A free program for Android, by BitStar Software.

With the application “Free Mood Tracker” you will be able to keep a daily record of all your mood swings, medication, and also what you ate and what you did. You can use the diary for tracking purposes, for example, if you feel sad, happy, or depressed, you can write it down in the diary. In the same way, you can record how you felt at a particular moment, for example, angry, happy, nervous, or calm.

The application is very easy to use and has a very simple user interface. You just need to write down the mood you feel, the time you experienced it, and then you will be able to see how the mood changes during the day.

If you suffer from bipolar disorder or depression, you can use the application to track your mood and to get a better understanding of the causes of your depression. The application will be useful to you in many ways.