Fast, free, no-nonsense online tools.

21 free tools that run entirely in your browser — nothing is uploaded, nothing is stored. No sign-up, no clutter, no waiting.

Popular tools

Word Counter New Count words, characters, sentences and reading time as you type. Case Converter New Convert text to UPPERCASE, lowercase, Title Case or Sentence case. Password Generator New Create strong, random passwords with the length and characters you choose. Unix Timestamp Converter New Convert Unix timestamps (epoch) to human dates and back. Hex to RGB Converter New Convert colours between HEX and RGB in both directions. JWT Decoder New Decode a JSON Web Token to read its header and payload — privately. JSON Formatter New Format, beautify and validate JSON with clear error messages. Base64 Encode New Encode text or data to Base64 instantly, right in your browser.

Text Tools

Word Counter New Count words, characters, sentences and reading time as you type. Character Counter New Count characters instantly — perfect for tweets, bios and meta tags. Case Converter New Convert text to UPPERCASE, lowercase, Title Case or Sentence case. Remove Line Breaks New Strip line breaks and turn wrapped text into a single clean block. Remove Duplicate Lines New Delete repeated lines from a list while keeping the original order. Sort Text Lines New Sort any list of lines alphabetically, A–Z or Z–A. Reverse Text New Flip your text backwards, character by character. URL Slug Generator New Turn any title into a clean, SEO-friendly URL slug.

Converters

Number Base Converter New Convert numbers between binary, octal, decimal and hexadecimal. Unix Timestamp Converter New Convert Unix timestamps (epoch) to human dates and back. Hex to RGB Converter New Convert colours between HEX and RGB in both directions.

Generators

Password Generator New Create strong, random passwords with the length and characters you choose. UUID Generator New Generate a random RFC-4122 version 4 UUID with one click. Lorem Ipsum Generator New Generate placeholder paragraphs for mockups and designs. Random Number Generator New Pick random numbers in any range — great for draws and sampling.

Formatters & Code

JWT Decoder New Decode a JSON Web Token to read its header and payload — privately. JSON Formatter New Format, beautify and validate JSON with clear error messages.

Encoders

Base64 Encode New Encode text or data to Base64 instantly, right in your browser. Base64 Decode New Decode Base64 back into readable text instantly. URL Encoder New Percent-encode text so it is safe to use in a URL or query string. URL Decoder New Decode percent-encoded URLs back into readable text.