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VoiceTra(Voice Translator)

VoiceTra(Voice Translator)

  • Category : Travel & Local
  • Size : 111.3 MB
  • Version : 9.0.4
  • Platform : Android
  • Rate : 4.7
  • Update : Jun 12,2025
  • Developer : NICT
  • Package Name: jp.go.nict.voicetra
Application Description

VoiceTra is a powerful speech translation application designed specifically for travelers. As a speech translation app, VoiceTra converts your spoken words into multiple languages, making communication across language barriers easier than ever.

With support for 31 languages and available for free download, VoiceTra offers an intuitive and user-friendly interface. You can easily verify the accuracy of the translation results, ensuring clear and effective communication.

Whether you're traveling abroad or welcoming international visitors to Japan, VoiceTra serves as your personal speech translator, enhancing every interaction and helping to break down language barriers in real-world situations.

Key Features:

VoiceTra leverages advanced high-precision speech recognition, machine translation, and speech synthesis technologies developed by the National Institute of Information and Communications Technology (NICT). This enables the app to accurately translate your spoken phrases into other languages and deliver the results through natural-sounding synthetic voice output.

The app allows for instant switching of translation direction, enabling seamless two-way communication between speakers of different languages using just one device.

For languages that do not support voice input, text input functionality is available, ensuring broader usability across all supported languages.

VoiceTra is particularly well-suited for travel-related conversations and is highly recommended for use in the following scenarios:

  • Transportation: Bus, train, car rental, taxi, airport, and transit
  • Shopping: Restaurants, retail stores, and payment transactions
  • Accommodation: Hotel check-in, check-out, and cancellation inquiries
  • Tourism: International travel, customer service, and assistance for foreign visitors

*Additionally, VoiceTra has been recognized as a valuable tool in disaster preparedness and response, serving as a practical solution during emergency situations involving multilingual communication.

While VoiceTra can function similarly to a dictionary for word lookups, it performs best when translating full sentences. By analyzing context, the app delivers more accurate and meaningful translation outcomes.

Supported Languages:

  • Japanese
  • English
  • Chinese (Simplified)
  • Chinese (Traditional)
  • Korean
  • Thai
  • French
  • Indonesian
  • Vietnamese
  • Spanish
  • Burmese (Myanmar)
  • Arabic
  • Italian
  • Ukrainian
  • Urdu
  • Dutch
  • Khmer
  • Sinhala
  • Danish
  • German
  • Turkish
  • Nepali
  • Hungarian
  • Hindi
  • Filipino
  • Polish
  • Portuguese
  • Brazilian Portuguese
  • Malay
  • Mongolian
  • Lao
  • Russian

Important Notes and Limitations:

  • A stable internet connection is required for operation.
  • Translation speed may vary depending on network conditions.
  • Text input is limited to languages supported by the device's operating system keyboard.
  • Some characters may not display correctly if the necessary fonts are not installed on your device.
  • The app may become temporarily unavailable during server maintenance or downtime.
  • Users are responsible for any data charges incurred while using the app. Please be cautious of potentially high international roaming fees.

This application was developed primarily for research purposes and is intended for individual users testing its capabilities during travel. It utilizes servers also designated for research, and collected data will be used to improve future speech translation technologies.

While businesses are welcome to trial the app, we recommend opting for commercial services that have licensed our technology for uninterrupted and reliable performance.

For more information, please review our Terms of Use.

What’s New in Version 9.0.4

Updated on August 20, 2024

  • Added compatibility with Android 14
VoiceTra(Voice Translator) Screenshots
  • VoiceTra(Voice Translator) Screenshot 0
  • VoiceTra(Voice Translator) Screenshot 1
  • VoiceTra(Voice Translator) Screenshot 2
  • VoiceTra(Voice Translator) Screenshot 3
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