Tools
A directory of every free utility on ConvertCaseHQ. All run entirely in your browser.
- Character CounterCharacters, words, lines, sentences, paragraphs, bytes.
- Password & UUID GeneratorStrong passwords, UUIDs, and random strings.
- Fancy Text Generator𝐁𝐨𝐥𝐝, 𝐼𝑡𝑎𝑙𝑖𝑐, 𝓢𝓬𝓻𝓲𝓹𝓽, 𝔉𝔯𝔞𝔨𝔱𝔲𝔯, 𝔻𝕠𝕦𝕓𝕝𝕖-𝕊𝕥𝕣𝕦𝕔𝕜 and 14 more Unicode styles.
- Find & ReplaceFind and replace text with optional regex and case-insensitive matching.
- Diff CheckerCompare two pieces of text line by line.
- Lorem Ipsum GeneratorFiller text by paragraphs, sentences, or words.
- Word Frequency & ReadabilityWord counts and Flesch reading-ease score.
- Add Prefix & Suffix to Each LineAdd a prefix, suffix, or both to every line. Useful for SQL INSERTs, Markdown bullets, CSV prep, and more.
- Wrap Text at N CharactersHard-wrap text at any column width. Choose word-aware or strict character wrapping.
- Regex TesterTest JavaScript regular expressions with live highlighting.
- Hash GeneratorMD5, SHA-1, SHA-256, SHA-384, SHA-512 — for any text.
- Data Format ConverterJSON ↔ YAML ↔ CSV ↔ TSV ↔ XML ↔ INI in any direction.
More tools
- Temperature ConverterCelsius, Fahrenheit, Kelvin, and Rankine.
- Weight ConverterGrams, kilograms, ounces, pounds, stones, tons.
- Length ConverterMetres, miles, inches, feet, yards, nautical miles.
- Speed Converterkm/h, mph, m/s, knots, Mach.
- Byte ConverterBytes, KB, MB, GB — both decimal and binary (KiB, MiB, GiB).
- Number Base ConverterBinary, octal, decimal, and hexadecimal — all four at once.
- Days Between Two DatesCount days, weeks, months, years, working days.
- Add Days to a DateAdd or subtract days, weeks, months, or years.
- Color ConverterHEX ↔ RGB ↔ HSL ↔ HSV with a live picker.
- Contrast CheckerWCAG AA/AAA pass/fail for any color pair.
- Color Palette GeneratorBuild complementary, analogous, triadic, and tetradic palettes.
- Color Shade GeneratorGenerate tints and shades from a base color.
- Two Color Shade GeneratorBlend two colors into a smooth gradient of shades.
- Gradient GeneratorBuild CSS linear and radial gradients with copyable output.
- Image Color PickerPick any pixel color from an uploaded image.
- HEX Color ChartBrowsable chart of named web colors with HEX values.
- HSL Color ChartVisualize the HSL color space across hue and lightness.
- HEX Color ClockLive clock where the time becomes a HEX color.
- JSON ↔ YAML / CSVThe original 3-format converter (legacy).