# SQL query vs Algo SQLD 문제은행

The clearest difference is update cadence: SQL query at weekly against Algo SQLD 문제은행's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SQL query ships an update weekly, Algo SQLD 문제은행 every 3 weeks. The most recent releases landed on September 13, 2026 and August 30, 2026 respectively.

## The numbers

| Metric | SQL query | Algo SQLD 문제은행 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | — | Ad-supported |
| Size | 29 MB | 64 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hee Seong Kim](https://appshunter.io/developer/1764190060) | [BETTER MIND co.,ltd](https://appshunter.io/developer/1602170145) |

## What reviewers say

### SQL query

[App page](https://appshunter.io/ios/app/sql-query-sql/id6443757218)

**Features:** macOS Compatibility

**In-app purchases:** none


### Algo SQLD 문제은행

[App page](https://appshunter.io/ios/app/algo-sqld/id6754595217)

Prepare for your SQLD certification with a comprehensive question bank. Access all practice tests and questions for free, supported by ads that can be removed with coupons. Track your progress and identify weak areas with detailed statistics and focused review modes.

**Highlights:** Free practice tests and questions, Multiple practice modes (mock test, real test, focused, quick), Review incorrect answers, Bookmark important questions, Detailed statistics for progress tracking, Ad removal option via coupons

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

**In-app purchases:** none


## Frequently asked questions

### Is SQL query free?

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

### Is Algo SQLD 문제은행 free?

Algo SQLD 문제은행 is free to download, with no in-app purchases.

### Do SQL query or Algo SQLD 문제은행 have ads?

Both SQL query and Algo SQLD 문제은행 show ads.

### Which is updated more often, SQL query or Algo SQLD 문제은행?

SQL query ships an update weekly, and Algo SQLD 문제은행 every 3 weeks. Most recently, SQL query was updated on September 13, 2026 and Algo SQLD 문제은행 on August 30, 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.*