Converters that just work.

Convert HEX color codes to RGB values instantly. Free online hex to rgb color converter with live preview.

Convert RGB color values to a HEX color code instantly. Free online RGB to hex converter with live color preview — enter red, green and blue from 0 to 255.

Convert colors between HEX, RGB, HSL and CMYK online for free. Paste any color code, see a live preview and copy every format in one click.

Convert Unix epoch timestamps to readable dates and back, free. Seconds and milliseconds, with local, UTC and ISO output — all in your browser.

Convert a JSON array to CSV online for free. Turn objects into a spreadsheet-ready CSV with headers, pick your delimiter — all in your browser.

Convert CSV to JSON online for free. Parse comma, tab, semicolon or pipe-separated data into a clean JSON array — all in your browser, no upload.

Convert YAML to JSON online for free. Paste config and get clean, pretty-printed JSON — handles nested maps and lists, fully in your browser.

Convert JSON to YAML online for free. Keeps long IDs and version numbers exact, quotes values YAML would misread, and runs entirely in your browser.

Convert XML to JSON online free. Decodes entities properly, keeps IDs and versions exact, strips namespace prefixes, and runs entirely in your browser.

Convert JSON to XML online free. Keeps long IDs and trailing zeros exact, escapes correctly, renames keys XML cannot use, and runs entirely in your browser.

Convert Markdown to HTML online free. CommonMark plus GitHub tables and task lists, indented output, GitHub-style heading ids, a live preview, and nothing uploaded.

Convert HTML to Markdown online free. Paste a web page or Google Docs text, get clean CommonMark or GitHub Markdown with tables and code blocks, all in your browser.

Convert numbers to words online for free. Spell out any whole number or decimal in plain English, including negatives — instant and fully in your browser.

Convert rupees to words free in the Indian lakh and crore format — get the exact cheque line, with paise and the word Only, instantly in your browser.

Convert CGPA to percentage free with the CBSE 9.5, 10-point or VTU formula — and back again. Your grades stay in your browser, with no signup.

Convert binary, octal, decimal and hex online free — any base from 2 to 36, exact for numbers of any size, with fractions and two's complement. Runs in your browser.

Convert text to binary and binary to text online free — real UTF-8 bytes, so accents, Hindi and emoji round-trip exactly. Hex and decimal too, all in your browser.

Convert Roman numerals to numbers and numbers to Roman numerals free — with a date mode for tattoos, numbers past 3,999, and the spelling checked and explained.

Free age calculator. Get your exact age in years, months and days from your date of birth, count the days between two dates, and add or subtract days — in your browser.