Random Number & Letter Set Generator

Generate random numbers, letters, or mixed sets with full customization control

Sample Size (How Many Results)

Sample Range (e.g., 1-100, a-z, A-Z)

Allow Duplicates

Output Format

Sample Size: Enter the number of random values you want to generate (1-10,000).

Sample Range: Specify the range to choose from. Examples:

1-100 (numbers 1 to 100)
0-9 (single digits)
-10-10 (negative to positive)

a-z (lowercase letters)
A-Z (uppercase letters)
a-m (partial alphabet)

0-9,a-z (numbers and lowercase)
A-Z,0-9 (uppercase and numbers)

Duplicates: Choose “No” if each result should be unique (like lottery numbers), or “Yes” if repeated values are allowed (like dice rolls).

Note: If sample size exceeds the range and duplicates are not allowed, the results will be limited by the available range.