PKO Junior is a free Android app designed for children under the age of 13 who have PKO Account Children's PKO Polish Bank. The app is tailored to the age and preference of the youngest and aims to teach them wise money management under the control of their parents.

The app comes with several features that allow children to manage their finances while parents supervise and control their activities. Children can initiate transfers, recharge their phone application, and ask parents for the provisioning of a payment card. They can also define the purpose for which they collect money and use a calculator to calculate potential savings based on the amount and regularity of payments and current interest on funds. Additionally, children receive awards and badges for good execution of the tasks assigned by their parents.

Overall, PKO Junior is an excellent tool for parents who want to teach their children about financial literacy and responsible money management.