# Kibin vs Mastery

The clearest difference is in-app purchases: Mastery at none against Kibin's 3. Mastery also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.0). Kibin's advantage is ads (none vs shown). On price and update cadence there is nothing between them.

Both are free to download. Kibin sells 3 in-app purchases, starting at $12.99 per 7 days. Mastery asks for nothing beyond the download.

Kibin ships an update weekly, Mastery every 11 days. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Kibin | Mastery |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/kibin-ai-study-buddy-and-tutor/id6761867175/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 11 days |
| Monetization | Freemium | — |
| Size | 79 MB | 30 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kibin Inc.](https://appshunter.io/developer/1891859379) | [ismail parlak](https://appshunter.io/developer/1736998837) |

## What reviewers say

### Kibin

[App page](https://appshunter.io/ios/app/kibin-ai-study-buddy-and-tutor/id6761867175)

Transform lectures, PDFs, audio, and videos into AI-generated study notes, quizzes, and flashcards. This tool provides instant feedback on your understanding and tracks your mastery in real-time to prepare you for exams.

**Highlights:** AI study notes generation, Custom quizzes and flashcards, Explain mode with AI feedback, Real-time mastery tracking, Simulated course exams, Cross-device syncing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kibin Pro | $12.99 | per 7 days |
| Kibin Pro | $24.99 | per month |
| Kibin Pro | $139.99 | per year |


### Mastery

[App page](https://appshunter.io/ios/app/mastery-ai-notes-generator/id6767202017)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kibin free?

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

### Is Mastery free?

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

### Do Kibin or Mastery have ads?

Mastery shows ads; Kibin does not.

### Which is updated more often, Kibin or Mastery?

Kibin ships an update weekly, and Mastery every 11 days. Most recently, Kibin was updated on October 28, 2026 and Mastery on October 25, 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.*