Case Converter

Convert text between 8 case formats instantly. No sign-up, no data sent anywhere.

Format Example Use case
UPPERCASEHELLO WORLDHeaders, constants
lowercasehello worldGeneral text
Title CaseHello WorldTitles, headings
Sentence caseHello worldSentences, descriptions
camelCasehelloWorldJS variables, functions
PascalCaseHelloWorldClass names, components
snake_casehello_worldPython, SQL, constants
kebab-casehello-worldURLs, CSS class names

privacy

Everything runs in your browser.

Format JSON, decode JWT, count words, generate hashes, and convert text without uploading your input.

workflow

Bookmark once, reuse daily.

A compact toolbox for recurring developer, writing, SEO, and AI-content checks.

rootnest

Part of the RootNest product stack.

Use it with OnePost, 周报侠, 内容搭子Pro, and other small focused tools.