How to use
- Paste or type your text in the box.
- Check the result. Every change is highlighted, so you can see exactly what will be different.
- Press Copy Result, or Open in Editor to keep working with more tools, undo and saved drafts.
Example
Contact: Sales@Example.COM
contact: sales@example.com
What it's for
- Normalizing a list of email addresses or usernames before importing it
- Preparing keywords for a spreadsheet where case would create duplicates
Questions
Does it work with letters like É or Ü?
Yes. It uses your browser's language rules, so accented and non-Latin letters are converted correctly.
Can I lowercase only part of my text?
Yes. Open the editor, select the part you want, and apply lowercase. Everything outside the selection stays the same.
Related tools
- Sentence caseCapitalize the first word of each sentence. Keeps acronyms like SEO and names like iPhone.
- UPPERCASEMake every letter uppercase.
- Title CaseHeadline style: small words like "and", "of" and "the" stay lowercase.
- Capitalize Each WordCapitalize the first letter of every word.
- aLtErNaTe cAsEAlternate lowercase and uppercase letters.
- iNVERT cASESwap uppercase and lowercase letters.
- camelCaseJoin words on each line as camelCase.
- snake_caseJoin words on each line with underscores.
- kebab-caseJoin words on each line with hyphens.
- URL SlugTurn each line into a clean URL slug.
- Word CounterCount words and characters, and check length limits.