NAIL HOLIC is a free Android app developed by KOSE Corporation that falls under the Lifestyle category with a subcategory of Fashion & Style. The app is designed to help users avoid the disappointment of buying nail colors that don't suit them by providing a try-on feature. With over 200 nail colors to choose from, users can select a color, take a picture of their hand or foot, and try on the chosen color virtually. The app also includes a shopping feature that allows users to buy their favorite nail colors from various shopping sites. Additionally, the app has a My List feature that allows users to keep track of their favorite colors and those they already own. The app is easy to use, and users can share their favorite nail color try-on images on social media, making it a fun and interactive experience.