Mobile phones are highly preferred due to their ease of portability and rich features (Singh & Chaubey, 2016). Now the smartphones are also equipped with powerful computational capabilities that are equivalent to that of personal computer (Goasduff & Forni, 2017). Random access memory (RAM) has reached to the tune of 2GB even in ordinary smartphones. Modern Smartphones are exceeding even 6 GB RAM, for instance, Samsung Galaxy C9 Pro, Oppo F3 Plus, Oneplus T5, etc. are the smartphones with 6GB of RAM or exceeding(https://www.statista.com). Trend continues to rise owing to continuous fall in the prices of mobile phones, affordable data usage plan and improvement in technical skill of users. According to an estimate, smartphones have gained the market since 2011, however, during 2014-16 they have witnessed sharp surge in smartphone ownership.