Smartphones have become a vital tool in the current world. This is evidenced by the fact that 7.26 billion people globally own a smartphone. This figure accounts for 91% of the world's population. This means many people rely on and use smartphones.

Over the years, smartphones have changed. They have changed from mere communication tools to full-on productivity tools largely because of the introduction of mobile applications. These applications or apps ensure that smartphone users get the best from their devices.