22 tools
Converters
Free online converters for length, weight, temperature, data size and more, plus text to binary, hex, Morse code and other encodings.
- Text to Binary ConverterConvert text to binary code (8-bit UTF-8 bytes), including emoji and accented letters.
- Binary to Text ConverterDecode binary code back into readable text, with clear errors for invalid digits.
- Text to Hex ConverterConvert text to hexadecimal UTF-8 bytes, with optional uppercase letters and 0x prefixes.
- Hex to Text ConverterDecode hexadecimal bytes back into readable UTF-8 text.
- ASCII ConverterConvert text to ASCII character codes in decimal, hex, binary or octal and back, with a full character table.
- Morse Code TranslatorTranslate text to Morse code and back, and play it as sound at your chosen speed and tone.
- Caesar CipherEncrypt and decrypt text with the Caesar shift cipher or ROT13, and crack unknown shifts by brute force.
- Roman Numeral ConverterConvert numbers to Roman numerals and back, with a step-by-step breakdown of each symbol.
- Punycode ConverterConvert internationalized domain names to Punycode (xn--) and back, including URLs and email addresses.
- Unicode Escape ConverterConvert text to Unicode escape sequences for JavaScript, JSON, HTML, CSS and Python, and decode them back.
- Length ConverterConvert cm to inches, feet to metres, km to miles and every other length unit.
- Weight ConverterConvert kg to lbs, pounds to kilograms, grams to ounces, stone and tonnes.
- Temperature ConverterConvert Celsius to Fahrenheit, Fahrenheit to Celsius, Kelvin and Rankine.
- Area ConverterConvert square feet to square metres, acres to hectares and other area units.
- Volume ConverterConvert litres to gallons, ml to fluid ounces, cups, tablespoons and cubic units.
- Speed ConverterConvert km/h to mph, metres per second, feet per second and knots.
- Time ConverterConvert seconds, minutes, hours, days, weeks, months and years.
- Data Storage ConverterConvert bytes, KB, MB, GB, TB and bits, in both decimal and binary (KiB, MiB, GiB) units.
- Pressure ConverterConvert bar to psi, kPa, atmospheres, mmHg and other pressure units.
- Energy ConverterConvert kcal to kJ, kWh, joules, BTU, calories and electronvolts.
- Power ConverterConvert horsepower to kW, watts, metric horsepower (PS), BTU/h and more.
- Angle ConverterConvert degrees to radians, gradians, arcminutes, arcseconds and turns.