# AWS Certified Developer DVAC02 vs ML Engineer Assoc Prep

The clearest difference is update cadence: ML Engineer Assoc Prep at every 5 weeks against AWS Certified Developer DVAC02's every 3 months. AWS Certified Developer DVAC02's advantage is iOS requirement (10.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. AWS Certified Developer DVAC02 sells 2 one-off in-app purchases and ML Engineer Assoc Prep sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

AWS Certified Developer DVAC02 ships an update every 3 months, ML Engineer Assoc Prep every 5 weeks. The most recent releases landed on June 7, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | AWS Certified Developer DVAC02 | ML Engineer Assoc Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/aws-certified-developer-dvac02/id1562160188/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 25 MB | 89 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Trieu Tran](https://appshunter.io/developer/1395838483) | [AITYTECH](https://appshunter.io/developer/1885549185) |

## What reviewers say

### AWS Certified Developer DVAC02

[App page](https://appshunter.io/ios/app/aws-certified-developer-dvac02/id1562160188)

Prepare for your AWS Certified Developer exam with practice questions updated monthly. This app offers exam simulation, detailed explanations for correct and incorrect answers, and the ability to save difficult questions for offline study.

**Highlights:** Monthly updated questions for 2025, Two exact-filtering features, Save difficult questions offline, Examination mode for realistic testing, Straightforward explanations for answers

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Premium Content | $7.99 | one-time |
| Unlock complete App | $9.99 | one-time |


### ML Engineer Assoc Prep

[App page](https://appshunter.io/ios/app/ml-engineer-assoc-prep/id6761751751)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Lifetime | $3.99 | one-time |


## Frequently asked questions

### Is AWS Certified Developer DVAC02 free?

AWS Certified Developer DVAC02 is free to download, with in-app purchases available.

### Is ML Engineer Assoc Prep free?

ML Engineer Assoc Prep is free to download, with in-app purchases available.

### Do AWS Certified Developer DVAC02 or ML Engineer Assoc Prep have ads?

Neither AWS Certified Developer DVAC02 nor ML Engineer Assoc Prep shows ads.

### Which is updated more often, AWS Certified Developer DVAC02 or ML Engineer Assoc Prep?

AWS Certified Developer DVAC02 ships an update every 3 months, and ML Engineer Assoc Prep every 5 weeks. Most recently, AWS Certified Developer DVAC02 was updated on June 7, 2026 and ML Engineer Assoc Prep on September 18, 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.*