# SAA 模擬問題集 for AWS vs SkillStack

The clearest difference is in-app purchases: SAA 模擬問題集 for AWS at none against SkillStack's 7. SkillStack's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 5 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. SkillStack sells 7 in-app purchases, starting at $5.99 per month. SAA 模擬問題集 for AWS asks for nothing beyond the download.

SAA 模擬問題集 for AWS ships an update every 5 months, SkillStack every 2 weeks. The most recent releases landed on September 18, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | SAA 模擬問題集 for AWS | SkillStack |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Size | 50 MB | 50 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TOTAL CLOUD, K.K.](https://appshunter.io/developer/1559136332) | [MINATRY](https://appshunter.io/developer/1893323595) |

## What reviewers say

### SAA 模擬問題集 for AWS

[App page](https://appshunter.io/ios/app/saa-for-aws/id6749674424)

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

**In-app purchases:** none


### SkillStack

[App page](https://appshunter.io/ios/app/skillstack-it/id6762196789)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム（月額） | $5.99 | per month |
| プレミアム3ヶ月プラン | $17.99 | per 3 months |
| プレミアム（年額） | $59.99 | per year |
| AIクレジット お試し | $1.99 | one-time |
| AIクレジット スタンダード | $2.99 | one-time |
| AIクレジット お得 | $5.99 | one-time |
| AIクレジット プロ | $11.99 | one-time |


## Frequently asked questions

### Is SAA 模擬問題集 for AWS free?

SAA 模擬問題集 for AWS is free to download, with no in-app purchases.

### Is SkillStack free?

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

### Do SAA 模擬問題集 for AWS or SkillStack have ads?

SAA 模擬問題集 for AWS shows ads; SkillStack does not.

### Which is updated more often, SAA 模擬問題集 for AWS or SkillStack?

SAA 模擬問題集 for AWS ships an update every 5 months, and SkillStack every 2 weeks. Most recently, SAA 模擬問題集 for AWS was updated on September 18, 2026 and SkillStack on September 13, 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.*