It is traditionally ascribed to the Twelve Apostles, who wrote it to refute Gnosticism. It was origianlly called the Symbol of the Apostles. Some historians think it was written later, possibly devloping it from the Old Roman Symbol, which was somewhat shorter.
Apostles creed
The Apostles' Creed is prayed in the Rosary. It is the first prayer in the Rosary.
Apostles Creed
The Apostles Creed is the most used prayer in the Anglican Religion. The Apostles Creed is a statement of faith and their commitment to Jesus Christ.
Apostles creed is the prayer that tells what Catholics believe.
The Prayer recited at Mass that is a summary of our beliefs is the Nicene Creed:http://www.usccb.org/beliefs-and-teachings/what-we-believe/
The Apostles' Creed originated in the early Christian church as a statement of faith summarizing the beliefs of the apostles. It is believed to have been developed in the 2nd century AD.
You may be thinking of the Creed, like the Nicene Creed or the Apostles' Creed, although they don't really explain the faith as expound it.
Faithful Catholics pray their rosary every day, and the Apostles Creed begins the rosary so it could not possibly be more relevant - it is part of their daily prayer.
The Apostles Creed Protestant Version
Apostles Creed - album - was created in 2006.
Roman Catholic AnswerThe Apostles' Creed and the Nicene Creed are part of Tradition, or at least the Apostles' Creed is, the Nicene Creed would probably be considered the Magisterium.