Creative & Digital · How to use
Letter Case
Follow the steps to enter your numbers and check the limits.
Get started in three steps
- 1
Step 1
Prepare your amounts, terms and applicable rates or prices.
- 2
Step 2
Open the tool, check the units and compare scenarios.
- 3
Step 3
Read the results and notes. Check official documents and sources before deciding.
Method and common questions
Scope and method
Case conversion uses the selected page locale. Title and sentence modes use letter boundaries; review names, acronyms and language-specific capitalization.
Limits and privacy
Up to 20,000 UTF-16 code units; vertical grids up to 1,000 graphemes. Audio up to 120 seconds; JSON nesting up to 100.
Input and output stay in page memory. Reload clears them; sharing contains neither.
FAQ
- What stays unchanged?
- The original input stays available. Review the result before using it; some modes intentionally alter spacing, case or appearance.
- Is text sent or saved?
- Input and output stay in page memory. Reload clears them; sharing contains neither.
Method
Case conversion uses the selected page locale. Title and sentence modes use letter boundaries; review names, acronyms and language-specific capitalization.
ECMAScript locale caseLast checked: 2026-10-26