That’s bad news because its size tends to grow and grow over time until it takes up so much valuable storage space that it becomes difficult or even impossible to perform basic tasks, such as installing new apps, taking pictures, or recording voice memos. Because app developers are smart, they know that some data is requested repeatedly, such as image thumbnails.īecause it doesn’t make sense to download this data repeatedly, developers program their apps to store it locally inside a special storage area called hidden cache.Īs its name implies, a hidden cache is hidden from view, so it’s easy to overlook it when performing regular maintenance. What Is Hidden Cache on Android?Īpps like YouTube, Spotify, or Reddit constantly download a lot of data to serve the content you enjoy so much. In this article, we explain what hidden cache is on Android, and we also provide step-by-step instructions that you can follow to empty it.

Why not? Because the problem is actually caused by something called hidden cache.

Android devices are plagued by one annoying problem: available storage space seems to disappear over time, and it’s impossible to reclaim it all just by deleting files and apps.

Best history eraser for android tablet