CastKeeper is a podcast player and archiving app for iOS that lets users discover, save, and organize audio and video podcasts with full privacy and control. It features searchable transcripts, smart summaries, episode translation, and timestamped notes. Users can archive episodes to their own cloud storage, ensuring long-term access even if podcasts are removed from the internet. Designed for podcast enthusiasts who value privacy and permanent access.
CastKeeper is a Podcasts & audio shows product. It helps users permanently archive, organize, and privately manage podcasts without losing access to removed or deleted episodes. It is built as a consumer product for podcast listeners. CastKeeper is a paid product starting at $15. The product ships for iOS.
It is developed by 121 Gigawatz (United States), and the product first shipped in 2026. Key capabilities include podcast archiving, searchable transcripts, and smart summaries.
Latest indexed changes and source events
[Major Update] CastKeeper 3.0 now has iPad and Mac support with sync across devices & more. verified by the PulseGate indexer
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