Time management is an ability that is considered to be really important these days. It is implied by the fact that generally people, above all adults, are responsible for a variety of things every day. Not only do they have to work, but also spend time with family and, if possible, improve for example hobbies. Therefore, it is necessary to plan our time in such way that it would not be wasted. In order to reach that it is recommended to use inter alia time tracking apps.