# AZ vs DP

The clearest difference is in-app purchases: DP at none against AZ's 3. DP also leads on update cadence (every 2 months vs every 10 months). AZ's advantage is iOS requirement (10.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. AZ sells 3 one-off in-app purchases. DP asks for nothing beyond the download.

AZ ships an update every 10 months, DP every 2 months. The most recent releases landed on October 2, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | AZ | DP |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 26 MB | 26 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Trieu Tran](https://appshunter.io/developer/1570476726) | [Davy Raitt](https://appshunter.io/developer/1795318281) |

## What reviewers say

### AZ

[App page](https://appshunter.io/ios/app/az-104-exam-and-flashcards-2026/id1571137080)

Prepare for your certification exams with a comprehensive flashcard app. It offers practice questions with detailed explanations, allows you to focus on challenging topics, and simulates exam conditions for better confidence. Content is updated regularly to ensure relevance.

**Highlights:** Monthly updated content for 2026, Exact-filtering for mistake focus, Offline saving of difficult questions, Examination mode for realistic testing, Explanations for nearly all questions

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 4.99$ For All Premium Features | $4.99 | one-time |
| 6.99$ For All Premium Features | $6.99 | one-time |
| 9.99$ For All Premium Features | $9.99 | one-time |


### DP

[App page](https://appshunter.io/ios/app/dp-300-sql-database-admin/id6749310279)

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

**In-app purchases:** none


## Frequently asked questions

### Is AZ free?

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

### Is DP free?

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

### Do AZ or DP have ads?

Neither AZ nor DP shows ads.

### Which is updated more often, AZ or DP?

AZ ships an update every 10 months, and DP every 2 months. Most recently, AZ was updated on October 2, 2026 and DP on October 4, 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.*