This application is a tool which is useful in order to record your life log. [Feature] 1. By setting up a password, you can protect the contents of the diary. 2. If you are a user of Google Drive, you can save a diary on Google Drive and can own a diary jointly between two or more terminals. 3. You can attach position information to a diary, and also can check the place on a map. 4. You can attach a photograph to a diary and can also pick up a photograph from your gallery.