CCleaner is a tool offered by Piriform to clean your device’s cache, ram and boost the device’s performance. It has more than fifty millions of downloads on the play store. If you are looking for an app to boost your device, remove junk files and manage your app or media, then it’s the best app for you.
Overview

CCleaner is a cache and ram clearer app that removes all the cache files of the app and lets you manage your app with ease to increase the performance of your device. It gives you tips about what you can do to manage the storage and ram effectively. You can see which apps are using your battery, storage and how much you used that app in the last day, week or month. With its hindernation feature, you can stop the apps from running in the background. With one tap, you can stop all the background running apps.
Easy-to-Use Interface

It has a user-friendly interface. On its homescreen, you can see 5 options into fairly divided sections. So it’s easy to select any option. Quick Clean on top and Boost, Tips, Media & Apps option below that. You can easily navigate to any of these options. From the menu, easily navigate between apps, photos, audio, videos and files section with a simple tap. You can also change the display order of the tips.
Quick Clean

Quick clean tool shows you all the empty folders, thumbnails, obsolete and residual files. It also shows you all the media files from apps like WhatsApp, Messenger etc. You can select which files to delete and clean the space. Downloaded files are also included in the list. With just one tap, all the selected files will be deleted.
Boost Tool

Using the boost tool lets you manage all the running apps. It shows the full list of apps which are running in the background. You can select the apps and stop them to free up the ram. It also decreases the battery consumption. Stopped apps will not run until you open them manually.
Photo Analysis

In the media overview, you can see the total number of photos, audios, videos and total space used. Below that, it divides the photos into 4 categories: Similar Photos, Bad Photos, Sensitive Photos & Old Photos. In the similar photos, you can delete the photos which are similar to free up the space. Bad photos are the photos which are dark, blurry or of low quality. You can see all the photos received on social apps in the sensitive photos. With these categories, it is easy to manage the photos.
Optimizable Photos

It also searches for the photos which can be optimized. It lets you compress the selected photos to lower the size. You can change the compression rate and format of the pics. Also choose what to do with the original files after the compression, keep them, delete them or upload to cloud storage.
App Overview

In the App overview section, CCleaner shows apps in 3 subsections: Drainers, Usage and Running. In the drainers, it shows the apps in a sorted list according to data usage, storage used and battery drainage. With this sorted list, it’s easy to decide what you can do to save storage. In the usage subsection, you can see the list of least used, most used and unused apps. You can sort the list by the last 24 hours, the last 7 days and last 4 weeks.