Are you looking for best call blocker for android or free call blocker for android? If yes, then you are in the right place. In this article I have shown you 10 best call blocker apps for android. All these apps are free and safe. I have used these apps myself and so I am sharing these free call blocker apps with you. Using these call blocker apps you can easily block any spam calls or Sms or unwanted calls. Read this article and follow my steps shown below.