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Count words, characters, sentences, and paragraphs in your text, with an instant reading-time estimate.

Convert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, and kebab-case.

Write and preview Markdown with live formatting and export support.

Beautify, validate, and minify JSON right in your browser — nothing is uploaded.

Encode text to Base64 or decode Base64 back to plain text, instantly and offline.

Validate JSON syntax and structure with instant error reporting.

Encode and decode URLs for safe links and query strings.

Decode JSON Web Tokens to inspect their payload and header.

Create hashes for text using popular algorithms like MD5 and SHA-256.

Convert between Unix timestamps and readable date/time values.

Test regular expressions against sample text with instant results.

Transform CSV data into JSON for APIs, apps, and data workflows.

Encode text into HTML entities to keep markup safe and intact.

Generate strong passwords with length and complexity controls.

Reduce image file size while preserving quality for web use.

Resize images to specific dimensions for social, web, and design.

Convert between HEX, RGB, HSL, and other color formats.

Generate cryptographically-random version 4 UUIDs, one or many at a time.

Create QR codes for URLs, text, or other data right in your browser.

Generate placeholder text for layouts, mockups, and design.