# Sololearn vs Extreme Concentration Trainer

The clearest difference is price: Sololearn at Free against Extreme Concentration Trainer's $2.99. Sololearn also leads on ratings volume (82K vs 1) and iOS requirement (15.0 vs 17.6). Extreme Concentration Trainer's advantage is in-app purchases (none vs 10) and ads (none vs shown). On rating, update cadence and device support there is nothing between them.

Sololearn is free to download; Extreme Concentration Trainer costs $2.99 up front. Sololearn sells 9 in-app purchases, starting at $6.99 per month. Extreme Concentration Trainer asks for nothing beyond the download.

Extreme Concentration Trainer holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Sololearn has 82K ratings behind it against 1, so its average is the more settled of the two.

Sololearn ships an update every 2 weeks, Extreme Concentration Trainer fortnightly. The most recent releases landed on November 12, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Sololearn | Extreme Concentration Trainer |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | [4.8 (82K ratings)](https://appshunter.io/ios/app/sololearn-learn-to-code/id1210079064/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/extreme-concentration-trainer/id6810893676/reviews)** |
| Number of ratings | **82K** | 1 |
| Positive reviews | 70.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 130 MB | 9 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sololearn Inc](https://appshunter.io/developer/933957049) | [Petro Benedyk](https://appshunter.io/developer/6810893678) |

## What reviewers say

### Sololearn

[App page](https://appshunter.io/ios/app/sololearn-learn-to-code/id1210079064)

Learn programming languages like Python, Java, and C# through interactive lessons and hands-on practice. This app offers bite-sized courses, coding challenges, and AI-powered support to help you build practical coding skills on the go. Join millions of learners worldwide advancing their careers and creating real-world solutions.

**Highlights:** Interactive coding lessons, Hands-on coding exercises, AI-powered coding support, Mobile code editor, Community support, Personalized learning paths

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sololearn PRO Monthly | $6.99 | per month |
| SoloLearn PRO Monthly | $6.99 | per month |
| Sololearn PRO Monthly | $12.99 | per month |
| SoloLearn PRO Annual | $47.99 | per year |
| PRO Annual (14 days trial) | $47.99 | per year |
| SoloLearn PRO Annual | $59.99 | per year |
| Sololearn PRO Annual | $69.99 | per year |
| SoloLearn PRO Annual | $69.99 | per year |
| Sololearn PRO Annual | $79.99 | per year |

**What reviewers like**

- 👍 Fun and engaging
- 🚀 Helps get an understanding of code
- 🚀 Easy to learn and use
- 👍 Great for beginners
- 👍 Awesome learning app

**What reviewers complain about**

- 🐛 Outdated terms and lack of intelligence in verifying answers
- 🐛 Issues with the app crashing or not loading properly
- 💰 Expensive subscription, especially compared to other options
- 💰 Free version is very limited
- 🔒 Difficult to cancel subscription

**Reported bugs**

- Incorrect test answers even when the code is correct
- Inability to enter certain characters or syntax correctly
- Lessons not saving progress properly
- Landscape mode not supported on tablets
- Frequent crashes or freezes

**Requested features**

- Add more advanced courses and content
- Improve code editor and IDE functionality
- Implement better explanations and feedback for incorrect answers
- Add more programming languages like Lua
- Improve search and navigation within the app


### Extreme Concentration Trainer

[App page](https://appshunter.io/ios/app/extreme-concentration-trainer/id6810893676)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sololearn free?

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

### Is Extreme Concentration Trainer free?

Extreme Concentration Trainer costs $2.99, with no in-app purchases.

### Which has better reviews, Sololearn or Extreme Concentration Trainer?

Extreme Concentration Trainer is rated higher. Sololearn averages 4.8 out of 5 from 82K ratings, while Extreme Concentration Trainer averages 5.0 from 1 ratings.

### Do Sololearn or Extreme Concentration Trainer have ads?

Sololearn shows ads; Extreme Concentration Trainer does not.

### Which is updated more often, Sololearn or Extreme Concentration Trainer?

Sololearn ships an update every 2 weeks, and Extreme Concentration Trainer fortnightly. Most recently, Sololearn was updated on November 12, 2026 and Extreme Concentration Trainer on November 10, 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.*