Reports of the Fatima apparitions helped spread rosary devotions and a Fatima prayer is now often added to the end of rosary recitations.

In October 2009, Knock received national attention when many people reported observing "miraculous" solar phenomena similar to the Miracle of the Sun widely believed to have occurred at the time of the Fatima apparitions.

The idea of UFOs was not unknown in 1917, but most of the people in attendance at the Fatima apparitions would not have attributed the claimed phenomena there to UFOs, let alone to extraterrestrials.

Since the Holy See has officially approved the Fatima apparitions and the messages given to the three shepherd children, the place has become an important center of pilgrimage to which people from all over the world travel in a spirit of faith and penance.

Every year, on May 13 and October 13, the significant dates of the Fatima apparitions, pilgrims fill the country road that leads to the Sanctuary of Our Lady of Fátima with crowds that approach one million on each day.

In the same eulogy, Tuason also mentioned Aquino's kindness when she once offered Tuason the actual rosary by Sister Lucia Santos, the Marian visionary of Our Lady of Fatima apparitions, to whom Aquino had a particular religious devotion.

Quite a good number of the prominent members of the World Apostolate of Fatima (The Blue Army) became ring leaders of the unorthodox Nkuv devotion, since the latter was in some wishful and unclear manner associated with the Fatima apparitions.

On October 13, 2012 the organization orchestrated a number of groups across the United States to pray the rosary and proclaim the Fatima message in a public place, such as a sidewalk or street corner, on the 95th anniversary of the Miracle of the Sun during the Fatima apparitions.