Alternatives to Castro for all platforms with any license

iTunes

Media player, media library, Internet radio broadcaster, and iPhone device management application.

Free Mac Windows iPhone Windows S iPad
iPhone/iPod sync Access the AppStore Auto volume Crossfading ... Internet radio iPhone/iPod sync Music store Sync iTunes Libraries Add a feature

966 Like
Pocket Casts

Stay up to date with all the latest podcasts (or netcasts if you're Leo) with one easy to use app. Simply add your favourite podcasts, and you'll be able to...

Commercial $ $ $ Mac Web Android iPhone Android Tablet ... Windows Phone iPad
Auto-delete on listen Cloud sync Playlist Filtering Add a feature

148 Like
TuneIn Radio

With TuneIn Radio Mobile, your mobile device becomes the radio. Take your stations and programs with you wherever you go. Listen to Pearl Jam on KROQ while working out;...

Freemium Web Android iPhone HP webOS Blackberry ... Windows RT Android Tablet Windows Phone iPad Apple Watch Android Wear Kindle Fire XBMC Media Center
Support for FM Radio Internet radio Chromecast support Internet radio ... Location-based Stream audio Add a feature

156 Like
Podcast Addict

With Podcast Addict, manage all your audio & video Podcasts, Radio on Demand as well as your YouTube channels and RSS News feeds from your Android device. Subscribe...

Freemium Android Android Tablet Android Wear
Import from Google Reader Integrated Search Lockscreen Widget Multiple languages ... Export to OPML Import feeds from OPML Add a feature

39 Like
gPodder

gPodder downloads and manages free audio and video content ("podcasts") for you. Listen directly on your computer or on your mobile devices. Available for...

Free Open Source Mac OS X Windows Linux S60 BSD ... Blackberry 10 PlayBook PortableApps.com Xfce
Portable Add a feature

75 Like
Player FM

Player.fm is a podcast player you can use in your browser. A podcast is a recurring audio programme delivered over the internet. Player FM makes it easy to discover and...

Freemium Web Android Android Tablet Android Wear
Cloud sync Chromecast support Works Offline Import feeds from OPML Add a feature

18 Like
BeyondPod

Read RSS feeds, download and listen to podcasts/video casts directly on your phone. Discover new podcasts in integrated podcast/feed catalogs or use our integrated...

Freemium Windows Mobile Android Android Tablet
Import from Google Reader Built-in player Import feeds from OPML Over-The-Top (OTT) Add a feature

51 Like
Bitlove

Bitlove is the fully automatic Podcast download service on P2P speed. We generate a Torrent for all media files of an RSS feed and will seed them all the time.

Free Open Source Web
Peer-To-Peer Add a feature

18 Like
Overcast

Overcast is a powerful yet simple iPhone podcast player. *Smart Speed* Pick up extra speed without distortion with Smart Speed, which dynamically shortens...

Freemium Web iPhone iPad Apple Watch
Create PlayList Works Offline Add a feature

16 Like
Vocal

Podcast Client for the Modern Desktop Features Audio and Video Podcast Support Subscribe, browse, and listen to any podcast - audio or video. Custom Skip...

Free Open Source Linux
No features added Add a feature

10 Like
Downcast

Download and listen to your favorite podcasts directly from your iOS device without the need to sync with iTunes. Features: - Search, subscribe to and download audio...

Commercial Mac OS X iPhone iPad
Chromecast support Import feeds from OPML Add a feature

17 Like
Apple Podcasts

Podcasts is an amazing way to discover, subscribe to, and play your favorite podcasts. Explore hundreds of thousands of free audio and video podcasts in the Featured...

Free iPhone iPad
Sync with iCloud Works Offline Add a feature

13 Like
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gpodder.net

gpodder.net is a libre web service that allows you to manage your podcast subscriptions and discover new content. If you use multiple devices, you can synchronize...

Free Open Source Web
No features added Add a feature

9 Like
Stitcher Radio

Listen on demand to your favorite news, comedy, sports and talk radio shows on your phone or tablet. Discover interesting episodes and amazing listening from over 25,000...

Freemium Android iPhone Android Tablet iPad Kindle Fire
Download by Playlist Add a feature

8 Like
RollingTune

Listen Online your Favorite Tunes Totally free and legal. Search for a group, listen, share, add playlists, listen radios, find lyrics. You can even watch the video...

Free Mac OS X Windows Web Android Chrome OS ... Kindle Fire
Music discovery Add a feature

7 Like