# Cloud Architect Pro Prep vs 8 Days Pass AI

The clearest difference is iOS requirement: Cloud Architect Pro Prep at 13.0 against 8 Days Pass AI's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Cloud Architect Pro Prep sells 1 one-off in-app purchase and 8 Days Pass AI sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Cloud Architect Pro Prep ships an update every 3 weeks, 8 Days Pass AI fortnightly. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Cloud Architect Pro Prep | 8 Days Pass AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Size | 89 MB | 315 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [AITYTECH](https://appshunter.io/developer/1885549185) | [ChengYuan Chang](https://appshunter.io/developer/1162555076) |

## What reviewers say

### Cloud Architect Pro Prep

[App page](https://appshunter.io/ios/app/cloud-architect-pro-prep/id6762125528)

**Features:** Vision Pro support

**In-app purchases (1)**

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


### 8 Days Pass AI

[App page](https://appshunter.io/ios/app/8-days-pass-ai-103/id6808637509)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI-103 Full Access | $19.99 | one-time |


## Frequently asked questions

### Is Cloud Architect Pro Prep free?

Cloud Architect Pro Prep is free to download, with in-app purchases available.

### Is 8 Days Pass AI free?

8 Days Pass AI is free to download, with in-app purchases available.

### Do Cloud Architect Pro Prep or 8 Days Pass AI have ads?

Neither Cloud Architect Pro Prep nor 8 Days Pass AI shows ads.

### Which is updated more often, Cloud Architect Pro Prep or 8 Days Pass AI?

Cloud Architect Pro Prep ships an update every 3 weeks, and 8 Days Pass AI fortnightly. Most recently, Cloud Architect Pro Prep was updated on October 31, 2026 and 8 Days Pass AI on October 29, 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.*