Smoking cessation becomes easier with the APP! Accompany you along the way with real data and smoking cessation calendar, and the APP can link various smoking cessation information; making smoking cessation easy and enjoyable. (1) The data in this part of the battle to save money is calculated from the basic information filled in by the user at the beginning, and the number will increase with the number of quitting days, allowing users to understand their current smoking cessation progress. (2