🔄Converters
Converters turn data from one format into another — units of measure, number bases, colors, dates, currencies, JSON, CSV, YAML and more. They are the right tool when you have information in one format and need it in another, with nothing to install and no loss of precision.
122 tools
PDF to Images
Convert PDF pages to individual PNG images. Everything in your browser via pdf.js.
Pixel Art Converter
Convert an image to pixel art by reducing resolution and color palette. Stylized retro output.
Currency Converter
Convert between major currencies (USD, EUR, BRL, GBP, JPY, ARS) using live rates from open.er-api.com.
Braille Converter
Converts text between Latin alphabet and Braille (Unicode 6-dot U+2800 to U+28FF). Bidirectional.
Subtitle Converter
Converts subtitle files between SRT and VTT formats. Useful for reusing subtitles across platforms.
Case Converter
Convert text between UPPERCASE, lowercase, Title Case, Sentence case, aLtErNaTiNg and iNvErTeD. Runs in your browser.
Format CPF
Format Brazilian CPF numbers by adding or removing the 000.000.000-00 mask. Accepts a list with one CPF per line. Runs in your browser.
Format CNPJ
Format Brazilian CNPJ numbers by adding or removing the 00.000.000/0000-00 mask. Accepts a list with one CNPJ per line. Runs in your browser.
Base64 Converter
Encode text to Base64 or decode Base64 strings back to the original. Free online tool with no server required.
URL Encode / Decode
Encode text for safe use in URLs (percent-encoding) or decode URL-encoded strings back to the original. Processed in the browser.
Binary Code Translator
Convert text to binary code (0s and 1s) and vice versa. Supports any ASCII character. Processed in the browser.
Unix Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa. Supports seconds and milliseconds. Shows local time and UTC.
Morse Code Converter
Convert text to Morse code and vice versa. Supports letters, numbers and punctuation. Instant result in the browser.
Number Base Converter
Convert numbers between binary (base 2), octal (base 8), decimal (base 10) and hexadecimal (base 16). Instant bidirectional conversion.
Measurements Converter
Convert between units of length, mass, temperature, area, volume and speed. Instant result in the browser.
Caesar Cipher
Encode and decode messages with the Caesar Cipher. Choose the shift (1–25) and convert text instantly in the browser.
Color Converter
Convert colors between HEX, RGB, HSL and CMYK instantly. Enter any format and get equivalents in the others. Live color preview.
Byte Size Converter
Convert file sizes between bits, bytes, KB, MB, GB, TB and PB. Supports SI (decimal) and IEC (binary) scales. Instant result.
Angle Converter
Convert angles between degrees (°), radians (rad), gradians (grad) and turns. Instant result in the browser.
Date Format Converter
Convert dates between the most common formats: dd/mm/yyyy, yyyy-mm-dd, mm/dd/yyyy, ISO 8601 and Unix timestamp.
Text ↔ Hex Converter
Convert ASCII text to hexadecimal values and vice versa, character by character. Useful for debugging, encoding and protocol analysis.
Text ↔ Decimal Converter
Convert ASCII text to decimal codes and vice versa. Each character is represented by its decimal value in the ASCII table.
Numeric Bases Converter
Convert numbers between binary (base 2), decimal (base 10), hexadecimal (base 16) and octal (base 8). Type in any field for instant conversion in the others.
YAML to JSON
Convert YAML data to JSON format.
JSON to YAML
Convert JSON data to YAML format.
Base32 Encoder / Decoder
Encode text to Base32 or decode Base32 strings back to the original.
Base58 Encoder / Decoder
Encode text to Base58 or decode Base58 strings back to the original. Used in cryptocurrencies like Bitcoin.
Image to Base64
Convert images to Base64 strings for use in CSS, HTML or APIs. Supports PNG, JPG, GIF, SVG and WebP.
Base64 to Image
Convert Base64 strings back to an image to visualize and download.
Unit Converter
Convert units of length, mass, temperature, area, volume and speed. Supports metric and imperial systems with instant conversion.
Temperature Converter
Convert temperatures between Celsius, Fahrenheit, Kelvin and Rankine in real time. Simple, fast and processed directly in your browser.
HTML to JSX
Convert HTML to React JSX automatically. Transforms class→className, for→htmlFor, converts attributes to camelCase and closes void tags.
Image Format Converter
Convert images between PNG, JPEG and WebP formats directly in your browser. No server upload — complete privacy.
NATO Phonetic Alphabet
Convert words to the NATO phonetic alphabet (Alpha, Bravo, Charlie...) used by the military, pilots and radio operators. Useful to spell names or codes over the phone clearly. Everything in your browser.
JSON to TypeScript
Convert a JSON to TypeScript interfaces with automatically inferred types. Detects strings, numbers, booleans, arrays, nested objects and union types. Everything in your browser.
Punycode Encoder/Decoder
Convert IDN domains (with accents or non-ASCII characters) to Punycode (xn--...) and back. Useful for registering international domains and validating emails. Everything in your browser.
JSON to Go Struct
Convert a JSON to a Go struct with `json:` tags and inferred types. Detects strings, ints, floats, bools, slices and nested structs. Everything in your browser.
Coordinates Converter
Convert geographic coordinates between decimal degrees (DD) and degrees-minutes-seconds (DMS). Handles formats like -23.55 ↔ 23°33'00"S. Everything in your browser.
IPv4 Format Converter
Convert IPv4 addresses between formats: dotted decimal (192.168.1.1), integer (3232235777), hexadecimal (0xC0A80101) and binary. Everything in your browser.
JSON to TOML
Convert JSON to TOML, the readable config format used by Cargo (Rust), pyproject.toml, Hugo, etc. Supports strings, numbers, booleans, arrays and nested tables. Everything in your browser.
TOML to JSON
Convert TOML to JSON. Supports strings, integers, floats, booleans, dates, arrays and nested tables. Useful to inspect configs or pipe them into scripts. Everything in your browser.
CSV to JSON
Convert CSV to JSON. The first row becomes object keys, the rest become array items. Supports separators , ; and \t. Auto-detects numbers and booleans. Everything in your browser.
CSV to Markdown Table
Convert CSV to a Markdown table ready for READMEs, docs and Wikis. Auto-detects separator (comma, semicolon or tab) and supports per-column alignment. Everything in your browser.
JSON to PHP Array
Convert JSON to a PHP array in "short" (`[]`) or "long" (`array()`) syntax. Useful to generate config and seed files in Laravel/Symfony projects. Everything in your browser.
JSON to Java Class
Convert JSON to a Java POJO class with getters/setters and inferred types. Supports nested classes and arrays as List. Everything in your browser.
JSON to C# Class
Convert JSON to a C# class with auto-implemented properties. Detects primitive types, lists, arrays and nested objects. Useful for .NET/Unity. Everything in your browser.
Ordinal Number Converter
Convert cardinal numbers to ordinals — in Portuguese ("1º", "primeiro") and English ("1st", "first"). Everything in your browser.
Emoji Shortcode Converter
Convert between shortcodes (`:smile:`, `:heart:`, `:rocket:`) and Unicode emojis (😄 ❤️ 🚀). Both directions, covering the most-used Slack, Discord and GitHub shortcodes. Everything in your browser.
Feet/Inches ⇄ Meters
Convert between feet/inches (5'10") and meters (1.78 m). Supports combined input and configurable rounding. Everything in your browser.
cURL to fetch()
Paste a cURL command and generate the JavaScript fetch() equivalent. Supports -X, -H, -d, --data-raw, querystring and cookies. Everything in your browser.
JSON ⇄ Query String Converter
Convert a flat JSON object to a query string (?a=1&b=2) and vice versa. Supports a[]=1&a[]=2 array style. Everything in your browser.
JSON to Python (dataclass)
Convert JSON to a Python dataclass with type hints. Supports List, Optional and nested classes. Everything in your browser.
BTC ↔ Satoshis Converter
Convert values between Bitcoin (BTC) and satoshis (sats), the smallest unit of BTC. Essential for investors and for understanding crypto payments and fees.
JSX to HTML Converter
Converts JSX (React) syntax to plain HTML by mapping className to class and camelCase attributes to kebab-case.
HTML to Pug Converter
Convert HTML into the indentation-based Pug (formerly Jade) syntax, with no closing tags. Paste your HTML and get the Pug version — great for Node.js and Express.
HTML to HAML Converter
Convert HTML into the indented HAML syntax, with no closing tags and shorthand class and id syntax. Paste your HTML and get HAML — great for Ruby on Rails views.
SCSS to CSS Converter
Strips simple SCSS features (variable declarations and // comments) producing an approximate CSS for inspection.
CSS to SCSS Converter
Adapts CSS to SCSS preserving rules and turning CSS custom properties into SCSS variables when detected.
SASS to CSS Converter
Explains the differences between indented SASS (.sass) syntax and CSS with side-by-side examples.
CSS to SASS Converter
Convert plain CSS to the indented SASS syntax, without braces or semicolons. Paste your CSS and copy the SASS to modernize your project styling.