Apparatus and method for providing account book service

A method of providing an account book service using a messaging service, the method comprising:

• receiving, by a first data receiver, first data input into a messenger chat window displayed on a terminal of a user, the first data including an income or expenditure detail;
• extracting, by a second data processor, second data having a preset format from the first data;
• storing, by an account book data storage unit, the second data to be mapped to the user;
• extracting, by a third data extractor, third data from the second data, the third data including a sum of a total or some of the second data;
• and
• transmitting, by a data transmitter, the second data or the third data to the terminal of the user so as to display the second data or the third data on the terminal of the user;
• wherein at least one user and a bot that is a virtual account book manager are displayed in the messenger chat window,
• wherein the first data receiver receives a user input signal input through the messenger chat window displayed on the terminal of the user, and
• wherein the second data or the third data transmitted by the data transmitter to the terminal of the user is displayed in a form of a chat in the messenger chat window of the terminal of the user.

A computer program stored in a non-transitory computer-readable recording medium and configured to cause a computer to perform:

• receiving, by a first data receiver, first data input into a messenger chat window displayed on a terminal of the user, the first data including an income or expenditure detail;
• extracting, by a second data processor, second data having a preset format from the first data;
• storing, by an account book data storage unit, the second data to be mapped to the user;
• extracting, by a third data extractor, third data to reflect the second data, the third data including a sum of a total or some of the second data;
• and
• transmitting, by a data transmitter, the second data or the third data to the terminal of the user so as to display the second data or the third data on the terminal of the user;
• wherein at least one user and a bot that is a virtual account book manager are displayed in the messenger chat window,
• wherein the first data receiver receives a user input signal input through the messenger chat window displayed on the terminal of the user, and
• wherein the second data or the third data transmitted by the data transmitter to the terminal of the user is displayed in a form of a chat in the messenger chat window of the terminal of the user.