Generating random letter combinations for brainstorming or ideation.Creating random strings of letters for password or username generation.Learning the alphabet and practicing letter recognition.Generating random letters for games or puzzles that require them.Here are just a few examples of how you can use it: A Random Letter Generator or Letter Randomizer is an online tool that can pick a random letter from A to Z or generate lists and sequences of random letters.Ĭustomize the Letter Generator settings to exclude letters, use unique letters, choose a different letter set, and change the output.