What is the essence of human fortune telling?

Where can I find a very detailed eight-character fortune telling, the free kind?

At present, there are many horoscope fortune-telling software and horoscope fortune-telling services on the market. Here are some recommended astrology software: 1. A bolt of divine wind. /2. Constellation online fortune telling: baziononline。 /3. Daily fortune telling in China: mdszs。 /4. Constellation Fortune Telling Elite APP: You can search for these softwares and softwares in the app store. However, it should be noted that the eight-character fortune-telling is only a reference, so don't rely entirely on it to make major decisions.