Is it important to install and how to install an anti virus program in Google Android phone?, well in fact you do not need an anti virus in an android phone which is Linux based, but sometimes Anti Virus programs acts like firewall, avoid installing danger apps, locate your lost android phone and much more.
with the increasing number of Android applications we must beware that some of the apps are totally not usefull and sometimes harmful like sending SMS without your permettion or visiting sites to generate traffic or track you for instance.
My opinion is that you don't need an Anti Virus on Android, and my advice is that you must install it in case you download and install lot of applications in your device from the internet "Untrusted sources".
so here is a list of best free anti virus apps for android:
I tried these too and they worked perfectly specially lookout mobile security, if you know more or tried them before feel free to comment below.