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Pinyin to Tone Marks Converter

Type numbered pinyin, get tone marks. ni3 hao3 → nǐ hǎo. Free, instant, no signup.

How to use

1. Type syllables with tone numbers 1–4: ma1 ma2 ma3 ma4 → mā má mǎ mà.
2. Neutral tone is 5, 0, or no number: ma5 → ma.
3. Type v or u: for ü: lv4 → lǜ, nv3 → nǚ.
4. Spaces optional: ni3hao3 works too. Punctuation is kept.
5. Reverse it: paste tone marks (nǐ hǎo), switch to Marks → numbers, get ni3 hao3.

Tone placement rules

Marks follow standard pinyin: a first (hao3 → hǎo), then o, then e; iu marks the u (liu2 → liú), ui marks the i (hui1 → huī).

FAQ

How do I convert numbered pinyin to tone marks?

Type it above — conversion is live as you type.

How do I type ü?

Use v or u:.

Can I convert tone marks back to numbers?

Yes — paste marked pinyin, switch to Marks → numbers.

Does this handle Cantonese Jyutping numbers?

No — Jyutping tones 1–6 are a different system. Use the Cantonese dictionary search, which accepts toneless Jyutping.

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