Text Tools

Full-width / Half-width Converter

Convert between full-width and half-width characters including letters, numbers, and punctuation marks.

fullwidthhalfwidth全角半角convert转换

Full / Half Width Converter

What is Full-width / Half-width Converter?

Full-width and half-width converter transforms full-width characters (occupying two byte widths) to half-width characters (occupying one byte width) in text, or vice versa. Supports conversion of letters, numbers, punctuation marks, spaces, and other characters.

When to Use Full-width / Half-width Converter

Use for normalizing text input, handling character width issues in CJK typography, converting full-width numbers/letters stored in databases, or unifying character formats in code.

How to Use Full-width / Half-width Converter

Enter text containing full-width or half-width characters, select the conversion direction (full-width to half-width / half-width to full-width), then click convert.