Text Tools

Tools for working with plain text: count it, measure it, and understand its shape. Everything runs inside your browser tab — your text never leaves your device.

Files never leave your device

Live word, character and sentence counts with readability, keyword density and platform limits.

Fourteen cases at once — UPPERCASE, Title Case, camelCase, snake_case, URL slug and more, with correct Vietnamese folding.

Sort, dedupe, number and join a list in one pass — with Vietnamese alphabetical order and your line endings preserved.