Tourists and expats of South Korea often want to quickly immerse themselves in Korean culture because it has so much to offer. Thankfully, some facets of the Korean lifestyle can be seen and experienced with the help of technology, particularly through mobile apps. Tech-savvy tourists of today draw help from mobile apps to explore the hidden gems of a country. eMarketer estimates that there will be 1.75 billion smartphone users by the end of this year, which is a major progression from the 1 billion users estimated by the parent company of UK-based entertainment site Pocket Fruity. The statistics…