A free program for Android, by Fitness Circle.

Life: Personal Diary Journal Note Book is a diary and journal app for Android that allows you to write or record your life story in a personal diary. With this app, you can also keep a journal of your life, make to-do lists, and create reminders for yourself. It is a perfect tool for recording your thoughts and experiences, and you can always look back at the memories you have made.

It is a very easy-to-use app, you can just tap and start writing, and you can also draw or record the event that you want to remember.