# 毎日 脳トレ vs 航空保安警備2級対策 500問

The clearest difference is price: 毎日 脳トレ at Free against 航空保安警備2級対策 500問's $5.99. 毎日 脳トレ also leads on update cadence (every 5 days vs every 2 months). 航空保安警備2級対策 500問's advantage is ads (none vs shown). On in-app purchases, device support and iOS requirement there is nothing between them.

毎日 脳トレ is free to download; 航空保安警備2級対策 500問 costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

毎日 脳トレ ships an update every 5 days, 航空保安警備2級対策 500問 every 2 months. The most recent releases landed on November 11, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 毎日 脳トレ | 航空保安警備2級対策 500問 |
| --- | --- | --- |
| Price | **Free** | $5.99 |
| Rating | **[4.6 (201 ratings)](https://appshunter.io/ios/app/15/id1579132658/reviews)** | — |
| Number of ratings | **201** | — |
| Positive reviews | 65.4% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Every 2 months |
| Monetization | Ad-supported | — |
| Size | 135 MB | 34 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [nullhouse Inc.](https://appshunter.io/developer/853672308) | [satoshi yoshida](https://appshunter.io/developer/1873856165) |

## What reviewers say

### 毎日 脳トレ

[App page](https://appshunter.io/ios/app/15/id1579132658)

Engage in daily brain training exercises designed to diagnose and improve cognitive functions. Track your progress with visual aids and unlock new challenges as you consistently train your mind. This app offers a variety of mini-games to keep your brain sharp and entertained.

**Highlights:** Daily brain diagnosis, Variety of 26 mini-games, Progress tracking with graphs, Achievement medals and rewards, Customizable app appearance, Training reminders

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

**In-app purchases:** none


### 航空保安警備2級対策 500問

[App page](https://appshunter.io/ios/app/2-500/id6772071040)

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

**In-app purchases:** none


## Frequently asked questions

### Is 毎日 脳トレ free?

毎日 脳トレ is free to download, with no in-app purchases.

### Is 航空保安警備2級対策 500問 free?

航空保安警備2級対策 500問 costs $5.99, with no in-app purchases.

### Do 毎日 脳トレ or 航空保安警備2級対策 500問 have ads?

毎日 脳トレ shows ads; 航空保安警備2級対策 500問 does not.

### Which is updated more often, 毎日 脳トレ or 航空保安警備2級対策 500問?

毎日 脳トレ ships an update every 5 days, and 航空保安警備2級対策 500問 every 2 months. Most recently, 毎日 脳トレ was updated on November 11, 2026 and 航空保安警備2級対策 500問 on November 5, 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.*