Convert UPPERCASE or mixed-case text to clean lowercase letters instantly.
Free online converter tools
Converter tools change text and data from one format to another — for example CSV to JSON, a Unix timestamp to a readable date, binary to decimal, or a HEX colour to RGB.
Paste your input, pick the options you need and copy or download the result.
Convert lowercase or mixed-case text to UPPERCASE letters online.
Capitalize the first letter of each line, each word or each sentence in your text.
Convert text or names to camelCase, PascalCase, snake_case, kebab-case or CONSTANT_CASE.
Convert comma-separated values into one item per line, or join lines back with commas.
Strip HTML tags and convert any HTML into clean, readable plain text.
Convert JSON data into clean, well-formed and indented XML online.
Convert XML into clean JSON, keeping attributes, repeated elements and values.
Convert JSON data into ready-to-paste PHP array code with short [ ] or array( ) syntax.
Convert PHP array code (array() or [ ]) into formatted JSON, right in your browser.
Convert PHP serialized data into a readable PHP array or JSON, including objects.
Split a URL into protocol, host, path and fragment, and turn its query string into JSON.
Convert Unix timestamps to dates and dates to timestamps, in IST, UTC or any time zone.
Convert numbers between binary, octal, decimal, hexadecimal and any base from 2 to 36.
Convert colours between HEX, RGB, HSL, HSV and CMYK, with a colour picker and live preview.
Convert CSV or Excel data to a JSON array of objects, with numbers and booleans typed.
Convert a JSON array to CSV for Excel or Google Sheets — nested objects become columns.
Convert numbers to Roman numerals and Roman numerals back to numbers, from 1 to 3999.
Convert images between JPG, PNG and WebP — PNG to JPG, WebP to PNG and more.