CaseWren

Random Letter Generator

Draw a random letter A–Z, uppercase or lowercase.

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About the Random Letter Generator

Need a letter for Scattergories, a classroom warm-up, a draft-order draw or a improv prompt? This tool picks one of the 26 letters with a cryptographic random source — each letter has an exactly equal 1-in-26 chance, with none of the subtle bias you get from quick Math.random() one-liners.

Toggle between lowercase and uppercase at any time; the current letter flips case instantly so you can keep drawing without breaking your flow.

How to use it

  1. 1Pick lowercase (abc) or uppercase (ABC).
  2. 2Click Generate to draw a letter.
  3. 3Copy the letter or keep drawing — every click is independent.

Frequently asked questions

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