Too many junks on your smartphone can cause your phone to lag a great deal, and this is so annoying. How can you keep your device %100 clean? I recommend “Clean Master Apk”.
Clean Master, designed by Cheetah Mobile, is one of the most powerful smartphone optimization software out there and comes with space cleaner and antivirus. With over 1 billion downloads and 43 million+ reviews on the Play Store.
Clean Master ApkKey Features
Clean Master functions remarkably well as a Device Cooler; Junk File Cleaner; CPU Booster; Memory Booster; Antivirus; and APP Manager. Let’s look at its capabilities and features in detail:

Junk Cleaner: Clean Master is a great optimization app for freeing up storage space by getting rid of junk, residual, as well as cache files that slow your device down. With this robust tool, you can equally free up greater space by cleaning cache data from your social media apps, like Facebook, Messenger, LinkedIn, WhatsApp, Instagram, or Google Plus without stewing over deleting any wrong files.

Free Antivirus: Clean Master offers an advanced antivirus engine for scanning for a virus on every one of the installed apps or default pieces of software on your Android smartphone or tab. It also blocks and gets rid of a virus so as to ensure your device stays safe from viruses, Trojans, and malicious apps and also helps protect your privacy.

WiFi Security: The WiFi Security feature is a relatively new option on Clean Master for detecting inauthentic WiFi and unauthorized connections. With this offering, you can ensure that your phone is safe from insecure public WiFi networks.

Battery Saver: This software also allows you to save battery power and prolong battery life and performance. It does these by hibernating unnecessary running apps.

Private Photo – Your Photo Vault: With the “Private Photo” option, you can keep your photos safe and secure by having them encrypted. Private Photo allows you to hide any photos you wouldn’t like others to view and helps protect your privacy.

Boost Mobile: With One Tap Boost, you can speed up your mobile phone by freeing up space in its RAM. After your device has been boosted, you can carry out a quick speed test to determine how much faster the handset is.

Game Master: Are you a game freak? Game Master lets you manage games, enhance loading speed of gaming apps, and enjoy the fascinating gameplay.

Charge Master: This feature helps you prevent overcharging as it displays the charging status of your phone, and Clean Master notifies when your battery is fully charged.

Applock: With Applock, You can enhance your app privacy using a PIN or pattern.

App Manager: This option lets you back up and uninstalls applications without hassle.

iSwipe: iSwipe gives you instant access to other apps, as well as tools, on your mobile phone.

Download App here: https://play.google.com/store/apps/details?id=com.cleanmaster.mguard&hl=en

I think you have to check Google Neighbourly App once. It is one of the most useful app. Here i am sharing a source and it will help you to know more about Google Neighbourly App.

Source - https://www.talkwidtech.com/what-google-neighbourly-app/