# Language Reactor vs Lahja

The clearest difference is rating: Language Reactor at 4.5 against Lahja's 3.0. Language Reactor also leads on update cadence (every 8 days vs every 2 months) and ratings volume (873 vs 2). Lahja's advantage is in-app purchases (none vs 6) and iOS requirement (15.0 vs 18.0). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Language Reactor sells 6 in-app purchases, starting at $11.90 per month. Lahja asks for nothing beyond the download.

Language Reactor holds the better App Store score, 4.5 against 3.0. That said, the two scores are not equally well evidenced: Language Reactor has 873 ratings behind it against 2, so its average is the more settled of the two.

Language Reactor ships an update every 8 days, Lahja every 2 months. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Language Reactor | Lahja |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (873 ratings)](https://appshunter.io/ios/app/language-reactor-playlingo/id6743090216/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/lahja/id6761682285/reviews) |
| Number of ratings | **873** | 2 |
| Positive reviews | 82.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 117 MB | 40 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Alexey Nenastyev](https://appshunter.io/developer/1395387065) | [Lahja Limited](https://appshunter.io/developer/1890857565) |

## What reviewers say

### Language Reactor

[App page](https://appshunter.io/ios/app/language-reactor-playlingo/id6743090216)

Learn languages by watching YouTube videos, podcasts, and movies. This app provides seamless AI-powered translations and an AI tutor to explain slang and idioms. Practice pronunciation with real-time transcriptions and sentence-by-sentence subtitles.

**Highlights:** Learn from real YouTube videos, podcasts, and movies, AI-powered translations in 80+ languages, AI Assistant for instant explanations, Shadowing practice for pronunciation, Sentence-by-sentence synchronized subtitles, Part-of-speech highlighting for grammar

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PlayLingo Pro | $11.90 | per month |
| PlayLingo PRO | $34.99 | per 6 months |
| PlayLingo Pro | $74.99 | per year |
| PlayLingo Pro | $74.99 | per year |
| PlayLingo Pro | $74.99 | per year |
| PlayLingo Pro Family | $119.99 | per year |


### Lahja

[App page](https://appshunter.io/ios/app/lahja/id6761682285)

Master accents and dialects with an AI-powered pronunciation tutor. Get real-time feedback on segmental accuracy, fluency, and intonation to speak confidently in any language or regional accent. Offers specialized scenarios for professionals, travelers, and content creators.

**Highlights:** AI pronunciation tutoring, Real-time feedback, Segmental accuracy analysis, Fluency and intonation tracking, Culturally relevant scenarios, Multiple language and dialect options, Privacy-focused design

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

**In-app purchases:** none


## Frequently asked questions

### Is Language Reactor free?

Language Reactor is free to download, with in-app purchases available.

### Is Lahja free?

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

### Which has better reviews, Language Reactor or Lahja?

Language Reactor is rated higher. Language Reactor averages 4.5 out of 5 from 873 ratings, while Lahja averages 3.0 from 2 ratings.

### Do Language Reactor or Lahja have ads?

Neither Language Reactor nor Lahja shows ads.

### Which is updated more often, Language Reactor or Lahja?

Language Reactor ships an update every 8 days, and Lahja every 2 months. Most recently, Language Reactor was updated on November 8, 2026 and Lahja on October 31, 2026.

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