21 Day challenge, lifestyle application That will be able to help meet the basic needs of users And help facilitate activities Everyday life Which is absolutely essential for living in the digital age Whether it is food, society, communication, decoration, tourism, language, finance, security, etc. In addition, technology also helps to improve the quality of human life. To be comfortable, fast, and also helps to change behavior in a better direction It is discipline for oneself. And become habitual As well as helping to remind to follow to better organize life Change the lifestyle of carrying a bulky notebook into a single, easy-to-use phone. And save time Including creating social networks in which you can participate in missions with other people Create clear goals and share with others to join in the fun together.