subscription depending on platform	iOS only Most features require the paid subscription
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is 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.