Modern companies are trying to expand their business in the digital world, and more and more companies are investing in developing websites, personal software, and mobile applications. Today, mobile devices are so advanced that it's almost like having a mini-computer in your pocket. With the widespread adoption of smartphones and tablets in recent years, companies are investing more in mobile applications to increase their revenues and grow their businesses significantly. Both Mobile & iOS are the most popular and widely used platforms for creating mobile apps; Google Marketplace and App Store are the most commonly accessed digital marketplaces. Companies around the world already have their apps that make the work of their customers and employees more accessible and often generate significant revenue for their owners.