# ProtechAC vs AI Translator

The clearest difference is in-app purchases: ProtechAC at none against AI Translator's 2. ProtechAC also leads on device support (3 vs 1) and iOS requirement (14.2 vs 16.0). On price, update cadence and ads there is nothing between them.

Both are free to download. AI Translator sells 2 in-app purchases, starting at $7.99 per 7 days. ProtechAC asks for nothing beyond the download.

ProtechAC ships an update every 4 months, AI Translator every 3 months. The most recent releases landed on October 3, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | ProtechAC | AI Translator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.2 (51 ratings)](https://appshunter.io/ios/app/ai-translator-ai-lissa/id6743361375/reviews)** |
| Number of ratings | — | **51** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | — | Free with in-app purchases |
| Size | 56 MB | 138 MB |
| Requires iOS | **14.2** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [FARENTAL PTY LTD](https://appshunter.io/developer/856686183) | [Emma Wilson](https://appshunter.io/developer/1837730111) |

## What reviewers say

### ProtechAC

[App page](https://appshunter.io/ios/app/protechac/id1574449526)

**Features:** macOS Compatibility

**In-app purchases:** none


### AI Translator

[App page](https://appshunter.io/ios/app/ai-translator-ai-lissa/id6743361375)

This AI-powered assistant facilitates seamless communication across languages. It offers instant text, image, and voice translation, along with real-time call translation and an interpreter mode. Practice your language skills and communicate globally with ease.

**Highlights:** Instant text translation, Image text translation, Voice-to-voice translation, Interpreter mode, Real-time call translation, Offline mode, AI language practice

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Lissa (Weekly) | $7.99 | per 7 days |
| AI Lissa (Yearly) | $49.99 | per year |


## Frequently asked questions

### Is ProtechAC free?

ProtechAC is free to download, with no in-app purchases.

### Is AI Translator free?

AI Translator is free to download, with in-app purchases available.

### Do ProtechAC or AI Translator have ads?

Neither ProtechAC nor AI Translator shows ads.

### Which is updated more often, ProtechAC or AI Translator?

ProtechAC ships an update every 4 months, and AI Translator every 3 months. Most recently, ProtechAC was updated on October 3, 2026 and AI Translator on September 26, 2026.

---

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