Polish Catholics now can plot graphs of their sins with a new computer program designed to help them confess.

It is based on the prayer book and poses 104 searching questions to help users track their fight against sin and archive the results, Gazeta Wyborcza daily reported on Wednesday under the headline: "I sincerely repent. Enter."Sins are listed under biblical commandments and according to their gravity, with a questionnaire asking whether they have been committed or not.

Author Andrzej Urbanski had the idea when his son was preparing for first communion. He pressed on, even though the boy's response was "Daddy, you have some strange ideas."

Sinners need not fear their darkest secrets getting out, as files with intimate data are protected by password.