More free tools
you might find useful

Instantly calculate the square footage of any room, floor, wall, or space. Perfect for home renovation, flooring, painting, and building projects.

Calculate percentages instantly — find what percent one number is of another, calculate percentage increase or decrease, and more.

Calculate your exact age in years, months, and days from your date of birth. Also find the difference between any two dates.

Decode any Base64-encoded string back to plain text instantly. Supports standard Base64, URL-safe Base64, and file decoding — all in your browser.

Encode any text, file, or data into Base64 format. Used by developers for encoding data in APIs, emails, HTML, and configuration files.

Encode special characters in URLs to make them safe for web use, or decode URL-encoded strings back to readable text. Essential for web developers.

Format, validate, minify, and convert JSON in your browser. Pretty-print messy JSON, spot syntax errors with line numbers, and switch between JSON, YAML, CSV, and XML.

Generate MD5, SHA-1, SHA-256, SHA-512 and other cryptographic hashes from any text or file. Useful for integrity checks, password hashing demos, and developer testing.

Generate UUID v1, v4, and v7 identifiers in bulk for use in databases, APIs, distributed systems, and testing. Copy single UUIDs or batches with one click.

Count words, characters, sentences, paragraphs, and reading time as you type. Useful for essays, blog posts, social media captions, and SEO content.