Text & developer tools
Fast
Essential
Fast
Case Converter
Transform text between camelCase, PascalCase, snake_case, kebab-case, CONSTANT_CASE, Title Case, and sentence case.
100% In-Browser • Private & Free
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Word & Character Counter
Real-time statistics for words, characters, spaces, sentences, paragraphs, reading time, and estimated speaking duration.
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Remove Duplicate Lines
Deduplicate text lists with optional case sensitivity, whitespace trimming, empty line removal, and alphabetical sorting.
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Text Diff Checker
Compare two blocks of code or text side-by-side with line-by-line syntax highlighting of additions, deletions, and modifications.
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JSON Formatter & Validator
Format, minify, and validate JSON payloads with syntax highlighting, error line indicators, and collapsible tree viewer.
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