Text Diff Checker
Text Local only
Text Toolbox
Local onlyEdit, analyze, and transform plain text in a focused browser workspace.
Whole document
Ready
Alt+N new · Alt+←/→ switch Tabs stay in page memory only
Type or paste text here…
How to use it
- 01
Add your text
Counts update immediately as you type or paste.
- 02
Choose a transformation
Use grouped menus for letter case, whitespace cleanup, and line operations.
- 03
Export the result
Continue editing, copy the document, or download it as a local text file.
Frequently asked questions
How are UTF-8 bytes counted?
The browser's TextEncoder measures the actual bytes used by UTF-8 encoding.
How are words counted?
Nobuf uses Unicode-aware segmentation when the browser supports it, with a whitespace-based fallback.
Related tools
Keep working with other private browser utilities.