Data & Text Tools
Online Case Converter
Transform text case in a single click: UPPERCASE, lowercase, Title Case, Sentence case, camelCase, snake_case, and kebab-case. Fast, accurate, and completely private.
Enter or paste text below, then click any conversion button above:
Runs entirely in your browser — nothing is uploaded
Developer-Friendly Naming
Quickly convert variable names between JavaScript camelCase, Python snake_case, and CSS/URL kebab-case without tedious manual re-typing.
Publishing & Headline Polish
Ensure articles and headings adhere to proper editorial standards with instant Title Case and Sentence case conversions.
Fix Accidental Caps Lock
Accidentally type a full paragraph with the Caps Lock key engaged? Paste it in and convert it back to clean, readable sentence case in seconds.