Case Converter
Convert text between uppercase, lowercase, title case, sentence case, inverse case, and more.
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About this tool
About Case Converter
Case Converter is a free browser utility for changing text capitalization. Paste text, choose a case mode, and copy the result. It is useful for headlines, drafts, data cleanup, captions, and everyday writing.
How to use Case Converter
1
Enter text
Type or paste the content to transform.
2
Choose a mode
Select uppercase, lowercase, title, sentence, inverse, or another option.
3
Review result
Check names, abbreviations, and intentional capitalization.
4
Copy converted text
Copy the finished text into your document or form.
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Key features
Multiple Modes
Switch text between common capitalization styles.
Fix All-Caps Text
Make accidentally capitalized text readable without retyping.
Headline Preparation
Prepare headings with title-case formatting.
Instant Conversion
See the converted result quickly.
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Who Uses Our Case Converter?
Format headings, captions, lists, and everyday text consistently
Headlines
Apply consistent capitalization to headings and titles.
ExampleConvert a draft headline to title case.
Document cleanup
Fix text pasted in the wrong capitalization style.
ExampleConvert an all-caps paragraph to sentence case.
Data preparation
Standardize text values before using a list or dataset.
ExampleNormalize a list of names.
Captions
Prepare short content with a consistent visual style.
ExampleConvert a caption to sentence case.
Email formatting
Make subject lines and short messages easier to scan.
ExampleConvert a subject line to a consistent case.
List standardization
Prepare labels and entries with a predictable capitalization style.
ExampleStandardize names in a contact list.
Pro Tips for Cleaner Text Capitalization
Choose the right case and review names, acronyms, and punctuation
Choose the purpose
Use title case for headings and sentence case for prose.
Check proper names
Review brands, acronyms, and technical terms.
Review punctuation
Confirm sentence boundaries were interpreted correctly.
Keep the original
Save intentional capitalization before replacing text.
Review exceptions
Restore special capitalization for names, codes, and abbreviations.
