Pinyin Tone Tool

Enter pinyin followed by numbers 1-4 represent the
Chinese tones.  For neutral tone words, either type 5 or no number at all.  Use the letter “v” for the “ü” character.  Press convert to add the tones.

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Suggestions? Comment here.

If you use this pinyin converter much, you might want to try my Firefox Plugin that will let you add tone marks to pinyin in any text-field on any page!