# QuizKnock vs ガス主任技術者 乙種 | 2026年対策問題

The clearest difference is price: QuizKnock at Free against ガス主任技術者 乙種 | 2026年対策問題's $1.99. QuizKnock also leads on iOS requirement (15 vs 17.0). ガス主任技術者 乙種 | 2026年対策問題's advantage is ads (none vs shown). On update cadence, in-app purchases and device support there is nothing between them.

QuizKnock is free to download; ガス主任技術者 乙種 | 2026年対策問題 costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

QuizKnock ships an update every 6 weeks, ガス主任技術者 乙種 | 2026年対策問題 every 3 weeks. The most recent releases landed on October 29, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | QuizKnock | ガス主任技術者 乙種 | 2026年対策問題 |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.9 (72 ratings)](https://appshunter.io/ios/app/quizknock/id1475094074/reviews)** | — |
| Number of ratings | **72** | — |
| Positive reviews | 82.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Ad-supported | — |
| Size | 20 MB | 6 MB |
| Requires iOS | **15** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [baton Inc.](https://appshunter.io/developer/1021899705) | [Masaki Kobayashi](https://appshunter.io/developer/1882180437) |

## What reviewers say

### QuizKnock

[App page](https://appshunter.io/ios/app/quizknock/id1475094074)

Learn through engaging quizzes, articles, and puzzles. This educational media platform offers daily updates on news, useful knowledge, and in-depth columns. It also features interactive謎解き (nazotoki - puzzle-solving) and content linked to a popular YouTube channel.

**Highlights:** Daily updated articles, Interactive quiz articles, Puzzle and riddle challenges, YouTube channel integration, Article bookmarking, Progress tracking (accuracy rate)

**Features:** Vision Pro support

**In-app purchases:** none


### ガス主任技術者 乙種 | 2026年対策問題

[App page](https://appshunter.io/ios/app/2026/id6777657615)

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

**In-app purchases:** none


## Frequently asked questions

### Is QuizKnock free?

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

### Is ガス主任技術者 乙種 | 2026年対策問題 free?

ガス主任技術者 乙種 | 2026年対策問題 costs $1.99, with no in-app purchases.

### Do QuizKnock or ガス主任技術者 乙種 | 2026年対策問題 have ads?

QuizKnock shows ads; ガス主任技術者 乙種 | 2026年対策問題 does not.

### Which is updated more often, QuizKnock or ガス主任技術者 乙種 | 2026年対策問題?

QuizKnock ships an update every 6 weeks, and ガス主任技術者 乙種 | 2026年対策問題 every 3 weeks. Most recently, QuizKnock was updated on October 29, 2026 and ガス主任技術者 乙種 | 2026年対策問題 on October 1, 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.*