It is a diary application that can be used for free. Record private events you can't write on Twitter, Instagram, SNS, and blogs. Since the screen can be locked with fingerprint authentication, even a secret diary is safe. You can use it as a normal diary to record your daily events, as well as to look back at the day, a reflection diary, and a daily report. It is also recommended that you use a specific theme, such as meals, childcare, travel, or hobbies. The advantage of keeping a diary wit