# Subtraction Math Trainer vs Language Tutor · Baro

The clearest difference is price: Language Tutor · Baro at Free against Subtraction Math Trainer's $2.99. Language Tutor · Baro also leads on update cadence (every 3 days vs every 34 months). Subtraction Math Trainer's advantage is in-app purchases (none vs 1) and iOS requirement (12.0 vs 16.0). On ads and device support there is nothing between them.

Language Tutor · Baro is free to download; Subtraction Math Trainer costs $2.99 up front. Language Tutor · Baro sells 1 in-app purchase, starting at $0.99 per month. Subtraction Math Trainer asks for nothing beyond the download.

Subtraction Math Trainer ships an update every 34 months, Language Tutor · Baro every 3 days. The most recent releases landed on October 31, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Subtraction Math Trainer | Language Tutor · Baro |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[2.5 (2 ratings)](https://appshunter.io/ios/app/language-tutor-baro/id6779881005/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 34 months | **Every 3 days** |
| Monetization | — | Paid |
| Size | 18 MB | 20 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sergey Malugin](https://appshunter.io/developer/562782409) | [Euiseok Kim](https://appshunter.io/developer/1879633122) |

## What reviewers say

### Subtraction Math Trainer

[App page](https://appshunter.io/ios/app/subtraction-math-trainer/id1197851863)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Subtraction Math Trainer free?

Subtraction Math Trainer costs $2.99, with no in-app purchases.

### Is Language Tutor · Baro free?

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

### Do Subtraction Math Trainer or Language Tutor · Baro have ads?

Neither Subtraction Math Trainer nor Language Tutor · Baro shows ads.

### Which is updated more often, Subtraction Math Trainer or Language Tutor · Baro?

Subtraction Math Trainer ships an update every 34 months, and Language Tutor · Baro every 3 days. Most recently, Subtraction Math Trainer was updated on October 31, 2026 and Language Tutor · Baro on November 1, 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.*