Decision tool

Card Pull

One card from a freshly shuffled deck, or a hand of several. The shuffle happens on your device.

—press draw

Cards

This session's draws (clears when you close the tab)

How this deck is shuffled

A fresh 52-card deck is built and shuffled with the Fisher-Yates algorithm, which produces a genuinely uniform ordering: every one of the 52! possible deck orders is exactly as likely as every other. That is not automatic — the naive approach of picking a random card and moving it to the end leaves the tail of the deck short of shuffling, and produces orderings that are measurably more likely than others.

Each step draws its index from crypto.getRandomValues(), so the shuffle is driven by the same secure generator as the rest of this site rather than by Math.random().

Every draw starts from a new deck. There is no leftover state, so a card you drew a moment ago is exactly as likely next time as any other — you cannot get "the same card twice in a row" by accident any more than you can get it by wanting it.

Drawing more than one card

Deal 5 draws five cards from a single shuffle, so they are five different cards with no duplicates. The bridge hand button does the same with thirteen, which is a full hand.

To deal several rounds, press the button again. Each press reshuffles from scratch, so the same card can appear in consecutive hands — correctly so. Card hands are independent unless you deal them from one continued deck.

Using cards to make a decision

A card draw is a random choice from a deck of known size, which makes it useful whenever your options are countable rather than something you want to type out. For a long or arbitrary list the wheel of fortune is better, because a deck tops out at 52 options.

One practical trick: if you need more than 52 options, shuffle several suits or decks together. Or use the deck twice — draw a card for one decision, put it aside without looking, draw again, and a third draw is still uniform among what remains.

What a card means here

Nothing. The suits and numbers are labels, and the card that comes up carries no meaning beyond its own identity. This is a randomiser that happens to use a familiar deck, not a fortune-telling tool — if a result seems significant, that is the pattern looking for meaning, not the deck supplying it.

Coin Flip — the two-option case
Dice Roller — a clean number from 1 to N
Wheel of Fortune — any number of options
Randomness Check — test this site's generator

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