Green Ponta Action is a free iPhone app developed by Loyalty Marketing Inc. that encourages users to make positive changes in their daily routine. The app focuses on promoting actions that are good for the environment and society, such as walking, sleeping, and learning about social initiatives. The app rewards users with "Iiko" points, which can be redeemed for Ponta points, a loyalty point system used in Japan.

One of the app's unique features is the SDGs Action, which allows users to earn Iiko points by completing a variety of eco-friendly actions. These actions include walking, learning about social initiatives, taking quizzes, checking the weather, donating, sleeping, declaring eco-friendly actions, and expanding the app's user base. The app also features a main screen where users can track their progress and watch their avatar bloom into a colorful flower.

Overall, Green Ponta Action is an excellent app for those who want to make positive changes in their lives while earning rewards in the process. It is perfect for those who are interested in eco-friendly activities, social initiatives, good sleep, and learning about SDGs.