Text & List Tools
Clean, compare and measure content without uploading working data.
Swap Adjacent Words
Swap each adjacent word pair while leaving an unmatched final word in its original position.
Open tool →Add Prefix to Text Lines
Prepend an exact prefix to every line for batches, commands, labels or structured lists.
Open tool →Add Suffix to Text Lines
Append an exact suffix to every line for delimiters, markup or batch preparation.
Open tool →Remove Prefix from Lines
Remove one exact leading prefix from matching lines and leave other rows unchanged.
Open tool →Remove Suffix from Lines
Remove one exact trailing suffix from matching lines and leave other rows unchanged.
Open tool →Add Prefix to Every Word
Add an exact prefix before each detected word without modifying surrounding punctuation.
Open tool →Add Suffix to Every Word
Add an exact suffix after each detected word without modifying surrounding punctuation.
Open tool →Remove Empty Lines
Delete blank and whitespace-only lines while preserving the order of all remaining rows.
Open tool →Sort Words
Sort detected words alphabetically in ascending or descending locale-aware order locally.
Open tool →Unique Word Extractor
Extract the first occurrence of every case-insensitive word and preserve discovery order.
Open tool →Duplicate Word Finder
List repeated words with transparent case-insensitive counts sorted by frequency.
Open tool →Remove Duplicate Words
Keep only the first case-insensitive occurrence of each word in the pasted text.
Open tool →Remove Line Numbers
Strip common numeric line prefixes such as 1., 2) or 003: from pasted rows.
Open tool →Letter Frequency Counter
Count Unicode letters case-insensitively and rank characters by frequency and code point.
Open tool →Text Entropy Calculator
Calculate Shannon entropy in bits per character from the exact symbol distribution.
Open tool →Morse Code Translator
Translate supported Latin text to International Morse code or decode Morse groups locally.
Open tool →ROT13 Encoder & Decoder
Apply the reversible ROT13 substitution to Latin letters without changing other characters.
Open tool →Caesar Cipher
Shift Latin letters by a selected key for educational encoding and decoding in the browser.
Open tool →Vigenère Cipher
Encode or decode Latin letters with a repeated alphabetic keyword for educational use.
Open tool →Palindrome Builder
Create a mirrored character sequence from text with an optional shared center character.
Open tool →Palindrome Checker
Check whether text is a palindrome after transparent letter-and-number normalization.
Open tool →Sort Words by Length
Sort words by character length with a stable alphabetical tie-breaker and selectable order.
Open tool →Text Line Justifier
Distribute spaces between words so each eligible line reaches an exact character width, while preserving blank lines and final short lines.
Open tool →Sentence Filter
Keep only sentences matching plain text or a bounded regular expression, with an explicit case-sensitivity option and preserved punctuation.
Open tool →No matching tools on this page.