Random Number
Random number generator: pick a number in any range, fairly
How do I generate a random number with a wheel?
A random number wheel lets you set a range, such as one to one hundred, and spins to land on a single number with every value equally likely. For a few options you can show each number as its own slice; for a big range, a number generator picks within the bounds you set. Both give a fair, unbiased number for raffles, games, or any pick.
Set the range, then pick
A random number tool starts with a range: the lowest and highest numbers allowed. Within that range, a fair generator gives every whole number an equal chance, so one to six behaves like a die and one to a hundred like a hundred-slot wheel. Setting the range correctly is the whole job; once the bounds are right, the pick is just a spin.
For small ranges, a visible number wheel is satisfying because you can see each value land. For large ranges, a wheel with hundreds of slices is unreadable, so a number generator that simply shows the result is clearer. Pick the format that matches how big your range is.
Drawing numbers for raffles and draws
Numbered raffles and bingo-style draws need numbers pulled without repeats. Use a draw mode that removes each number once it is picked, so the same ticket cannot win twice and no called number repeats. The pool shrinks with each draw, exactly like pulling numbered balls from a bag, until you have all the winners or have called the whole set.
If your tickets are not perfectly sequential, match the range to the tickets you actually issued, and account for any gaps, so you never draw a number that nobody holds.
Wheel or generator: which to use
Both a number wheel and a plain generator use the same underlying randomness, so they are equally fair. The choice is about feel and scale. A wheel adds suspense and works for a crowd watching a small range. A generator is faster and cleaner for large ranges or when you just need a quick number with no ceremony. Use the wheel for events, the generator for utility.
What to look for
Make it fair
- Get the range right first. Set the lowest and highest values; everything inside is then equally likely.
- Wheel for small, generator for big. Show slices for a handful of numbers; switch to a generator for large ranges.
- Remove drawn numbers for raffles. Pull without repeats so no ticket wins twice and no number is called again.
- Match the range to real tickets. Account for gaps so you never draw a number nobody holds.
- Same randomness either way. Wheel and generator are equally fair; choose by feel and scale, not odds.
Spin it
Tools for random number
Each slot below is reserved for a wheel tool or resource we would use ourselves. We are adding them as we build and vet them; nothing here is a paid placement.
Range-based number tool; the page's primary call to action.
Slice-per-number wheel for small ranges and live events.
Pull numbers for raffles and bingo without repeats.
Questions