# Ace AWS ML Engineer Associate vs AI Study Buddy Uni Edition

The clearest difference is in-app purchases: Ace AWS ML Engineer Associate at none against AI Study Buddy Uni Edition's 3. Ace AWS ML Engineer Associate also leads on iOS requirement (16.0 vs 18.6). AI Study Buddy Uni Edition's advantage is update cadence (weekly vs every 55 months). On price, ads and device support there is nothing between them.

Both are free to download. AI Study Buddy Uni Edition sells 3 in-app purchases, starting at $0.99 per month. Ace AWS ML Engineer Associate asks for nothing beyond the download.

Ace AWS ML Engineer Associate ships an update every 55 months, AI Study Buddy Uni Edition weekly. The most recent releases landed on October 3, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Ace AWS ML Engineer Associate | AI Study Buddy Uni Edition |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 55 months | **Weekly** |
| Size | 1 MB | 19 MB |
| Requires iOS | **16.0** | 18.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [DjamgaTech Corp](https://appshunter.io/developer/969000181) | [Michael Houlder](https://appshunter.io/developer/1861298518) |

## What reviewers say

### Ace AWS ML Engineer Associate

[App page](https://appshunter.io/ios/app/ace-aws-ml-engineer-associate/id1611600527)

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

**In-app purchases:** none


### AI Study Buddy Uni Edition

[App page](https://appshunter.io/ios/app/ai-study-buddy-uni-edition/id6756544587)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Uni Edition Subscription | $0.99 | per month |
| AI Study Buddy Annual Plan | $24.99 | per year |
| Study Buddy Full Access | $2.99 | one-time |


## Frequently asked questions

### Is Ace AWS ML Engineer Associate free?

Ace AWS ML Engineer Associate is free to download, with no in-app purchases.

### Is AI Study Buddy Uni Edition free?

AI Study Buddy Uni Edition is free to download, with in-app purchases available.

### Do Ace AWS ML Engineer Associate or AI Study Buddy Uni Edition have ads?

Neither Ace AWS ML Engineer Associate nor AI Study Buddy Uni Edition shows ads.

### Which is updated more often, Ace AWS ML Engineer Associate or AI Study Buddy Uni Edition?

Ace AWS ML Engineer Associate ships an update every 55 months, and AI Study Buddy Uni Edition weekly. Most recently, Ace AWS ML Engineer Associate was updated on October 3, 2026 and AI Study Buddy Uni Edition on October 20, 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.*