Convert between formats, encodings, colors, units and more.
These free online converters translate data between the formats you actually work with — units of length, weight and temperature, HEX and RGB colours, binary and text, Base64, URLs, Unix timestamps and CSV/JSON. Each one applies the correct rules every time, so the output you copy is dependable.
Because everything is processed locally in your browser, you can convert sensitive data, tokens and exports without uploading them anywhere. Choose a converter below to begin.
Convert text to binary and binary back to readable text.
Convert HEX color codes to RGB and RGB back to HEX.
Convert length, weight, temperature and more between units.
Convert numbers into written words for cheques and documents.
Convert numbers to Roman numerals and Roman numerals to numbers.
Convert Unix timestamps to dates and dates to timestamps.
Encode text to Base64 and decode Base64 back to text.
Encode and decode URLs and query string parameters safely.
Translate text to Morse code and Morse code to text.
Convert CSV data to JSON and JSON arrays back to CSV.