Smart Case Converter
Convert text case only within quoted strings — quote-aware, 100% local
Quote filter:
How to use Smart Case Converter
Paste text containing quoted strings, choose which quote types to target, select a case format, and click Convert. Only the text inside quotes is transformed while the rest remains unchanged.
Use cases
Ideal for converting variable names inside strings, transforming log messages, or batch-renaming identifiers within code templates — all processed locally in your browser.