Android malware is so common you are certain to get infected without adequate protection, while critics say that as long as you're careful about what you download, you will ultimately be safe. Hope to protect your privacy, you won't miss this security app- Hi Security.

You could find Hi Security on the Google Play.It is a free-to-download antivirus solution that helps protect your smartphones, as well as any personal data stored on your devices, against dangerous privacy threats, WiFi safety concerns, viruses, spyware, Trojans etc.

When you install this app you'll find that hi security is completely no ADs.

Hi Security brings an extensive set of features and options for the price of absolutely nothing. There's a WIFI scanner; a clean, easy-to-use interface; and, best of all, support applock function. Let's take a look how does Hi Security work in your Android phone.

While you enable Hi Security, you'll see an shield button on the initial interface, start check and antivirus with one tap. the antivirus engine effectively scans and kills all Android viruses on both your internal device storage and CM SD cards, after that ,it will shows you the examination result. Then it will help you fix all the dangers. Hi Security is powered by McAfee - the best antivirus engine in the world - protecting your phone from any of extortion virus, malware or adware.

Hi Security also provide you other effective service. The first one is Applock which protect your privacy. Click applock button, you can set customized lock for every application in your device. You could add an extra fingerprint password protection to some sensitive apps you don't hope others check, such as, Facebook, Message, WhatsApp, Tinder, Snapchat, Gallery and Video. This password is different from your phone's unlock password, therefore you can safely lend out your phone. Protecting your privacy with PIN, pattern or fingerprint.

Now let me introduce the WiFi security section. In this section, Hi Security helps you identify whether your current using WIFI is safe. It protects your online security to avoid insecure public WiFi or phishing hotspot by detecting DNS hijacking, ARP spoofing and SSL hijacking.

From the screenshot as below, you could find out there are two figures beside the shield. The radio helps you find how many devices are using the WIFI. The last button could show the speed of the WIFI. With these functions, no more WiFi safety concerns.

In additional, Hi security can Intelligently analysis and remove junk files to free up more space and improve the performance of your device, such as residual files, cache temp files. Clean junk to create a faster, lighter and smoother user experience. So you can take more pictures and install apps.

Overall, Hi Security is really worth to be a guard of your Android device. So what are you waiting for? Just have a try.