Does LINE Have a Translator? 4 Limits

Yes, LINE has a built-in translation feature. As of early 2026, it only works on Android, not iPhone. You must tap each message one at a time. It translates in one direction only. There is no automatic mode for group chats. If you need to follow an active LINE conversation, the built-in tool will not keep up.

How to use LINE's built-in translate

Here is how to use it, step by step.

Open any chat in the LINE app.
Long-press on the message you want to translate.
Tap "Translate" from the pop-up menu.
Select the target language from the list.
The translation appears directly below the original message.

That is the full process. One message at a time, one tap at a time.

As of early 2026, this option only appears on Android devices. If you are on an iPhone and cannot find the "Translate" button, you are not missing it. It does not exist on iOS. More on that below.

Limitation 1: Android only

As of early 2026, LINE's built-in translator is not available on iPhone or iPad. There is no translate option anywhere in the iOS version of the LINE app. No buried setting, no hidden menu, no workaround. It simply does not exist on Apple devices.

This matters more than it might seem. Among English-speaking expats in Thailand, Japan, and Taiwan, iPhone usage is high. Japan's iOS market share sits above 65%. A large portion of LINE's international user base is on Apple devices. If you are an English speaker living abroad and using LINE to communicate with locals, there is a good chance you are on an iPhone.

LINE has not explained why the feature is missing on iOS. It is not a temporary bug or a rollout delay. The translate option has been Android-only for years, with no public timeline for an iOS version.

For iPhone users, LINE's built-in translator is not an option at all. You will need either a manual copy-paste workflow or a translation tool that works inside LINE on any device.

Limitation 2: manual, one message at a time

Even on Android, LINE's translate requires you to tap each message individually. There is no "translate all" button. There is no automatic mode. Every single message needs its own long-press and tap.

In a quiet, one-on-one conversation, this is manageable. You receive a message, you translate it, you reply.

In an active chat, it falls apart quickly.

Open a chat and find 30 unread messages. To read them, you need to tap the first message, translate, read the result, then move to the second message and repeat. Thirty times.

By the time you have finished translating message number fifteen, ten new messages have arrived. You are always behind. The conversation has moved on without you.

This is the daily reality for expats in condo chats, school parent chats, and work chats across Asia. The messages do not wait.

Limitation 3: one direction only

LINE's translate lets you read incoming messages in your language. That is the full extent of it.

You cannot compose a message in English and have LINE translate it into Thai, Japanese, or Chinese for the other people in the chat. Communication stays one-directional. You can understand what others are saying, but you cannot respond in their language through the same tool.

For a quick check of a single message, one-directional translation is fine. For actual conversation, where both sides need to understand each other, it is not enough. You still need to open a separate translation app, type your reply, and copy the output. Then switch back to LINE and paste it into the chat.

That is two apps, constant context switching, and a conversation that cannot keep pace.

Limitation 4: no group chat mode

This limitation compounds all the others. In a group chat with five, ten, or twenty people, every message from every person requires its own individual tap.

There is no way to tell LINE "translate everything in this chat." No toggle, no setting, no preference you can set once and forget. Each new message from each person needs the same long-press, tap, read workflow.

A building manager posts an announcement, three residents reply, someone asks a follow-up, and the manager responds. That is six messages minimum and six taps, in what would be a quiet exchange.

In a school parents chat during event season, or a work chat during a busy morning, messages arrive faster than you can translate them. The built-in feature was not designed for this. It was designed for checking the occasional message, not for following a conversation. For how translation bots handle this differently, see how LINE translation bots work.

What LINE's translate is good for

LINE's built-in translate does have its place.

Quick spot-checks on Android. You receive a single message from a friend or contact. You want to know what it says. Long-press, tap, done. For this narrow use case, it works well. No extra apps, no leaving LINE.

Occasional one-on-one messages. In a slow, one-on-one chat where messages arrive hours apart, tapping each one individually is not a burden. The pace of the conversation matches the pace of the tool.

Verifying a phrase you are unsure about. If you speak some of the language but want to double-check a word, LINE's translate works as a quick reference. No app-switching required.

LINE's translator works when translation is occasional, not continuous. Once you need to follow an active conversation in real time, the one-at-a-time design becomes a bottleneck.

Better ways to translate LINE messages

LINE's translator was built for checking individual messages, not for participating in conversations. If you need the second, here is what works instead.

For following conversations in real time, a translation bot inside the chat handles this automatically. Instead of tapping each message yourself, the bot reads every message as it arrives and posts the translation immediately. You read the chat in your language without doing anything. No tapping, no selecting languages, no falling behind while others keep talking.

For iPhone users, a bot is the only in-chat translation option. As of early 2026, LINE's built-in translate does not exist on iOS, so there is no native alternative. A translation bot works the same way regardless of what phone you or anyone else in the chat is using.

How translation bots work in LINE. You add a bot to a chat, the same way you would add another person. Once it is there, it monitors every message. When someone sends a message in Thai, the bot posts the English translation. When someone sends a message in English, the bot posts the Thai translation. Everyone reads the conversation in their own language, automatically, with no tapping required.

The bot approach solves all four limitations at once. It works on every device. It translates every message without manual taps. It handles both directions. It runs continuously in group chats. The difference: trying to keep up versus simply reading the conversation.

Flewnt is one translation bot built for LINE chats. It translates every message automatically, in both directions, on any device. It costs $4.50/mo on the annual plan or $9/mo monthly. The trade-off: it adds a bot message for every translated message, which doubles the volume in a busy chat. Some people find that cluttered. You can try it free with 50 translations, no card required.

Frequently asked questions

Does LINE translate messages automatically?

No. LINE's built-in translate requires you to long-press and tap each message individually. There is no automatic translation mode. For automatic translation, you need a third-party translation bot inside the chat.

Can I translate LINE messages on iPhone?

As of early 2026, LINE's built-in translate is not available on iPhone. The feature only exists on Android. iPhone users need a translation bot or a manual copy-paste workflow with a separate translation app.

What languages does LINE's translate support?

LINE's built-in translate supports major languages including Thai, Japanese, Chinese, Korean, English, Indonesian, and several others. The available languages may vary by region. For the most current list, check LINE's official help documentation.

Is LINE's translate feature free?

Yes. LINE's built-in translate is free to use on Android. There is no additional charge or subscription required.

What is the best way to translate LINE messages in a group chat?

LINE's built-in translate is not practical for group chats because you must tap each message individually. A translation bot inside the chat is the most effective option. The bot translates every message from every person automatically, so you can follow the full conversation in your language. Bots like Flewnt handle this, though they add extra messages to the chat. See how translation bots compare.

Does LINE translate work for Thai, Japanese, and Chinese?

Yes, LINE's built-in translate supports all three languages. However, the same limitations apply: Android only, one message at a time, one direction. For continuous translation in Thai, Japanese, or Chinese LINE chats, a dedicated translation bot is more practical.