What clearing cache does and why you might want to

Cache is temporary data that apps store on your phone to load faster next time you open them. When you clear an app's cache, you delete that stored data but keep the app itself and your account information intact. The app will rebuild its cache the next time you use it.

You might clear cache to free up storage space, fix an app that is running slowly or crashing, or remove temporary files you no longer need. Clearing cache does not delete your passwords, messages, photos, or any data that matters to you — only the temporary files the app created to speed itself up.

Key Takeaways

  • Clearing cache removes temporary files but keeps your account data, messages, and login information intact.
  • You can clear cache for one app at a time through Settings, or clear cache for all apps at once.
  • The exact steps vary slightly depending on your Android version and phone manufacturer, but the Settings menu is the same starting point.
  • If an app is crashing or running slowly, clearing its cache is often the first troubleshooting step to try.

Clear cache for a single app through Settings

Open Settings on your phone. Scroll down and tap Apps or Application Manager — the exact name depends on your phone manufacturer. Find the app you want to clear cache for and tap it.

Inside the app's information page, look for a button labeled Storage or Storage and cache. Tap it, then tap Clear cache. You will see a confirmation message. The cache is now deleted, and the app will rebuild it as you use it.

If you do not see a Clear cache button, the app either has no cache to clear or stores its temporary files differently. This is normal and does not mean anything is wrong.

Clear cache for all apps at once

Open Settings and go to Storage or Device storage. Look for an option called Cached data or Cache. Tap it, and you will see how much space cached files are using across all your apps.

Tap Clear or Delete to remove all cached data at once. This is faster than clearing cache app by app, but it clears everything — you cannot choose which apps to clear. Your apps will rebuild their cache as you use them over the next few days.

Where to find these settings on different Android versions

Android 12 and newer: Open Settings → Apps → select an app → Storage → Clear cache. To clear all cache at once, go to Settings → Storage → Cached data → Delete.

Android 11 and earlier: Open Settings → Apps or Application Manager → select an app → Storage → Clear cache. Some older phones call this Manage apps instead of Apps.

Samsung phones: Open Settings → Apps → select an app → Storage → Clear cache. Samsung's interface is usually the same as stock Android.

If you cannot find the exact menu after following these steps, search your phone's Settings for the word "cache" — most Android phones have a search function at the top of Settings that will take you directly there.

What happens after you clear cache

The app will work normally. The first time you open it after clearing cache, it may take a few extra seconds to load because it is rebuilding its temporary files. After that, performance returns to normal.

You will not lose your login information, messages, photos, or any personal data. The app will still remember your account and your settings. Only the temporary files are gone.

When clearing cache does not fix the problem

If an app is still crashing or running slowly after you clear its cache, the next step is to clear the app's data instead. This removes everything the app stored, including your login information and settings, and is a stronger reset. You can do this in the same Storage menu by tapping Clear data or Clear storage instead of Clear cache.

If clearing data does not help, try uninstalling and reinstalling the app. Open the Play Store, search for the app, and tap Uninstall. Then tap Install to download a fresh copy. This often fixes problems that clearing cache and data cannot.

Frequently Asked Questions

Will clearing cache delete my photos or messages?

No. Cache is only temporary files the app created to run faster. Your photos, messages, login information, and account data stay on your phone. If you want to delete those, you have to do it separately.

How often should I clear cache?

There is no set schedule. Clear cache when your phone is running low on storage, when an app is misbehaving, or whenever you feel like it. Clearing cache regularly does not hurt anything, but it is not necessary for most people.

What is the difference between clearing cache and clearing data?

Cache is temporary files only. Clearing data removes everything the app stored, including your login information, settings, and saved preferences. Use clear cache first for troubleshooting. Use clear data only if cache does not fix the problem.

Can I clear cache without going into Settings?

Some phones have a built-in storage cleaner app that can clear cache with one tap. Look for an app called Files, Storage, or Cleaner on your home screen. If you do not see one, the Settings method is the standard way.

Does clearing cache make my phone faster?

It can, but usually only if your phone is very low on storage space. Clearing cache frees up a small amount of room. If an app is crashing, clearing its cache may fix that and make the app run better. For general speed, clearing cache has little effect.