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WheelSpinny

Random number generator 1-3

One of three: rock, paper, scissors, or any three-way choice.

123

Range: 1 to 3

Your numbers

3 numbers
Range

3 numbers on the wheel · 1 to 3

Step (interval) and leave out

The gap between numbers. From 0 to 100 with a step of 5 gives 0, 5, 10… 100.

Numbers or ranges, separated by commas.

Your number

Removing takes it off this wheel so it can’t be picked again. You can undo.

Pick a number 1-3 on a spinning wheel

Three is an awkward number for a coin, which has two sides, and a perfect number for a wheel. This page is a random number generator 1-3: three equal slices, one spin, one answer. Use it to pick a number from one through three, break a three-way tie, or play a round of rock, paper, scissors against the wheel.

It is free and runs in your browser. The page opens ready on 1 to 3, so there is nothing to set up. Press Spin, and the number that comes up is shown in a window.

How to use the 1 to 3 number generator

  1. Give each number a meaning. For example, 1 is pizza, 2 is tacos and 3 is noodles.
  2. Press Spin. You can also click the wheel or press Ctrl (⌘ on a Mac) plus Enter.
  3. Read the result. The number is shown in a window and listed on the Results tab.
  4. Spin again if you need more. Switch on No repeats to take each picked number off the wheel, so three spins give you all three in a random order.

Why three options need a wheel

A coin settles a choice between two. A three-way choice usually ends up as two coin flips with awkward rules, and the order of the flips quietly changes the odds. A wheel with three equal slices avoids that. Each number has a one-in-three chance, about 33.3%, on every spin.

The pick is made before the wheel moves. Your browser’s secure random number generator chooses one of the three numbers, and the wheel turns to stop on it. The spin is for show and cannot alter the answer. For more detail, see how WheelSpinny picks.

Rock, paper, scissors with a number wheel

A 1-3 spinner makes a simple opponent for rock, paper, scissors. Call 1 rock, 2 paper and 3 scissors. Choose your throw first, secretly, then spin to see the wheel’s throw. Because every number has the same chance, you cannot beat it with a clever pattern. Over many rounds, you should expect to win about a third of the time, tie about a third, and lose about a third.

The same throw can come up twice in a row. That is what random looks like, so do not read a pattern into it.

Ideas for a random number 1 through 3

Choose a spinner for the job

If you want three named options on the wheel instead of numbers, the random name picker takes any labels you type. If you want the same three choices shuffled into a full order in one click, use the list randomizer. If the choice is really yes, no or maybe, the yes or no wheel already has the words.

Need more numbers? The 1 to 4 and 1 to 5 pages work the same way, and you can change the range on this page at any time by editing From and To.

Breaking a tie between three people

Ties between three people are the hardest to settle, because nobody wants to be the one who loses twice. A single spin of a 1-3 wheel is quick and clear: whoever holds the number that comes up wins, and the other two accept it.

If you need a second place as well as a winner, switch on No repeats. The first number picked is the winner. Close its result and spin again, and the second number is second place. The number left on the wheel is third, and nobody had to argue about the order.

Write the numbers down or give each person a slip before the spin, so there is no doubt about who holds which number. If people choose their own numbers, let them choose in turn, and give the last pick to the person who picked last for the previous round. Small rules like that remove most of the grumbling.

Keep the meaning fixed

Write down what 1, 2 and 3 mean on a scrap of paper before the first spin, and keep it visible. If the meaning shifts after the result, the wheel gets blamed for a rule that changed.

The same applies to repeats. Decide whether the same number can come up twice, then set No repeats to match.

Good to know

Random number generator 1-3 FAQ

How do I pick a number 1-3?

Press Spin on this page. The wheel holds 1, 2 and 3, picks one at random and stops on it. The number appears in a window and is added to the Results tab.

What are the odds of each number from one through three?

Each number has a one-in-three chance, about 33.3%, on every spin. The previous result does not change the next one.

Is this a good RNG 1-3?

Yes, for games and everyday choices. RNG means random number generator. This one uses your browser’s secure random number generator and picks the number before the wheel turns, so the animation cannot affect it.

Can I use the 1-3 wheel for rock, paper, scissors?

Yes. Call 1 rock, 2 paper and 3 scissors, choose your throw first, then spin. Each throw has the same chance, so the wheel has no pattern to read.

How do I get all three numbers once each?

Switch on No repeats. Each picked number comes off the wheel when you close its result, so three spins give you 1, 2 and 3 in a random order. Put picked numbers back restores them.

Why does the same number keep coming up?

Each spin is independent. With three numbers, the same one coming up twice in a row happens one time in three, and three times in a row about one time in nine. The wheel does not even things out.

Is the number picker 1-3 free?

Yes. It is free, needs no account, and works in a browser on phones, tablets and computers.

Can I use it to split a group into three teams?

You can give each person a number and spin, but teams may come out uneven. To build balanced teams from a list of names, the random team generator is a better fit.

Can I change the range to something other than 1 to 3?

Yes. Edit From and To beside the wheel, or open the general random number generator for steps and left-out numbers.

Does the wheel remember my spins?

The Results tab lists the numbers from your visit and lasts until you close or reload the page. Your range and settings are saved in your own browser, and nothing is stored on a server.

Other number ranges

Each page opens the number wheel on its own range. It is the same fair picker on all of them, and you can change the range on any page.