# AI vs PEP検定対策 500問

The clearest difference is price: AI at Free against PEP検定対策 500問's $3.99. PEP検定対策 500問's advantage is in-app purchases (none vs 3) and ads (none vs shown). On update cadence, device support and iOS requirement there is nothing between them.

AI is free to download; PEP検定対策 500問 costs $3.99 up front. AI sells 3 one-off in-app purchases. PEP検定対策 500問 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | AI | PEP検定対策 500問 |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 154 MB | 34 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [合同会社HopStep](https://appshunter.io/developer/1749721044) | [satoshi yoshida](https://appshunter.io/developer/1873856165) |

## What reviewers say

### AI

[App page](https://appshunter.io/ios/app/ai-901-study-and-practice/id6759863242)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Complete Pack - Sale | $5.99 | one-time |
| Complete Pack | $9.99 | one-time |
| Lifetime Premium | $11.99 | one-time |


### PEP検定対策 500問

[App page](https://appshunter.io/ios/app/pep-500/id6790246249)

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

**In-app purchases:** none


## Frequently asked questions

### Is AI free?

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

### Is PEP検定対策 500問 free?

PEP検定対策 500問 costs $3.99, with no in-app purchases.

### Do AI or PEP検定対策 500問 have ads?

AI shows ads; PEP検定対策 500問 does not.

### Which is updated more often, AI or PEP検定対策 500問?

AI ships an update every 3 weeks, and PEP検定対策 500問 every 3 weeks. Most recently, AI was updated on November 5, 2026 and PEP検定対策 500問 on October 31, 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.*