VoiceTra
NICT Travel iPhoneiPadiPod touch
VoiceTra is a free Travel app for iPhone and iPad by NICT. Rated 4.6/5 from 203 ratings. Requires iOS 16.0. Updated August 10, 2026.
- Rating
- 4.6
- 203 ratings
- Price
- Free
- on the App Store
- Size
- 69 MB
- Age 4+
- Updated
- Aug 10
- 2026 · v9.2.1
Screenshots
About VoiceTra
VoiceTra is a speech translation app that translates your speech into different languages. VoiceTra supports 33 languages and can be downloaded and used for free. With an easy-to-use interface, you can also check if the translation results are correct. VoiceTra, whether to enhance your travel experience or to welcome visitors to Japan, will definitely come in handy as your personal speech translator. ■Features: VoiceTra utilizes high-precision speech recognition, translation, and speech synthesis technologies developed by the National Institute of Information and Communications Technology (NICT). It translates your spoken words into different languages and outputs the results in a synthesized voice. The translation direction can be instantly switched, allowing 2 people that speak different languages to communicate using a single device. Text input is available for languages that do not support speech input. VoiceTra is best suited for travel-related conversations and is recommended for situations and places such as below: ・Transportation: Bus, train, rent-a-car, taxi, airport, transit ・Shopping: Restaurant, shopping, payment ・Hotel: Check-in, check out, cancellation ・Sightseeing: Overseas travel, serving and supporting foreign customers *VoiceTra has also been introduced as a disaster-prevention, disaster-related app. While VoiceTra can be used as a dictionary to look up words, it is recommended to input sentences as it interprets the meaning from the context to output the translation results. ■Supported languages: Japanese, English, Chinese (simplified), Chinese (traditional), Korean, Thai, French, Indonesian, Vietnamese, Spanish, Myanmar, Arabic, Italian, Ukrainian, Urdu, Dutch, Khmer, Sinhala, Tamil, Danish, German, Turkish, Nepali, Hungarian, Hindi, Filipino, Bengali, Polish, Portuguese, Brazilian Portuguese, Malay, Mongolian, Lao, and Russian ■Restrictions, etc.: Internet connection is required. It may take a while to display the translation results depending on the network connectivity. Languages available for text input are those that the OS keyboard supports. The characters may not be displayed properly if the appropriate font is not installed on your device. Please note that some of the functions or the application itself may be disabled when the server is down. Users are responsible for the communication fees incurred to use the application. Please be aware that international data roaming charges can be expensive. This application was developed for research purposes; targeting individuals to test it out when traveling, and uses servers that are also setup for research purposes. The data recorded on the server will be utilized to make improvements in speech translation technologies. You may test out the app for businesses, etc., but please consider using private services that we have licensed our technology to for continuous use. Please refer to our "Terms of Use" for further details → https://voicetra.nict.go.jp/en/attention.html
Ratings & reviews
4.6
203 ratings
What’s new
Version 9.2.1 · Updated August 10, 2026
Fixed security issues.
App privacy
The developer, NICT, reported these privacy practices to Apple.
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Identifiers: Device ID
- Usage Data: Product Interaction
- User Content: Emails or Text Messages, Audio Data
Used for: Analytics, App Functionality
Alternatives to VoiceTra
Looking for apps like VoiceTra? Here are 6 similar apps on the App Store. The highest rated is Japan Transit Planner - Travel (4.8/5), and all 6 are free to download.
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| App | Rating | Price | Last updated |
|---|---|---|---|
| VoiceTra | 4.6 / 5 (203 ratings) | Free | August 10, 2026 |
| 换乘案内 (中文版)日本交通查询工具 | 3.9 / 5 (14) | Free | Sep 5, 2025 |
| Japan Transit Planner - Travel | 4.8 / 5 (2,123) | Free | Sep 14, 2026 |
| Japan Wi-Fi auto-connect | 4.8 / 5 (1,439) | Free | Aug 31, 2026 |
| Japan Travel - Smart Transit | 4.7 / 5 (2,609) | Free | Sep 24, 2026 |
| 乗り換えナビタイム(時刻表・運行情報アプリ) | 4.7 / 5 (216) | Free | Sep 15, 2026 |
| KKday - Your Travel Companion | 4.8 / 5 (4,412) | Free | Sep 14, 2026 |