Translation Apps for China Travel: What Works There

I sell a translation earbud kit and a browser speech app, and I cannot honestly tell you either one is reliable on a mainland network. I have not tested from inside China, so this post does not claim it. What follows is the connectivity picture as the travel sites that cover this report it, where they disagree, and what to do about the disagreement.

Which translation apps work on mainland China networks?

Three groups, based on what the guides I read this week say and on Google's own documentation.

Built in China. Baidu Translate is the app most guides name first for people who have no eSIM or roaming. It is a domestic service, so it does not depend on reaching anything outside the country. Youdao Translate is another domestic option, with offline support. WeChat translates chat messages with a long press, and translates some mini programs. Doubao, a ByteDance assistant, is described as offering interpretation and camera translation, though one guide warns it may be hard to install from a foreign app store before you arrive.

Western apps that guides say still work. Microsoft Translator is the one Western app that several independent guides describe as working in China without a VPN, with an offline mode if you download the Chinese pack first. Apple's Translate app on iPhone is mentioned as working offline.

Western apps that need a workaround. Google Translate's mainland service was shut down in October 2022, according to the guides I read, and its online features are blocked by what is commonly called the Great Firewall. DeepL and ChatGPT are listed by one guide as needing a VPN. The Chinese pack you download in advance still works offline for typed text and camera translation.

One caution. The guides disagree. One list says Google Translate "no longer requires a VPN" in China. Two others say it does, or that it needs roaming or an eSIM. I do not know which is right on the day you land, because it depends on your carrier and on rules that change, and I have not verified it from the ground. The matrix below goes with the majority account and marks the uncertain cells "depends". Treat that word as an instruction to test before you rely on it.

Why does your SIM choice change the answer?

Because the route your data takes decides which services can be reached.

With a home SIM on international roaming, or a travel eSIM sold as roaming, your traffic typically exits through a network outside the mainland. That is why guides say Google services can work with roaming or an eSIM. With a local Chinese SIM, or with hotel and cafe Wi-Fi, your traffic goes through the domestic network and the blocks apply. That is the reason the same guide that says Google Translate works on an eSIM also says it does not on a local SIM or hotel Wi-Fi without a VPN.

This is the point most checklists skip. They say "Google Translate works in China" or "Google Translate is blocked in China" as if one sentence covered every traveller. It does not. Two people on the same train can get opposite results because one bought a local SIM at the airport and the other kept their home plan.

Here is the matrix. Every cell comes from the guides I fetched while writing this, and I name them below it. "Works" means a guide states it works on that connection. "Restricted" means a guide says it is blocked there. "Depends" means the guides disagree or do not say.

App	Home SIM roaming	Travel eSIM	Hotel Wi-Fi	Local SIM	Offline after pre-download
Baidu Translate	Works	Works	Works	Works	Yes, text packs
Microsoft Translator	Works	Works	Works	Works	Partly, Chinese pack
WeChat translation	Works	Works	Works	Works	Text only, partial
Google Translate	Works	Works	Restricted	Restricted	Yes, text and camera
DeepL / ChatGPT	Depends	Depends	Restricted	Restricted	No
Our browser app (AI Translation Live)	Not tested	Not tested	Not tested	Not tested	No

The sources: Baba Goes China for the Google Translate and Baidu connection split, MyChinaGuide for what breaks without a VPN, and Trip.com's China translation app guide for the domestic apps and VPN requirements. Hotel Wi-Fi is marked on the same logic as a local SIM, because it is a domestic connection, not because a source tested each hotel. Apps and carriers change, so re-check before you travel.

The last row is the honest one. AI Translation Live is a browser app that sends your speech to a translation service. I have not run it from a mainland connection, so every cell says "Not tested". If its speech service sits outside China, which I would assume until shown otherwise, it may behave like Google's online features: fine on roaming or an eSIM, uncertain on a local SIM or hotel Wi-Fi. That is an inference, not a measurement. Do not buy anything from me on the strength of it.

What do Chinese local apps do better?

Three things.

They are reachable. That is most of it. The best translation model in the world is useless if the request never arrives. Baidu and Youdao run on the domestic network and do not care which SIM you bought.

They live inside the apps you will actually use. WeChat translates a chat message with a long press and translates a mini program when you open the three-dot menu. For a visitor, that matters more than a translation app on its own, because ordering at a restaurant, buying a ticket or booking through a mini program is where the language wall is highest. One guide suggests installing Alipay alongside WeChat for the same reason, since it translates its own mini programs.

They handle written Chinese in context. Camera translation of a menu or a product label is a core feature in these apps. Google's camera overlay also works offline once the pack is downloaded, but one guide notes it struggles with stylised fonts, and stylised fonts are common on shop signs.

What Western apps do better is simpler. Their interface is in English, and some travellers find the output more natural for conversation. If you have an eSIM, the guides' advice is to use Google Translate as the main app and keep a local one as backup. Without one, reverse the order.

How do you handle spoken conversation with drivers and vendors?

Conversation is where connectivity matters most, and where the guides give the least solid answers.

Typed text and camera translation survive offline. Live two-way speech mostly does not. One guide says Google Translate's conversation mode is among the features that break without a VPN, and that offline voice is unreliable. Another says Baidu Translate has a two-way voice conversation mode that works with drivers and shop staff, and that Microsoft Translator's split-screen conversation mode works face to face and offline. Treat the offline claim as something to test, not something to trust.

A few habits make any of these work better, whichever app you pick:

• Speak in short, complete sentences. "Where is the nearest subway station?" translates better than a long story.
• Show, do not only tell. For a taxi or a rideshare, put the destination on screen in Chinese characters. The driver reads faster than any app can speak.
• Save the important things as screenshots. Your hotel address, a reservation, an allergy note. They cost nothing and need no signal.
• Have a fallback for the person. If you have a shop owner, a guide or a host you will talk to for several minutes, a spoken app on a phone held between you is slow. This is the narrow case where an earbud setup can help, since neither of you is passing a phone. For quick transactions it is not worth it. I made the same argument about Japan: most of the language problem is reading, not listening.

Translation earbuds follow the same connectivity rule as any app, because the earbuds themselves do not translate anything. The phone or the cloud does. If the app behind them cannot reach its service, the earbuds go quiet. I explain that mechanism in how translation earbuds actually work, and the general version of the network question in do translation earbuds need Wi-Fi. For a trip that continues on to the region around China, translation earbuds for Thailand and Southeast Asia covers a place where none of these restrictions apply.

What about Mandarin, Cantonese and regional dialects?

Be careful here, because "Chinese" is not one thing.

Mainland signs and most spoken service interactions are in Mandarin, written in Simplified characters. Hong Kong and Macau lean toward Cantonese and Traditional characters. Microsoft's own language support documentation lists Chinese Simplified, Chinese Traditional and Cantonese (Traditional) as separate entries for text translation, which tells you the apps treat them as different targets and you may have to pick one.

For spoken dialects, the sources I read do not agree. One guide says Microsoft Translator supports more than twenty Chinese dialects for voice. Another does not mention dialects at all. I could not verify the first claim from a primary source, so I will not repeat the number as fact. If you are going somewhere Cantonese is the main spoken language, or a rural area where people speak a regional variety, test your chosen app with a real sentence before you rely on it, and expect pointing, screenshots and written characters to carry more weight.

On our side, our app lists Chinese as an option, but I am not going to describe how it handles Cantonese or regional speech because I have not tested it. Check any app, including ours, on the specific variety you will meet.

What should you set up before you fly?

Do these at home, on home Wi-Fi, because several steps cannot be done after you arrive.

1. Decide how you will get online. Roaming, a travel eSIM or a local SIM. This is the choice that decides your app stack. Write it down.
2. Download the Chinese pack in every app you plan to use. One guide notes the pack cannot be downloaded inside China and that the Play Store is blocked there. The Google Translate help page explains how to save languages to a device so you can translate without a connection.
3. Install a local app before you leave. Baidu Translate, WeChat and Alipay at minimum. Doubao may not be available from foreign stores once you are there, so install it first if you want it.
4. Test everything in airplane mode. Turn off data, open each app and translate a sentence and a photo. If it fails at home, it will fail in a subway.
5. Test your connection path. If you are using roaming or an eSIM, open every app you depend on after the plane lands, before you leave the airport, while you can still change plans.
6. Screenshot the essentials. Hotel address in Chinese characters, booking confirmations, medical notes.
7. Keep a second app. Never depend on one translator, because any single one can fail on a given network.

The same offline logic applies anywhere you lose signal. I wrote about what you give up in offline translation: what you lose, and it applies on a Beijing subway as much as anywhere.

Where does our own app fit?

Honestly, it fits one narrow use. AI Translation Live is a browser speech app that works as a spoken, two-way tool. Chinese is one of the languages in its picker. I cannot tell you it works from a mainland connection, and the matrix says so.

What I can offer is a way to find out for free. The demo on our home page runs in your browser. Open it on the connection you plan to use, whether that is your home SIM on roaming, your eSIM, or a hotel network, pick Chinese, say a sentence out loud and listen to what comes back. If it connects and responds, you know something real about that connection. If it does not, you have learned that cheaply, and it tells you something about whether other foreign web services will reach you too. Do that before you fly, and then again when you land. If it only works at home, you know to lean on the domestic apps.

If your plan is roaming or an eSIM and you want a spoken tool that keeps both hands free, that is where our software might be useful. If your plan is a local SIM, buy nothing from me until you have tested it there, and use the apps in the top half of the matrix.

FAQ

Does Google Translate work in China?

Partly, and it depends on your connection. Google shut down its mainland translation service in October 2022, per the guides I read, and its online features are blocked on a normal mainland connection. On roaming or a travel eSIM, guides say it works. With a local SIM or hotel Wi-Fi, they say you need a VPN. A Chinese language pack downloaded before you travel still gives you offline typed and camera translation. At least one guide disagrees on the VPN point, so test it on your own connection.

Which translation app do locals use in China?

Locals use the domestic apps. Baidu Translate and Youdao Translate are the translation apps the guides name, and WeChat is the app that does the most day to day, with built-in message translation and mini programs. I am an outsider reporting what others have written, so for a first-hand picture ask someone who lives there.

Do translation earbuds work in China?

They work if the app behind them can reach its translation service. The earbuds are a microphone and a speaker, and the translation happens in an app or the cloud, so they follow the same network rules as the app. With a domestic app they should work on a local connection. With an app that depends on blocked services, they will not, unless you have roaming, an eSIM or a VPN. I have not tested our own kit from China, so I cannot confirm it.

Do I need an eSIM for translation apps in China?

Not for every app. Baidu Translate, Microsoft Translator and WeChat are described as working on a normal mainland connection. You need an eSIM or roaming mainly if you want to use Google services or other blocked Western apps online without a VPN. If you rely on those, an eSIM is the simplest route. If you do not, a local SIM plus the domestic apps works, and pre-downloaded offline packs cover the gaps either way.