What on earth is 4D? 4D means "four digits." It is a popular lottery game in Singapore where gamers decide on a combination of 4 figures from 0000 to 9999. How Does the Game Perform? Players decide on their wished-for 4-digit selection or can go with a random selection. https://singapore4dresulttoday23333.thezenweb.com/4d-success-today-66028541