Generate a random whole number from 1 to 4, for a four-sided die (d4) in tabletop games.
Press Generate for a random number between 1 and 4. Both ends are included and each of the 4 numbers has exactly a 1 in 4 chance.
Odds for numbers between 1 and 4
Possible numbers
4
Chance of any one number
1 in 4 (25.0%)
Chance of repeating the last number
1 in 4
Chance a given number appears at least once in 4 picks
68.4%
Average result over many picks
2.5
Even / odd numbers
2 even, 2 odd
The last-but-one row surprises many people: even with 4 picks, a particular number has a 31.6% chance of never coming up, because picks are independent.
What a 1–4 range is used for
A random number between 1 and 4 is handy for a four-sided die (d4) in tabletop games.
What are the odds of getting a specific number between 1 and 4?
Each number has a 1 in 4 chance (25.0%) on every pick.
Can the same number come up twice in a row?
Yes, if repeats are allowed: the chance of repeating the previous number is 1 in 4. Tick "No repeats" when picking several numbers to get all-different results.
Are 1 and 4 included?
Yes. Both ends are included, so there are 4 possible numbers.