# AWS AI Developer Exam Prep vs ML Engineer Assoc Prep

The clearest difference is update cadence: AWS AI Developer Exam Prep at every 8 days against ML Engineer Assoc Prep's every 5 weeks. ML Engineer Assoc Prep's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. AWS AI Developer Exam Prep sells 4 in-app purchases, starting at $6.99 per 7 days 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 AI Developer Exam Prep ships an update every 8 days, ML Engineer Assoc Prep every 5 weeks. The most recent releases landed on September 25, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | AWS AI Developer Exam Prep | ML Engineer Assoc Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 5 weeks |
| Size | 26 MB | 89 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anthony Perry](https://appshunter.io/developer/1874405012) | [AITYTECH](https://appshunter.io/developer/1885549185) |

## What reviewers say

### AWS AI Developer Exam Prep

[App page](https://appshunter.io/ios/app/aws-ai-developer-exam-prep/id6760701090)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TechPrep Pro Weekly | $6.99 | per 7 days |
| TechPrep Pro Monthly | $12.99 | per month |
| TechPrep Pro Annual | $34.99 | per year |
| Pro Lifetime | $49.99 | 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 AI Developer Exam Prep free?

AWS AI Developer Exam Prep 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 AI Developer Exam Prep or ML Engineer Assoc Prep have ads?

Neither AWS AI Developer Exam Prep nor ML Engineer Assoc Prep shows ads.

### Which is updated more often, AWS AI Developer Exam Prep or ML Engineer Assoc Prep?

AWS AI Developer Exam Prep ships an update every 8 days, and ML Engineer Assoc Prep every 5 weeks. Most recently, AWS AI Developer Exam Prep was updated on September 25, 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.*