However, it's sometimes useful to manually remove cache files from your Android phone. Without cached data, your device would have to reload common images and other elements every time you accessed them, which is inefficient.Ĭache files are important, and you typically don't need to mess with them. Websites, apps, and games all make use of cache files to offer you a smoother experience.Ĭache isn't only used by your Android phone-it's also a function of desktop browsers and other software. In many cases, once an app decides the stored temporary information is no longer useful, it discards the accompanying cache files. Google Chrome might cache a large image on a website that you visit regularly, so it doesn't have to download the image every time you open the page.Ī cache file is only useful to the associated program Spotify has no use for Instagram's cache, for example.

For example, Spotify might cache your most frequently used playlists so it doesn't have to load the full song lists from scratch each time you open them.

Your phone uses the temporary data stored in cache files to quickly recall associated information when you open an app.

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