# Language Tutor · Baro vs COSMOS

The clearest difference is rating: COSMOS at 5.0 against Language Tutor · Baro's 2.5. COSMOS also leads on in-app purchases (none vs 1). Language Tutor · Baro's advantage is update cadence (every 3 days vs every 2 weeks). On price, ratings volume, ads and monetization model there is nothing between them.

Both are free to download. Language Tutor · Baro sells 1 in-app purchase, starting at $0.99 per month. COSMOS asks for nothing beyond the download.

COSMOS holds the better App Store score, 5.0 against 2.5. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

Language Tutor · Baro ships an update every 3 days, COSMOS every 2 weeks. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Language Tutor · Baro | COSMOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (2 ratings)](https://appshunter.io/ios/app/language-tutor-baro/id6779881005/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/cosmos-3d-solar-system/id6792780408/reviews)** |
| Number of ratings | 2 | **3** |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Monetization | Paid | Paid |
| Size | 20 MB | 4 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Euiseok Kim](https://appshunter.io/developer/1879633122) | [yuudai tasaki](https://appshunter.io/developer/1861229093) |

## What reviewers say

### Language Tutor · Baro

[App page](https://appshunter.io/ios/app/language-tutor-baro/id6779881005)

Practice a new language through private conversations on your phone. This app acts as a patient tutor, role-playing scenarios and gently correcting mistakes to turn every chat into a learning experience. Your conversations stay on your device for ultimate privacy.

**Highlights:** Private conversation practice, Gentle mistake correction, Adjustable difficulty levels, Offline functionality, Phrasebook and review tools, Scenario guides

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cloud conversation | $0.99 | per month |


### COSMOS

[App page](https://appshunter.io/ios/app/cosmos-3d-solar-system/id6792780408)

Explore a real-time 3D model of the solar system, accurately depicting planet positions based on orbital mechanics. Zoom in on celestial bodies, control time to view past or future sky events, and learn details about each planet. This app offers an ad-free, offline experience with a one-time purchase.

**Highlights:** Real-time planet and moon positions, Scrub through time for past/future views, Photo-realistic textures, Adjustable time scale, Free exploration with pinch and swipe, Detailed information on celestial bodies

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

**In-app purchases:** none


## Frequently asked questions

### Is Language Tutor · Baro free?

Language Tutor · Baro is free to download, with in-app purchases available.

### Is COSMOS free?

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

### Which has better reviews, Language Tutor · Baro or COSMOS?

COSMOS is rated higher. Language Tutor · Baro averages 2.5 out of 5 from 2 ratings, while COSMOS averages 5.0 from 3 ratings.

### Do Language Tutor · Baro or COSMOS have ads?

Neither Language Tutor · Baro nor COSMOS shows ads.

### Which is updated more often, Language Tutor · Baro or COSMOS?

Language Tutor · Baro ships an update every 3 days, and COSMOS every 2 weeks. Most recently, Language Tutor · Baro was updated on October 28, 2026 and COSMOS 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.*