# Brain Flipper vs 観光英語検定3級 試験対策｜問題集

The clearest difference is price: Brain Flipper at Free against 観光英語検定3級 試験対策｜問題集's $2.99. Brain Flipper also leads on update cadence (every 3 days vs every 3 weeks) and iOS requirement (15.0 vs 17.6). On ads, in-app purchases and device support there is nothing between them.

Brain Flipper is free to download; 観光英語検定3級 試験対策｜問題集 costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Brain Flipper ships an update every 3 days, 観光英語検定3級 試験対策｜問題集 every 3 weeks. The most recent releases landed on September 14, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Brain Flipper | 観光英語検定3級 試験対策｜問題集 |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/3/id6764068403/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Monetization | — | Paid |
| Size | 3 MB | 6 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Satoshi Ishiwata](https://appshunter.io/developer/1876108945) | [RYOHEI HORIUCHI](https://appshunter.io/developer/1869799988) |

## What reviewers say

### Brain Flipper

[App page](https://appshunter.io/ios/app/brain-flipper/id6758971094)

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

**In-app purchases:** none


### 観光英語検定3級 試験対策｜問題集

[App page](https://appshunter.io/ios/app/3/id6764068403)

This app prepares users for the written portion of the Level 3 Certified Tour Guide English Proficiency Test. It covers essential tourism vocabulary, English communication, grammar, and knowledge of global and domestic tourism and culture. Features include structured learning blocks, multiple-choice practice questions, a review function for weak areas, and a mock test mode.

**Highlights:** Structured learning by topic, 4-choice practice questions, Review function for weak areas, Mock test mode, Learn in short bursts, Covers tourism vocabulary and English communication

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

**In-app purchases:** none


## Frequently asked questions

### Is Brain Flipper free?

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

### Is 観光英語検定3級 試験対策｜問題集 free?

観光英語検定3級 試験対策｜問題集 costs $2.99, with no in-app purchases.

### Do Brain Flipper or 観光英語検定3級 試験対策｜問題集 have ads?

Neither Brain Flipper nor 観光英語検定3級 試験対策｜問題集 shows ads.

### Which is updated more often, Brain Flipper or 観光英語検定3級 試験対策｜問題集?

Brain Flipper ships an update every 3 days, and 観光英語検定3級 試験対策｜問題集 every 3 weeks. Most recently, Brain Flipper was updated on September 14, 2026 and 観光英語検定3級 試験対策｜問題集 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.*