It was built for the order of Theatines and for centuries it enjoyed great popularity among the religious people. The Theatines also built the convent by the church. The church served its religious purposes also in the era of communism which harshly suppressed most religious activities.For its artistic and architectural value the church of St. Kajetan is a part of Czech National Heritage.
In baroque St. Kajetan Curch near the Prague Castle you can listen to first-rate organ concerts. Concerts at St.Kajetan Church are truly unforgettable for their atmosphere combining noble space with chamber music.