While that’s not a huge number considering that many new iOS devices have 64GB to 256GB of storage, it can make a big difference on devices that have 16GB or 32GB of storage. Here, the Podcasts app is taking up 171.5MB of storage. This page (screenshot below)shows how much space is used on your iOS device, how much is available, and then provides a list of storage usage by app. Launch Settings, then tap General > Storage & iCloud Usage, then tap on Manage Storage under the heading of Storage (iCloud storage is also listed). Let’s see how to find out how much space the Podcasts app is taking up. On the other hand, even if you do only listen to a couple of podcasts, holding onto past episodes unnecessarily can fill up gigabytes of storage in a hurry. If you only subscribe to a handful of podcasts, you might not be using a lot of your device storage. How Much Storage Is Being Used By Podcasts? Today we’ll look at how to free up a lot of storage on your iPhone or iPad by managing podcasts in the iOS Podcasts app. Anyone who listens to a lot of podcasts knows that pretty soon, those sound files that you’re listening to can start taking up a lot of space on your iOS device.