Emotions Diary and Mindfulness is a free lifestyle app developed by Lev Dev Yan for Android. The app aims to help users achieve psychological well-being and mental health through psychological courses and mental health balance functionality. It offers various techniques and tools for working with different aspects of personality and roles, including Inner Child, Inner Adult, and Inner Parent.

The app provides a range of functions for each role, such as Idea Diary, Wish Diary, Free Writing, Gratitude Diary, and Breath Meditations for Inner Child, Self-Esteem Work, Failure Diary, Acts of Self-Love, and Emergency Toolkit for Inner Adult, and Success Diary, Belief Work, Positive Affirmations, Life Rules, and Ideal Life for Inner Parent. The app also features Personality Harmony Test, Home Screen Widgets, Password Protection, and Self-Care Reminders.

Overall, Emotions Diary and Mindfulness is a comprehensive app that offers a variety of tools and techniques to help users achieve better self-understanding, promote self-development, and improve the quality of life. It is a great companion for those who are on the path to self-development, psychological well-being, and mental health.