# ST Translator Pro vs Lecture Translation

The clearest difference is in-app purchases: ST Translator Pro at none against Lecture Translation's 9. ST Translator Pro also leads on update cadence (fortnightly vs every 6 weeks) and iOS requirement (10.0 vs 13.0). On price, ads and device support there is nothing between them.

Both are free to download. Lecture Translation sells 9 in-app purchases, starting at $2.99 per month. ST Translator Pro asks for nothing beyond the download.

ST Translator Pro ships an update fortnightly, Lecture Translation every 6 weeks. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ST Translator Pro | Lecture Translation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/st-translator-pro/id1475218747/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Monetization | Free | — |
| Size | 73 MB | 92 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Casa Innovations Group LLC](https://appshunter.io/developer/1447256690) | [IT Source One](https://appshunter.io/developer/1642164409) |

## What reviewers say

### ST Translator Pro

[App page](https://appshunter.io/ios/app/st-translator-pro/id1475218747)

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.

**Highlights:** 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

**Features:** macOS Compatibility

**In-app purchases:** none


### Lecture Translation

[App page](https://appshunter.io/ios/app/lecture-translation/id6751921368)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Listener Basic | $2.99 | per month |
| Listener Standard | $4.99 | per month |
| Listener Premium | $9.99 | per month |
| Speaker Basic | $19.99 | per month |
| Speaker Expanded | $59.99 | per month |
| Speaker Enterprise | $199.99 | per month |
| Extra Hour | $4.99 | one-time |
| Additional Storage | $4.99 | one-time |
| One Time Lecture | $5.99 | one-time |


## Frequently asked questions

### Is ST Translator Pro free?

ST Translator Pro is free to download, with no in-app purchases.

### Is Lecture Translation free?

Lecture Translation is free to download, with in-app purchases available.

### Do ST Translator Pro or Lecture Translation have ads?

Neither ST Translator Pro nor Lecture Translation shows ads.

### Which is updated more often, ST Translator Pro or Lecture Translation?

ST Translator Pro ships an update fortnightly, and Lecture Translation every 6 weeks. Most recently, ST Translator Pro was updated on November 3, 2026 and Lecture Translation on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*