In today’s digitally-driven world, web applications have become the most effective tools for businesses to promote their brand and make their presence felt across the globe. Web apps, being mobile-friendly, turn out to be more productive than websites. Consequently, most brands, whether big or small, possess functional web apps to gain a competitive edge over peers. Web app development has fuelled up in recent years and the most intriguing phase encountered by app creators is estimating the cost...