# SQLmate vs 피터패터

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

Both are free to download. SQLmate sells 1 in-app purchase, starting at $1.99 per month. 피터패터 asks for nothing beyond the download.

SQLmate ships an update weekly, 피터패터 every 4 days. The most recent releases landed on October 2, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | SQLmate | 피터패터 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 100 MB | 64 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [dasong sim](https://appshunter.io/developer/1883683802) | [JJangJJangE](https://appshunter.io/developer/1875805903) |

## What reviewers say

### SQLmate

[App page](https://appshunter.io/ios/app/sqlmate-sqld/id6763740901)

This app helps you prepare for the SQLD certification exam by focusing on effective review and identifying your weaknesses. It uses a science-based algorithm to schedule reviews and provides detailed explanations and practice tests to ensure you retain information.

**Highlights:** FSRS smart review scheduling, Concept learning with 135 lessons, 4,325 practice questions, Detailed explanations, Weakness analysis heatmap, Offline learning support, Mock exams

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 프리미엄 월간 | $1.99 | per month |


### 피터패터

[App page](https://appshunter.io/ios/app/cefr/id6807400248)

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

**In-app purchases:** none


## Frequently asked questions

### Is SQLmate free?

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

### Is 피터패터 free?

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

### Do SQLmate or 피터패터 have ads?

SQLmate shows ads; 피터패터 does not.

### Which is updated more often, SQLmate or 피터패터?

SQLmate ships an update weekly, and 피터패터 every 4 days. Most recently, SQLmate was updated on October 2, 2026 and 피터패터 on October 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.*