VoiceTrans+

VoiceTrans+

Offline AI voice interpreter

0 ratings
1 review
Free
In-App Purchases

Details

  • Released
  • Updated
  • July 18, 2026
  • August 17, 2026

Features

VoiceTrans+ screenshot #1 for iPhone
VoiceTrans+ screenshot #2 for iPhone
VoiceTrans+ screenshot #3 for iPhone
VoiceTrans+ screenshot #4 for iPhone
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About

This app offers fast, offline AI voice translation between two selected languages. It learns your vocabulary and phrases, making it ideal for travel and everyday conversations. The app prioritizes user privacy by keeping all audio on the device.

✓Offline two-way voice translation
✓Customizable phrases and vocabulary
✓Scene-specific translation packs
✓Optional online AI refinement
✓Confidentiality modes for sensitive data
✓Support for 50 languages
✓Dual microphone support
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What's New in VoiceTrans+

1.5.0

August 17, 2026

Supported languages expanded from 20 to 50. Each new language was chosen by measurement: speech-recognition accuracy at least as good as Japanese on the same on-device model, and an available text-to-speech voice on the device. Languages that didn't meet both were left out for now. The app interface is now fully localized in all 50 languages.

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Subscriptions & In-App Purchases

VoiceTrans+ General

20 languages voice TransApp plus one year

$9.991 Year
How to cancel VoiceTrans+ subscription ⁉️

User reviews

今後が楽しみ。

オフラインで使えて、初回だけモデルをダウンロードすれば、各種言語を都度ダウンロードする必要がないのがありがたい。

よく落ちるので今後に期待。

あと各言語のボタンは各言語の文字で表現すると相手が分かると思う。

初回ダウンロードがWifi以外でも出来ると旅行先でWifi無くても準備出来る気がする。

FAQ

How does VoiceTrans+ handle offline translation?

VoiceTrans+ utilizes an AI model downloaded to your device for all core translation functions. This means normal interpreting is fully offline, requiring no internet connection. A model download of 2.6–3.7 GB is required on first launch, with Wi-Fi strongly recommended.

What are the subscription options for VoiceTrans+?

VoiceTrans+ offers a free 7-day trial for new users. After the trial, a subscription is required. The 'General' plan costs approximately $9.99 per year for all core features and languages, while the 'Pro' plan is approximately $39.99 per year and includes additional professional features.

Does VoiceTrans+ have ads?

No, VoiceTrans+ does not contain advertisements. The app is free to download and offers a free trial period, after which a subscription is required for continued use.

How does VoiceTrans+ ensure user privacy?

User privacy is a core feature, with all conversation audio remaining on the device. For sensitive work, a 'pro_' pack can be used, which disables the feature that sends conversations to an external AI for learning.

How often is VoiceTrans+ updated?

The app was last updated on August 17, 2026, with version 1.5.0. This indicates a recent update, suggesting ongoing development and support from the developer, CL-SYSTEM, K.K.

What devices is VoiceTrans+ compatible with?

VoiceTrans+ is designed for iOS devices, specifically compatible with iPhones and iPads. The app has an age rating of 4+, making it suitable for a wide range of users.

Can I customize VoiceTrans+ for specific situations?

Yes, you can save sentences as phrases for one-tap use and create 'packs' of vocabulary and translation styles for different scenes. You can also add words manually or have them registered automatically by an online AI.

How does the app handle different languages and microphones?

The app supports UI and translation in 50 languages, defaulting to English for unsupported device languages. It can use the built-in microphone or a connected USB microphone for dual-mic setups, with each mic set to recognize a specific language.