CodeKitHubWhat Is This Tool?
Simplified and Traditional Chinese aren't just "more or fewer strokes." Traditional Chinese itself splits into regional standards — Taiwan and Hong Kong use different characters and different everyday vocabulary for the same concept. A converter that only swaps characters one-for-one misses these word-level differences, producing text a Taiwanese or Hong Kong reader immediately recognizes as machine-converted.
This tool uses the open-source OpenCC engine — the same conversion technology used by large Chinese-language sites like Wikipedia — with selectable regional standards, doing real linguistic conversion rather than pure character mapping.
Why Use It?
- Taiwan, Hong Kong, and generic Traditional standards — not a vague "convert to Traditional."
- Uses a mature open-source engine that handles word-level regional differences, not just character substitution.
- Bidirectional: Simplified → Traditional and Traditional → Simplified.
- Free, no character limit, no upload — conversion runs locally in your browser.
- Handles full passages in one pass — no need to convert sentence by sentence.
How to Use
- Paste Chinese text into the input box.
- Pick the target Traditional standard (Taiwan/Hong Kong/generic) — also used as the source standard when converting to Simplified.
- Click "Simplified → Traditional" or "Traditional → Simplified".
- Click Copy to use the result.
Example
Input
这台电脑的软件需要更新Output
Taiwan standard: 這台電腦的軟體需要更新Note "软件" is correctly converted to the Taiwan-standard "軟體", not a literal character-for-character "軟件".
Same meaning, different everyday words
This is the core reason character-mapping-only converters fail: the three regions don't just write the same word with different character shapes, they frequently use genuinely different words for the same everyday concept — the kind of difference no simple substitution table can catch.
| Concept | Mainland (Simplified) | Taiwan | Hong Kong |
|---|---|---|---|
| Software | 软件 | 軟體 | 軟件 |
| Taxi | 出租车 | 計程車 | 的士 |
| Internet | 网络 | 網路 | 網絡 |
| Video | 视频 | 影片 | 影片/視頻 |
| Print (verb) | 打印 | 列印 | 打印 |
Common use cases
- Localizing app or website copy for Taiwan or Hong Kong markets, where using mainland vocabulary in Traditional characters reads as obviously wrong to local users.
- Preparing subtitles or marketing text that needs to switch between Simplified (mainland audience) and a specific Traditional standard.
- Converting historical or overseas Chinese-language documents (which are often in Traditional) into Simplified for mainland readers.
- Checking whether existing Traditional content already matches a target region's conventions, by converting and comparing.
Why OpenCC handles this better than a lookup table
OpenCC (Open Chinese Convert) works from curated conversion dictionaries built specifically to capture word-level and phrase-level differences, not just character forms — it recognizes that 软件 as a whole word should become 軟體 in Taiwan-standard output, rather than mechanically substituting each character's traditional form (which would incorrectly produce 軟件, a form Hong Kong actually uses but Taiwan doesn't). This word-aware approach is also why the same project is trusted by large reference sites: Chinese Wikipedia uses OpenCC-based conversion to let readers view any article in their preferred regional variant, which requires exactly this kind of accuracy at scale across millions of articles.
The trade-off is that no dictionary-based system, however large, covers every possible term — brand-new slang, highly technical jargon, or names that haven't entered common usage yet may fall back to a more literal character-level conversion. This is uncommon for everyday text but worth a spot-check for specialized or cutting-edge vocabulary.
Frequently Asked Questions
Is Traditional-to-Simplified just the reverse of Simplified-to-Traditional?
Not exactly. Simplified-to-Traditional has to resolve cases where one simplified character maps to multiple traditional characters depending on context (e.g. simplified 发 → 發 or 髮). Traditional-to-Simplified is comparatively more direct. This tool's engine handles the common ambiguous cases, though rare or highly contextual terms are still worth a human check.
What's the difference between Taiwan and Hong Kong standards?
The character sets are largely the same, but everyday vocabulary and some character forms differ (e.g. taxi: 計程車 in Taiwan vs 的士 in Hong Kong). The three selectable standards exist so the output matches how your target readers actually speak.
Why does the output from simple converters sometimes feel off?
It's usually a naive character-mapping implementation that swaps shapes without handling vocabulary differences, producing Traditional text that uses the wrong regional word choices — immediately recognizable to a native reader as a literal machine conversion.
How much text can it handle?
No hard character limit — conversion runs entirely in your browser, so full articles or documents convert in one pass.
Is my text uploaded to a server?
No. Once the conversion engine loads, it runs entirely in your browser — the text content is never transmitted anywhere.