All Tools

Format and validate JSON instantly.

Test regular expressions with live match highlighting.

Decode and inspect JSON Web Tokens instantly.

Encode or decode Base64 strings instantly.

Encode or decode URL components quickly.

Convert between HEX, RGB, HSL and more.

Count words, characters, sentences, and paragraphs.

Generate lorem ipsum placeholder text in seconds.

Convert text to UPPER, lower, Title, camelCase, snake_case.

Compare two texts and highlight what changed.

Write Markdown and see a live rendered preview.

Calculate percentages, increases and differences.

Find the exact number of days, weeks or months between two dates.

Calculate exact age from a birthdate.

Calculate return on investment.

Calculate the growth or decline rate between two values.

Generate strong cryptographically random passwords.

Check how strong a password is — entropy and crack time.

Generate MD5, SHA-1, SHA-256 and SHA-512 hashes.

Live character counter for Twitter/X, LinkedIn, Instagram, Facebook and YouTube.

Optimal image dimensions for every placement on every major platform.

Generate a mix of broad and niche hashtags for any keyword or topic.

Generate complete HTML meta tags: title, description, OG and Twitter Card.

Analyse keyword frequency and density in your content.

Convert any text into a clean, SEO-friendly URL slug.

Build a valid robots.txt file visually with common presets.

Resize images to exact pixel dimensions with aspect-ratio lock.

Compress PNG, JPG, and WebP images in bulk with before/after size comparison.

Convert images between PNG, JPG, and WebP — batch convert up to 20 files.

Click any pixel in an image to get its HEX, RGB, and HSL color values.

Find your Western zodiac sign from your birth date.

Calculate your lunar sign using the moon's position at birth.

Find your ascendant with birth date, time and location.

Check how two zodiac signs match across key dimensions.

Discover your Chinese zodiac animal from your birth year.

Reduce your name or birth date to its core numerological number.

Plot your physical, emotional and intellectual cycles over time.