How to Convert Full-Width to Half-Width (Free, Phone OK)

Published: Oct 19, 2026 | Updated: Oct 19, 2026 | About (Japanese)

Convert Full-Width, Half-Width, Hiragana and Katakana turns full-width letters and digits into half-width.

Steps

1. Type or paste text into "Before".
2. Under "Conversion" choose "Full-width → half-width".
3. Copy "After" with "Copy result".

Use "Convert Full-Width, Half-Width, Hiragana and Katakana" (free)

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• How to Convert Half-Width to Full-Width
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• How to Turn Half-Width Katakana into Full-Width
• Tips for Matching Width When Filling Forms
• How to Make Email Addresses and Phone Numbers Half-Width
• What to Do If Nothing Is Converted

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