Random House Unabridged Dictionary defines Numerology as the study of numbers as the figures designating the year of one's birth to determine their supposed influence on one's life, future etc. American Heritage Dictionary defines numerology as the study of occult meanings of numbers and their supposed influence on human life. So, from these definitions we can say that numerology is basically numbers that has the potential to influence our life. It has been in practice since time immemorial, but of late, it is gaining popularity because of the hectic modern lifestyle and the unpredictable nature of life. So, people are looking for ways to predict their future. Numerology is one part of Astrology which has worked wonders on some of its ardent believers.

Numerology can be considered as a part of Astrology. Numerologists believe that the numbers for 0 to 9 are ruled by the different planets. For example, the digit 0 is governed by the planet Pluto, 1 is ruled by the Sun, and the number 2 is ruled by the Moon etc. As a result of that, the numbers in the name has different influences on the human beings. So, by changing the numbers in one's name it is very much possible to change the impacts of the planets on the persons. There are instances in which the fortune of individuals have changed totally for the better merely by changing the numerical values of their names. These 'successes' have proved time and again that numerology works in spite of the lack of scientific basis of this field.

Numerology has some relationships with alphabets of the names as well. Each alphabet is assigned a value. So, the total numerical value of the alphabets in a person's name is calculated and the numerologists will determine the impacts of that numerological value on the person. If needed, he will also suggest corrective measures. Thousands of customers will testify the positive effects of numerology on their lives. Celebrities round the globe have benefited from corrective measures prescribed by their numerologists. Numerologists affirm that this science of Numerology has scientific basis. Scientists do not agree on this, even though thousands of users will vouch for its effectiveness. Numerologists say that by checking and changing the name a person's fate will totally change. It will also bring good luck to the person. Changing is done by rectifying the name by adding or deleting alphabets in the name. It is also important that the name of the individual and the date of birth match in order to have positive effects and must have a positive power of planets in the horoscope. Otherwise, the person may not have desired luck. He or she may have to suffer financial losses, business losses, health problems, enmity between partners etc. Predictions through Numerology can be done with the help of a few documents like the correct name, correct date of birth, Horoscope copies of Kundali Rasi and Navamsa. If Horoscope is not available, correct time of birth, and the place of birth is required for numerological predictions.