# TRIAL UNIT2 vs Zen Power Exam

The clearest difference is ads: TRIAL UNIT2 at none against Zen Power Exam's shown. 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.

TRIAL UNIT2 ships an update every 10 days, Zen Power Exam every 8 days. The most recent releases landed on October 24, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | TRIAL UNIT2 | Zen Power Exam |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/trial-unit2/id1519638159/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 10 days | **Every 8 days** |
| Monetization | Free | — |
| Size | 8 MB | 40 MB |
| Requires iOS | 12.4 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Satoru Takahashi](https://appshunter.io/developer/753683887) | [Katsuya Kawase](https://appshunter.io/developer/1749728640) |

## What reviewers say

### TRIAL UNIT2

[App page](https://appshunter.io/ios/app/trial-unit2/id1519638159)

Engage in a straightforward shooting game controlled by simple screen swipes. Select your weapon and difficulty level to begin, with progressively higher levels becoming available as you advance.

**Highlights:** Swipe-based gameplay, Weapon selection, Level progression, Simple controls, Shooting mechanics

**Features:** macOS Compatibility

**In-app purchases:** none


### Zen Power Exam

[App page](https://appshunter.io/ios/app/zen-power-exam/id6504720230)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TRIAL UNIT2 free?

TRIAL UNIT2 is free to download, with no in-app purchases.

### Is Zen Power Exam free?

Zen Power Exam is free to download, with no in-app purchases.

### Do TRIAL UNIT2 or Zen Power Exam have ads?

Zen Power Exam shows ads; TRIAL UNIT2 does not.

### Which is updated more often, TRIAL UNIT2 or Zen Power Exam?

TRIAL UNIT2 ships an update every 10 days, and Zen Power Exam every 8 days. Most recently, TRIAL UNIT2 was updated on October 24, 2026 and Zen Power Exam on October 4, 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.*