Scramble letters, words or whole lines. Keep the first and last letter of each word for the famous still-readable effect, jumble letters for anagram puzzles or shuffle word order for grammar exercises.
Scramble inside words (readable)
Scramble inside words (readable): According to research the human mind reads whole words
Scramble every word fully
Scramble every word fully: According to research the human mind reads whole words
Shuffle word order
Shuffle word order: According to research the human mind reads whole words
Scramble all letters
Scramble all letters: According to research the human mind reads whole words
Reverse each word
Reverse each word: According to research the human mind reads whole words
Shuffle lines
Shuffle lines: According to research the human mind reads whole words
Scrambled, uppercase
Scrambled, uppercase: According to research the human mind reads whole words
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A text scrambler rearranges the characters or words of your text. The best-known use is the “typoglycemia” effect – keep the first and last letter of every word, shuffle the middle, and most people can still read the sentence at nearly normal speed. It is a favourite for social posts, classroom demonstrations of how reading works, and for testing whether a design is legible.
The other modes make puzzles: fully scrambled words are anagrams to solve, shuffled word order gives sentence-reordering exercises for language learners, and shuffling lines randomises a list (a quiz, a playlist, a raffle). Results are deterministic for a given input, so the same text always scrambles the same way and you can share a puzzle knowing others see the identical version.
Type or paste your text (one item per line for the line shuffler).
Choose the readable scramble for a viral-style post, or a full scramble for a puzzle.
Copy the row – keep the original somewhere as the answer key.
Skilled readers recognise words by their overall shape and by the first and last letters, filling in the middle from context. Short words are almost immune to scrambling and function words (the, and, with) are read automatically, which is why the readable mode leaves words of three letters or fewer untouched. Long technical words and names are harder, so the effect is best demonstrated on everyday sentences.
For anagram puzzles use “Scramble every word fully” on a list of themed words, one per line, and give the theme as a clue. For sentence-unscrambling exercises use “Shuffle word order” on a short sentence. For a fair random draw paste the names one per line and use “Shuffle lines”; because the shuffle is seeded by the text, add a date or a number to the list to get a fresh order.
Reversing a word (olleh) is a fixed transformation anyone can undo; scrambling is random and needs the original as a key. The “Reverse each word” row is included because puzzle makers often combine the two. For flipping whole sentences, mirrored letters or upside-down text see the reverse and upside-down tools.
The readable mode can be read directly. Fully scrambled text has no automatic undo – keep the original as the answer key.
The shuffle is seeded by the text so a puzzle you share looks identical for everyone. Change a character to get a new arrangement.
Inside words, yes; punctuation attached to a word stays at the end in the readable mode.
The informal name for the effect where words with correct first and last letters remain readable when their middle letters are shuffled.
Yes.
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