List randomizer

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About the List Randomizer

The List Randomizer shuffles any list of items. It uses a cryptographically strong source for randomness when the browser supports it.

How to use it

  1. Paste one item per line.
  2. Click Randomize.
  3. Copy the shuffled list.

Common uses

  • Picking winners in a giveaway.
  • Randomizing test order.
  • Breaking ties.

Sometimes the fairest decision is a random one. The List Randomizer shuffles any set of items into a new order, which is the cleanest way to pick a giveaway winner, set a random sequence for a quiz or test, or break a tie that no one wants to decide manually.

It expects one item per line and rearranges the whole list. Crucially, when your browser supports it, the shuffle uses a cryptographically strong source of randomness rather than a predictable pattern, so the outcome is genuinely unpredictable.

How to Use the List Randomizer

  1. Paste one item per line.
  2. Click Randomize.
  3. Copy the shuffled list, or run it again for another order.

Practical Use Cases

Pick a winner fairly from an entry list, randomize the order of test questions or options to avoid answer-order bias, shuffle a set of names or tasks to assign them at random, and decide any tie by letting the shuffle break it.

About Randomness

Where your browser provides the Web Crypto random source, the shuffle uses it, which is far stronger than a simple mathematical pseudo-random pattern and more appropriate whenever the result will be relied upon.

Randomizing — common questions

Is the shuffle really random?

Where supported, the tool draws from a cryptographically strong random source, so the resulting order is not a predictable pattern and each item has an equal chance to land anywhere.

Can I run it more than once?

Yes. Each click produces a fresh order, so you can re-randomize as many times as you like.

Is my list uploaded?

No. The shuffle happens in your browser, so your list never leaves your device.

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