# 【LITE版】危険物取扱者試験 乙4「30日合格プログラム」 vs Worbbing

The clearest difference is ads: 【LITE版】危険物取扱者試験 乙4「30日合格プログラム」 at none against Worbbing's shown. Worbbing's advantage is update cadence (every 2 days vs every 11 months) and iOS requirement (12.0 vs 15.0). On price, 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.

【LITE版】危険物取扱者試験 乙4「30日合格プログラム」 ships an update every 11 months, Worbbing every 2 days. The most recent releases landed on October 11, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 【LITE版】危険物取扱者試験 乙4「30日合格プログラム」 | Worbbing |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 11 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 14 MB | 49 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [ReCorrect Inc.](https://appshunter.io/developer/1141646408) | [shogo isaji](https://appshunter.io/developer/1720113915) |

## What reviewers say

### 【LITE版】危険物取扱者試験 乙4「30日合格プログラム」

[App page](https://appshunter.io/ios/app/lite-430/id1439549203)

Prepare for the hazardous materials handler exam with this app. It analyzes past questions to help you pass with minimal study time. Features include adaptive mock tests and focused study on weak areas.

**Highlights:** Past question analysis, Adaptive mock tests, Focused study on weak subjects, Progress tracking, Randomized question selection

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

**In-app purchases:** none


### Worbbing

[App page](https://appshunter.io/ios/app/worbbing-easy-word-learning/id6504094847)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 【LITE版】危険物取扱者試験 乙4「30日合格プログラム」 free?

【LITE版】危険物取扱者試験 乙4「30日合格プログラム」 is free to download, with no in-app purchases.

### Is Worbbing free?

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

### Do 【LITE版】危険物取扱者試験 乙4「30日合格プログラム」 or Worbbing have ads?

Worbbing shows ads; 【LITE版】危険物取扱者試験 乙4「30日合格プログラム」 does not.

### Which is updated more often, 【LITE版】危険物取扱者試験 乙4「30日合格プログラム」 or Worbbing?

【LITE版】危険物取扱者試験 乙4「30日合格プログラム」 ships an update every 11 months, and Worbbing every 2 days. Most recently, 【LITE版】危険物取扱者試験 乙4「30日合格プログラム」 was updated on October 11, 2026 and Worbbing on October 16, 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.*