inWhatLanguage Interpretation vs ST Translator Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
inWhatLanguage Interpretation
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The app is used by individuals to access professional interpretation services via video or voice. These interpretation services are offered by a professional Language Service Provider and commonly referred to as Video Remote Interpretation (VRI) or Voice Only (VO). Users click on the app, choose the languages they need help with, and are connected to a live interpreter. Access to the interpretation services are usually provided by an employer or agency in a professional setting such as health care, law, international business, or social services. There is a companion app used by the interpreters.
ST Translator Pro
This application facilitates real-time voice translation for over 30 languages, designed to work seamlessly with specialized translation earphones. It offers various communication modes for one-on-one conversations, group interactions, and language learning.
- Real-time 2-way voice translation
- Supports over 30 languages
- Face-to-face communication mode
- Group communication mode
- Language tutor mode
- Verbal and visual translations
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Welcome to use ST Translator, the ST Translator is specially designed to work with the Supreme Translation Earphone. The ST Translator comes with below outstanding features: 1. Real-time 2 way voice translation with 5 optional modes: * Face to face communication. Communicate in real time with people you meet during traveling. * Group communication. Communicate in real time with a group of people, each in their own language. * Instant communication. Communicate in real time with another user who has the translator earphone. * Language tutor. Practice & learn languages by using the translator earphone. * Broadcast. Speak to a group of people who use the translator earphone, each in their own language. 2. Support more than 30 different languages. 3. Verbal and visual translations. 4. Your best tool when you visit a foreign country.
Screenshots
Verdict
The clearest difference is update cadence: ST Translator Pro at fortnightly against inWhatLanguage Interpretation's every 42 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
inWhatLanguage Interpretation ships an update every 42 months, ST Translator Pro fortnightly. The most recent releases landed on October 5, 2026 and September 19, 2026 respectively.
| Parameter | inWhatLanguage Interpretation | ST Translator Pro |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Number of ratings | — | 2 — better |
| Update frequency | Every 42 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 11.0 | 10.0 — better |
| Further details — not scored | ||
| Size | 61 MB | 73 MB |
| Age rating | 4+ | 4+ |
| Developer | Voyce, Inc. | Casa Innovations Group LLC |
In-app purchases
inWhatLanguage Interpretation
No in-app purchases
ST Translator Pro
No in-app purchases
Questions
Is inWhatLanguage Interpretation free?
Is ST Translator Pro free?
Do inWhatLanguage Interpretation or ST Translator Pro have ads?
Which is updated more often, inWhatLanguage Interpretation or ST Translator Pro?
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