How to use AI to translate conversations in real time

Five years ago, translating a conversation in real time was science fiction. Today, with AI to translate conversations in real time, you can talk to someone who doesn’t share your language and have everything flow naturally. I’ve tested the main tools on real trips and here’s what works, what doesn’t, and how to get the most out of them.

Table of contents

What apps use AI to translate conversations in 2026

Real-time translation with AI has improved enormously. It’s no longer about literal translations that sound robotic: modern AI understands context, slang, and cultural nuances.

The best options available

My personal ranking after testing them all

1. Google Translate — The most complete and reliable for traveling
2. Samsung Interpreter — The best user experience (Samsung only)
3. Apple Translate — The most polished on iOS
4. DeepL — The best translation quality for texts
5. ChatGPT — The most flexible for complex conversations

Pro-tip: For traveling, download the offline language packs before leaving home. That way it works even without data or WiFi, which is when you need it most.

How to use Google Translate for real-time conversations

Google Translate is the most versatile and universal option. It works on any Android or iOS device.

Conversation mode (the most useful)

1. Open Google Translate
2. Select the two languages (e.g., English and French)
3. Tap the large microphone icon
4. Speak in your language
5. Google translates and speaks the translation aloud automatically
6. The other person responds in their language
7. Google automatically detects which language is being spoken and translates to the other

Transcription mode

For long conversations or meetings:

1. In Google Translate, tap Transcribe
2. Select the languages
3. The system transcribes and translates in real time
4. You can save the complete transcription
5. Very useful for international meetings

Camera mode (for signs and menus)

1. Tap the camera icon
2. Point at the text you want to translate
3. The translation appears overlaid on the original text
4. Works in real time without taking a photo
5. Great for restaurants, airports, and stores

Set up for smooth conversations

1. In Google Translate Settings
2. Enable Auto-translate
3. Enable Auto-detect language
4. Adjust voice speed if needed
5. Choose male or female voices based on your preference

How to use Samsung Interpreter (Galaxy only)

If you have a Samsung Galaxy S24 or newer, Samsung Interpreter is probably the best real-time translation experience.

How to activate it

1. Open Samsung Internet or any app
2. Long press the home button or use the gesture
3. Open Galaxy AI > Interpreter
4. Select the two languages
5. Tap the microphone and start speaking

Exclusive features

• Split mode: Each person sees the screen from their side and speaks their language
• Offline translation: Works without internet for main languages
• Voice quality: Voices sounded more natural than Google
• Integration: Works inside other apps without opening it separately

Split-screen mode

1. Activate Samsung Interpreter
2. Fold the screen (if you have Z Fold) or rotate to landscape
3. Each person sees their language on their side of the screen
4. Speak naturally and the translation appears instantly
5. It’s the closest experience to a human translator

Pro-tip: Samsung Interpreter’s split-screen mode is incredible for business. It looks professional and facilitates international business conversations.

How to use ChatGPT as a conversation translator

ChatGPT doesn’t have a dedicated translation mode, but it’s surprisingly good as a conversational translator.

How to use it

1. Open ChatGPT
2. Type or dictate: “Act as a translator. I speak English and the other person speaks German. Translate what I say to German and vice versa.”
3. When you speak, say: “Translate to German: [your sentence]”
4. ChatGPT will give the translation with appropriate context and tone
5. When the other person speaks, paste or dictate what they said and ChatGPT translates it

ChatGPT advantages as a translator

• Understands context: Doesn’t translate word by word, but the meaning
• Adapts tone: Can translate formally or informally as you request
• Explains nuances: If an expression doesn’t have a direct translation, it explains it
• Works with any language: Even rare languages or combinations

Disadvantages

• Not automatic: You need to copy/paste or dictate each sentence
• Needs internet: Doesn’t work offline
• Takes longer: You have to wait for the AI’s response
• Doesn’t produce voice: Only gives text (though you can use system TTS)

Detailed comparison: which to use in each situation?

Not all apps are equal for all cases. This guide helps you choose.

By situation

By device

Tips for more accurate translations

AI is good, but not perfect. These tricks will improve quality a lot.

Speak clearly

• Speak at normal pace, not too fast or too slow
• Avoid local slang or very specific idioms
• Use complete sentences, not single words
• If there’s background noise, bring the microphone closer

Simplify for important contexts

For business, medicine, or legal matters:

• Use short, direct sentences
• Avoid double negatives and irony
• Confirm that the other person understood
• For important documents, use professional human translation

Verify technical terms

If translating something technical (medical, legal, engineering):

1. Let the AI translate
2. Search the technical term on Google
3. Confirm the translation is correct
4. For complete texts, use DeepL which is more precise with technical terms

Download offline languages before traveling

1. Open Google Translate
2. Go to Languages > Download languages
3. Download the ones you’ll need
4. They take between 30MB and 80MB each
5. That way it works perfectly without internet

Pro-tip: For international trips, my combo is: Google Translate offline as base + ChatGPT for complicated expressions + phone translator for calls. With those three you cover any situation.

FAQ: Frequently asked questions

Is AI translation reliable for business?

For general conversations and emails, yes. For contracts, legal documents, or critical situations, use a professional human translator as backup.

Does it work without internet?

Google Translate, Samsung Interpreter, and Apple Translate work offline if you download language packs. ChatGPT and DeepL need a connection.

How much battery does real-time translation use?

Moderate. The screen being on and the microphone active use more than the translation itself. For long sessions, bring a power bank.

Can it translate WhatsApp or Zoom calls?

Not directly. But you can use Microsoft Translator’s or Google Translate’s transcription mode while you’re on the call on speakerphone.

Which app translates best into English?

For translating into English, DeepL has the best text quality. For real-time conversations, Google Translate is the most reliable.

Conclusion

AI for translating conversations in real time has stopped being an experiment and become an essential tool. Google Translate is the most universal option, Samsung Interpreter the best experience if you have a Galaxy, and ChatGPT the most flexible for complex situations. My advice: download Google Translate with the languages you need, and if you travel a lot, try Samsung Interpreter or Apple Translate depending on your device. The world no longer has language barriers as big as before.