Analyze and count characters, words, lines and bytes in any text. Useful for writers, editors and developers.

Pick colors by adjusting red, green, and blue sliders. Copy HEX or RGB in one click and explore random colors for quick inspiration.

Generate custom solid color images in any size and format. Perfect for designers and developers needing placeholder images.

Generate secure random tokens for authentication, API keys, passwords and more. Customize character sets and length.

Generate custom number sequences: set ranges (supports negatives), choose delimiters (preset or custom), add batch ranges, toggle random order. Copy/download results for projects—up to 500k numbers.

Convert between numeric RMB amounts and their formal Chinese written equivalents. Essential for financial documents, invoices and checks.

A comprehensive list of currencies used across countries and regions worldwide, including symbols, units, and exchange rates.

Protect sensitive information by masking with asterisks. Works with phone numbers, IDs, emails and more.