# Study Coin (4174d1) vs 受験カウントダウン｜共通テストまであと何日

The clearest difference is in-app purchases: Study Coin (4174d1) at none against 受験カウントダウン｜共通テストまであと何日's 1. Study Coin (4174d1) also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, update cadence and ads there is nothing between them.

Both are free to download. 受験カウントダウン｜共通テストまであと何日 sells 1 one-off in-app purchase. Study Coin (4174d1) asks for nothing beyond the download.

Study Coin (4174d1) ships an update fortnightly, 受験カウントダウン｜共通テストまであと何日 every 2 weeks. The most recent releases landed on October 21, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Study Coin (4174d1) | 受験カウントダウン｜共通テストまであと何日 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Size | 110 MB | 10 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Shotaro Hamada](https://appshunter.io/developer/6790985477) | [Kota Mizumura](https://appshunter.io/developer/1874359577) |

## What reviewers say

### Study Coin (4174d1)

[App page](https://appshunter.io/ios/app/study-coin-4174d1/id6790985475)

**In-app purchases:** none


### 受験カウントダウン｜共通テストまであと何日

[App page](https://appshunter.io/ios/app/id6796396204)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 受験カウントダウン Pro | $1.99 | one-time |


## Frequently asked questions

### Is Study Coin (4174d1) free?

Study Coin (4174d1) is free to download, with no in-app purchases.

### Is 受験カウントダウン｜共通テストまであと何日 free?

受験カウントダウン｜共通テストまであと何日 is free to download, with in-app purchases available.

### Do Study Coin (4174d1) or 受験カウントダウン｜共通テストまであと何日 have ads?

Neither Study Coin (4174d1) nor 受験カウントダウン｜共通テストまであと何日 shows ads.

### Which is updated more often, Study Coin (4174d1) or 受験カウントダウン｜共通テストまであと何日?

Study Coin (4174d1) ships an update fortnightly, and 受験カウントダウン｜共通テストまであと何日 every 2 weeks. Most recently, Study Coin (4174d1) was updated on October 21, 2026 and 受験カウントダウン｜共通テストまであと何日 on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*