Text Cleaner
Convert case, strip extra spaces, remove duplicate lines, and sort text — all in one place.
Frequently Asked Questions
The converter supports 11 case styles: UPPERCASE, lowercase, Title Case, Sentence case, camelCase, PascalCase, snake_case, kebab-case, CONSTANT_CASE, aLtErNaTe, and iNVERSE cASE.
It processes your text in real time as you type. You can trim per-line leading/trailing spaces, collapse multiple consecutive spaces into one, remove blank lines, strip tab characters, or join everything into a single line — each option can be combined freely.
Any line that appears more than once. The tool keeps the first occurrence and removes all later copies. With "Trim whitespace" on, leading/trailing spaces are ignored when comparing. With "Case sensitive" off, "Apple" and "apple" are treated as the same.
No. All processing runs entirely in your browser using JavaScript. Your text never leaves your device.