# DSPViewer2 vs Internal Admin Exam Prep JP

The clearest difference is ads: DSPViewer2 at none against Internal Admin Exam Prep JP's shown. DSPViewer2 also leads on iOS requirement (12.0 vs 16). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

DSPViewer2 ships an update every 2 months, Internal Admin Exam Prep JP every 3 months. The most recent releases landed on September 10, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | DSPViewer2 | Internal Admin Exam Prep JP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 3 months |
| Size | 31 MB | 14 MB |
| Requires iOS | **12.0** | 16 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Artis Solutions Co., Ltd.](https://appshunter.io/developer/979779981) | [Ryouhei Azuma](https://appshunter.io/developer/1353297781) |

## What reviewers say

### DSPViewer2

[App page](https://appshunter.io/ios/app/dspviewer2/id1527217930)

**In-app purchases:** none


### Internal Admin Exam Prep JP

[App page](https://appshunter.io/ios/app/internal-admin-exam-prep-jp/id6763018161)

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

**In-app purchases:** none


## Frequently asked questions

### Is DSPViewer2 free?

DSPViewer2 is free to download, with no in-app purchases.

### Is Internal Admin Exam Prep JP free?

Internal Admin Exam Prep JP is free to download, with no in-app purchases.

### Do DSPViewer2 or Internal Admin Exam Prep JP have ads?

Internal Admin Exam Prep JP shows ads; DSPViewer2 does not.

### Which is updated more often, DSPViewer2 or Internal Admin Exam Prep JP?

DSPViewer2 ships an update every 2 months, and Internal Admin Exam Prep JP every 3 months. Most recently, DSPViewer2 was updated on September 10, 2026 and Internal Admin Exam Prep JP on September 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.*