Tools
A directory of every free utility on ConvertCaseHQ. All run entirely in your browser.
Case & text
- UPPERCASEConvert all letters to capital letters.
- lowercaseConvert all letters to small letters.
- Sentence caseCapitalize the first letter of each sentence.
- Title CaseCapitalize the first letter of every word.
- Capitalized CaseCapitalize the first letter of every word; others lowercase.
- aLtErNaTiNg cAsEAlternate lowercase and UPPERCASE per character.
- iNVERSE cASESwap the case of every letter.
- ReverseReverse the order of all characters.
- Clean whitespaceCollapse whitespace and remove empty lines.
- Dedupe linesRemove duplicate lines.
- Sort linesAlphabetically sort lines.
- Strip MarkdownRemove Markdown syntax and return plain text.
Fancy & decorative text
- Fancy Text Generator𝐁𝐨𝐥𝐝, 𝐼𝑡𝑎𝑙𝑖𝑐, 𝓢𝓬𝓻𝓲𝓹𝓽, 𝔉𝔯𝔞𝔨𝔱𝔲𝔯, 𝔻𝕠𝕦𝕓𝕝𝕖-𝕊𝕥𝕣𝕦𝕔𝕜 and 14 more Unicode styles.
- S̶t̶r̶i̶k̶e̶t̶h̶r̶o̶u̶g̶h̶Add a strike-through line through every character (Unicode combining mark).
- U̲n̲d̲e̲r̲l̲i̲n̲e̲Underline every character with a Unicode combining mark.
- uʍop ǝpᴉsdnFlip text upside down using mirrored Unicode glyphs.
- ɿoɿɿiMMirror text horizontally using reversed Unicode glyphs.
Developer naming
- camelCaseDeveloper style: firstWordLowerRestCapitalized.
- PascalCaseDeveloper style: EveryWordCapitalized.
- snake_caseLowercase words joined with underscores.
- kebab-caseLowercase words joined with hyphens.
- CONSTANT_CASEUPPERCASE words joined with underscores.
- SlugifyTurn any string into a kebab-case URL slug — accents stripped, punctuation removed.
- Regex TesterTest JavaScript regular expressions with live highlighting.
Encoding & hashing
- Base64 encodeEncode text to Base64 (UTF-8 safe).
- Base64 decodeDecode Base64 back to text.
- URL encodePercent-encode a string for use in URLs.
- URL decodeDecode a percent-encoded URL string.
- HTML escapeEscape <, >, &, ", and ' to HTML entities.
- HTML unescapeDecode HTML entities back to text.
- ROT13Shift each letter 13 positions — a classic Caesar cipher and self-inverting cypher.
- Text to binaryConvert text into space-separated 8-bit binary values (UTF-8 safe).
- Binary to textDecode 8-bit binary back into text.
- Text to hexConvert text into hexadecimal byte values (UTF-8 safe).
- Hex to textDecode hexadecimal byte values back into text.
- Hash GeneratorMD5, SHA-1, SHA-256, SHA-384, SHA-512 — for any text.
Data formats
Unit & format conversion
- Number Base ConverterBinary, octal, decimal, and hexadecimal — all four at once.
- Temperature ConverterCelsius, Fahrenheit, Kelvin, and Rankine.
- Weight ConverterGrams, kilograms, ounces, pounds, stones, tons.
- Length ConverterMetres, miles, inches, feet, yards, nautical miles.
- Byte ConverterBytes, KB, MB, GB — both decimal and binary (KiB, MiB, GiB).
- Speed Converterkm/h, mph, m/s, knots, Mach.
- Color ConverterHEX ↔ RGB ↔ HSL ↔ HSV with a live picker.