# Kvantastica vs Mentorix

The clearest difference is in-app purchases: Kvantastica at none against Mentorix's 10. Kvantastica also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, update cadence and ads there is nothing between them.

Both are free to download. Mentorix sells 10 one-off in-app purchases. Kvantastica asks for nothing beyond the download.

Kvantastica ships an update weekly, Mentorix every 2 weeks. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Kvantastica | Mentorix |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Size | 32 MB | 3 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [MediaRise](https://appshunter.io/developer/1860980159) | [Maksim Krupchatnikov](https://appshunter.io/developer/1860623071) |

## What reviewers say

### Kvantastica

[App page](https://appshunter.io/ios/app/kvantastica/id6763988899)

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

**In-app purchases:** none


### Mentorix

[App page](https://appshunter.io/ios/app/mentorix/id6771655911)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Linux-администрирование | $39.99 | one-time |
| Nginx на практике | $39.99 | one-time |
| Rust: продвинутый уровень | $39.99 | one-time |
| Rust для профессионалов | $52.00 | one-time |
| Golang для продвинутых | $52.00 | one-time |
| Golang: собеседования | $64.99 | one-time |
| Go: микросервисы и API | $84.99 | one-time |
| ML-инженер | $84.99 | one-time |
| DevOps-инженер | $89.99 | one-time |
| MLOps с нуля | $97.00 | one-time |


## Frequently asked questions

### Is Kvantastica free?

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

### Is Mentorix free?

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

### Do Kvantastica or Mentorix have ads?

Neither Kvantastica nor Mentorix shows ads.

### Which is updated more often, Kvantastica or Mentorix?

Kvantastica ships an update weekly, and Mentorix every 2 weeks. Most recently, Kvantastica was updated on October 10, 2026 and Mentorix on October 9, 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.*