# ボイラー　試験 vs CountDown

The clearest difference is price: CountDown at $0.99 against ボイラー　試験's $4.99. ボイラー　試験's advantage is device support (3 vs 1) and iOS requirement (9.0 vs 12.0). On ads and in-app purchases there is nothing between them.

ボイラー　試験 costs $4.99 and CountDown $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | ボイラー　試験 | CountDown |
| --- | --- | --- |
| Price | $4.99 | **$0.99** |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 months |
| Size | 74 MB | 38 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | Apple TV |
| Age rating | 17+ | 4+ |
| Developer | [hada keiko](https://appshunter.io/developer/1491577277) | [Amit Verma](https://appshunter.io/developer/1219761009) |

## What reviewers say

### ボイラー　試験

[App page](https://appshunter.io/ios/app/id1491583300)

**Features:** Vision Pro support

**In-app purchases:** none


### CountDown

[App page](https://appshunter.io/ios/app/countdown-habit-tracker/id1511816621)

**In-app purchases:** none


## Frequently asked questions

### Is ボイラー　試験 free?

ボイラー　試験 costs $4.99, with no in-app purchases.

### Is CountDown free?

CountDown costs $0.99, with no in-app purchases.

### Do ボイラー　試験 or CountDown have ads?

Neither ボイラー　試験 nor CountDown shows ads.

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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.*