Text Converter

All conversions run entirely in your browser — your text is never sent to a server.

Input
Output

Width

Half-width → Full-widthConvert half-width (ASCII) characters to full-width characters.Full-width → Half-widthConvert full-width characters to half-width (ASCII) characters.

Case

Convert to uppercaseConvert your text to uppercase.Convert to lowercaseConvert your text to lowercase.Convert to title caseCapitalize the first letter of every word.Convert to sentence caseCapitalize the first letter of each sentence.Convert to camelCaseConvert text to camelCase.Convert to PascalCaseConvert text to PascalCase.Convert to snake_caseConvert text to snake_case.Convert to kebab-caseConvert text to kebab-case.Convert to CONSTANT_CASEConvert text to CONSTANT_CASE (uppercase with underscores).

Kana

Romaji → HiraganaConvert romaji (Roman alphabet) to hiragana.Hiragana → RomajiConvert hiragana to romaji (Roman alphabet).Hiragana → KatakanaConvert hiragana to katakana.Katakana → HiraganaConvert katakana to hiragana.

Punctuation

Punctuation (、。) → Full-width (，．)Convert Japanese punctuation (、。) to full-width Western punctuation (，．).Full-width (，．) → Punctuation (、。)Convert full-width Western punctuation (，．) to Japanese punctuation (、。).

Encode / Decode

URL encodeURL-encode your text.URL decodeURL-decode your text.Base64 encodeEncode your text to Base64.Base64 decodeDecode Base64 to plain text.HTML entity encodeEncode special characters as HTML entities.HTML entity decodeDecode HTML entities to plain text.

Lines & Spaces

Sort lines A→ZSort lines of text in ascending (A→Z) order.Sort lines Z→ASort lines of text in descending (Z→A) order.Reverse line orderReverse the order of lines in your text.Remove duplicate linesRemove duplicate lines from your text.Remove blank linesRemove all blank lines from your text.Add line numbersAdd line numbers to each line of your text.Remove spacesRemove all spaces from your text.Remove line breaksRemove all line breaks from your text.Trim whitespaceRemove leading and trailing whitespace from every line of your text.Normalize spacesCollapse multiple spaces into a single space.

Other

Reverse textReverse your text character by character.