Sometimes the Apple Podcast App can get confused about RSS feeds. We provide the feed URLs in the way that the app usually likes them but occasionally you will need to amend them slightly.
If you are having trouble adding the feeds to Apple’s Podcast App try to remove the trailing slash on the URLs. So make the change like so:
Old RSS URL: https://bigsandwich.co/feed/wplanet/
New RSS URL: https://bigsandwich.co/feed/wplanet