Converters
Convert between units, formats and encodings.
Base64 Encode / Decode Free Base64 encoder and decoder. Convert text to Base64 or decode Base64 back to readable text instantly in your browser. UTF-8 safe, private, no sign-up. Unix Timestamp Converter Free Unix timestamp converter: turn epoch seconds or milliseconds into UTC, local, and ISO 8601 dates, or convert a date back to a Unix timestamp. In-browser, no sign-up. Temperature Converter Free temperature converter for Celsius, Fahrenheit and Kelvin. Pick your scales, type a value, get an instant answer in your browser. No sign-up. URL Encode / Decode Free online URL encoder and decoder. Percent-encode query strings or decode %20 back to text instantly in your browser. No upload, no sign-up. JSON to CSV Convert a JSON array to CSV free in your browser. A live two-pane converter: paste JSON on the left, get clean spreadsheet-ready CSV on the right instantly, then copy or download. Private, no upload, no sign-up. CSV to JSON Free CSV to JSON converter that turns spreadsheet rows into a clean JSON array in your browser. A live two-pane tool: paste CSV on the left, get JSON on the right instantly, then copy or download. No upload. HEX to RGB Free HEX to RGB converter. Paste a hex color code like #2b59ff and get rgb() values instantly. Runs in your browser, private, no sign-up. Length Converter Free online length converter: convert cm to inches, meters to feet, km to miles and more. Runs in your browser, private, instant, no sign-up. Weight Converter Free weight converter for kg, lbs, ounces, grams, milligrams and stones. Pick a unit, type a value, get an instant answer in your browser. No sign-up. Number to Words Convert any whole number to words instantly. Free number to words speller for cheques, invoices and contracts. Runs in your browser, no sign-up. Binary to Text Free Binary to Text converter that decodes binary code (0s and 1s) into readable text instantly in your browser. Private, no upload, no sign-up. Text to Binary Convert text to binary code online, free. Type any text and get instant 8-bit 0s and 1s in your browser. No upload, no sign-up, your data stays private. Morse Code Translator Free Morse code translator. Convert text to Morse code or decode dots and dashes back to plain text instantly in your browser. No sign-up, private, works offline. XML to JSON Convert XML to JSON free in your browser. A live two-pane converter with input and output side by side, load-example, copy, download, and instant validation. Private, no upload, no sign-up, works on any device. YAML to JSON Free online YAML to JSON converter. Paste YAML and get clean, formatted JSON instantly in your browser. Private, no upload, no sign-up, works offline. Data Storage Converter Free data storage converter: bytes, KB, MB, GB, TB and binary KiB, MiB, GiB. Instant, private, runs in your browser, no sign-up. Speed Converter Free speed converter: km/h to mph, m/s to km/h, knots, ft/s and mach. Instant, private, runs in your browser, no sign-up. Area Converter Free area converter: square meters to square feet, acres, hectares, square km and more. Instant, private, runs in your browser, no sign-up. Volume Converter Free volume converter: liters to gallons, milliliters, cups, tablespoons, fluid ounces and more. Instant, private, in your browser, no sign-up. Time Converter Free time unit converter: seconds, minutes, hours, days, weeks, months and years. Instant, private, runs in your browser, no sign-up. Pressure Converter Free pressure converter: bar, psi, pascal, kPa, atm, mmHg and Torr. Instant, private, runs in your browser, no sign-up. Energy Converter Free energy converter: joules, kilojoules, calories, kcal, watt-hours, kWh and BTU. Instant, private, runs in your browser, no sign-up. Data Rate Converter Free data transfer rate converter: Mbps to MB/s, Gbps, kbps and bytes per second. Instant, private, runs in your browser, no sign-up. JSON to YAML Free online JSON to YAML converter. A live two-pane tool with input and output side by side, load-example, copy, download, and instant validation. Private, no upload, no sign-up, works offline. JSON to XML Convert JSON to XML free in your browser. A live two-pane converter with input and output side by side, load-example, copy, download, and instant validation. Private, no upload, no sign-up needed. Number Base Converter Free Number Base Converter to switch a value between binary, octal, decimal, and hexadecimal instantly in your browser. Private, no upload, no sign-up. Roman Numeral Converter Convert numbers to Roman numerals and Roman numerals back to numbers instantly. Free online converter for 1 to 3999, runs in your browser, no sign-up. CSV to Markdown Free live CSV to Markdown table converter with a two-pane editor that turns comma-separated rows into a clean piped table for GitHub, docs, and README files as you type. Runs in your browser. Text to ASCII Free Text to ASCII Code converter that turns text into ASCII character codes and decodes codes back to text instantly in your browser. Private, no sign-up.