# GX問題集 ベーシック：GXの試験対策用勉強アプリ vs QC検定２級 用語集

The clearest difference is monetization model: GX問題集 ベーシック：GXの試験対策用勉強アプリ at free against QC検定２級 用語集's paid. GX問題集 ベーシック：GXの試験対策用勉強アプリ also leads on review sentiment (11% vs 0%) and iOS requirement (12.0 vs 15.1). QC検定２級 用語集's advantage is device support. On update cadence and in-app purchases there is nothing between them.

Both ship on a similar rhythm, roughly every 6 months. The most recent releases landed on August 20, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | GX問題集 ベーシック：GXの試験対策用勉強アプリ | QC検定２級 用語集 |
| --- | --- | --- |
| Price | — | **$1.99** |
| Rating | **[4.2 (70 ratings)](https://appshunter.io/ios/app/gx-gx/id6590616951/reviews)** | — |
| Number of ratings | **70** | — |
| Positive reviews | **11.1% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | Every 6 months | Every 6 months |
| Monetization | **Free** | Paid |
| Size | 55 MB | 34 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [株式会社キイロ乃カモ](https://appshunter.io/developer/1796537168) | [Daisuke Matsubara](https://appshunter.io/developer/1720755722) |

## What reviewers say

### GX問題集 ベーシック：GXの試験対策用勉強アプリ

[App page](https://appshunter.io/ios/app/gx-gx/id6590616951)

This app offers a comprehensive study guide for the GX Certification Basic exam, featuring practice questions with explanations. It allows for offline use, progress tracking, and identification of weak areas through radar charts. The content is based on official texts and designed to build systematic foundational knowledge in decarbonization and sustainability.

**Highlights:** Ad-free GX Certification Basic practice questions, Detailed explanations for each question, Offline study capability, Progress tracking and weak area analysis, Randomized and chapter-specific question modes, Radar chart for visualizing strengths and weaknesses

**In-app purchases:** none


### QC検定２級 用語集

[App page](https://appshunter.io/ios/app/qc/id6743335472)

This app serves as a vocabulary builder for the QC Kentei Level 2 exam. It requires no user registration and plans to add new terms regularly. Ideal for new employees and students seeking to understand fundamental quality control concepts.

**Highlights:** Vocabulary builder, QC Kentei Level 2 focus, No user registration, Terms updated regularly, Fundamental quality control concepts

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

**In-app purchases:** none


## Frequently asked questions

### Is GX問題集 ベーシック：GXの試験対策用勉強アプリ free?

Pricing for GX問題集 ベーシック：GXの試験対策用勉強アプリ is not currently listed on the App Store.

### Is QC検定２級 用語集 free?

QC検定２級 用語集 costs $1.99, with no in-app purchases.

### Which is updated more often, GX問題集 ベーシック：GXの試験対策用勉強アプリ or QC検定２級 用語集?

GX問題集 ベーシック：GXの試験対策用勉強アプリ ships an update every 6 months, and QC検定２級 用語集 every 6 months. Most recently, GX問題集 ベーシック：GXの試験対策用勉強アプリ was updated on August 20, 2026 and QC検定２級 用語集 on September 9, 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.*