Rachunek Sumienia is an Android application developed by Lasoft that aims to assist the faithful in preparing for the Sacrament of Penance. This app provides a thorough and sincere examination of conscience, which is a prerequisite for a good confession. It encourages reflection on one's actions and the presence of God in daily life.

The app includes examination of conscience guides for children, teenagers, adults, as well as those living in the spirituality of the Resurrection, consecrated individuals, priests, young couples, lawyers, businessmen, and those working with the sick and non-sacramental individuals. It also features a description of the sacrament of confession, accompanying prayers, and teachings from the Catechism of the Catholic Church regarding the Sacrament of Penance. Additionally, it offers a collection of other fundamental Catholic prayers.

Rachunek Sumienia serves as a valuable tool and support in the pursuit of reconciliation with God and the path to salvation. With its wide range of resources, this app provides guidance and assistance for individuals at various stages of life and spiritual journeys.