Case Converter
Convert your text to uppercase, lowercase, title case and other formats instantly.
Enter Your Text
Characters: 0
Characters (no spaces): 0
Words: 0
Lines: 0
Sentences: 0
Paragraphs: 0
Case Options
UPPERCASE
hello → HELLO
lowercase
HELLO → hello
Title Case
hello world → Hello World
Sentence case
HELLO WORLD. → Hello world.
Capitalized Case
hello world → Hello World
aLtErNaTiNg
hello → HeLlO
InVeRsE
Hello → hELLO
PascalCase
hello world → HelloWorld
camelCase
hello world → helloWorld
snake_case
hello world → hello_world
kebab-case
hello world → hello-world
CONSTANT_CASE
hello world → HELLO_WORLD
dot.case
hello world → hello.world
Text Cleanup Tools
Sort & Arrange
Converted Text
Characters: 0
Words: 0
Lines: 0
Recent Conversions
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Privacy: Your text is processed locally in your browser. We do not upload your text to our server. Recent conversions are stored only in your browser's local storage.
Features
- 13+ case conversion options (UPPERCASE, lowercase, Title Case, Sentence case, camelCase, PascalCase, snake_case, kebab-case, CONSTANT_CASE, dot.case, Alternating, Inverse, Capitalized)
- Live conversion with toggle ON/OFF
- Text cleanup tools (trim, remove extra spaces, remove empty lines, remove duplicates)
- Sort lines A→Z, Z→A, by length, reverse, remove duplicates
- Real-time character, word, line, sentence, paragraph count
- Copy, paste, clear, swap input/output
- Undo/Redo support
- Download as TXT file
- Recent conversions history with local storage
- 100% local, no data upload