# 東海堂 公式アプリ vs Referee Tools

The clearest difference is in-app purchases: 東海堂 公式アプリ at none against Referee Tools's 2. 東海堂 公式アプリ also leads on ads (none vs shown). Referee Tools's advantage is device support (3 vs 1). On price, update cadence and iOS requirement there is nothing between them.

Both are free to download. Referee Tools sells 2 one-off in-app purchases. 東海堂 公式アプリ asks for nothing beyond the download.

東海堂 公式アプリ ships an update every 3 months, Referee Tools every 6 months. The most recent releases landed on September 30, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 東海堂 公式アプリ | Referee Tools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.8 (4 ratings)](https://appshunter.io/ios/app/referee-tools/id1624421256/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 70.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | — | Free with in-app purchases |
| Size | 24 MB | 41 MB |
| Requires iOS | 16.1.1 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TOKAIDO K.K.](https://appshunter.io/developer/1573868609) | [NAOYA ONO](https://appshunter.io/developer/1530328146) |

## What reviewers say

### 東海堂 公式アプリ

[App page](https://appshunter.io/ios/app/id1573868607)

**In-app purchases:** none


### Referee Tools

[App page](https://appshunter.io/ios/app/referee-tools/id1624421256)

This app provides essential tools for referees, including a timer, whistle sounds, and penalty card displays. It supports various sports like soccer and rugby, with customizable options for countdowns, count-ups, and card colors.

**Highlights:** Adjustable timer (countdown/count up), Multiple whistle sounds, Full-screen penalty card display, Customizable card colors, Sound alerts for countdown timer

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support Developer | $0.99 | one-time |
| Remove ads | $2.99 | one-time |


## Frequently asked questions

### Is 東海堂 公式アプリ free?

東海堂 公式アプリ is free to download, with no in-app purchases.

### Is Referee Tools free?

Referee Tools is free to download, with in-app purchases available.

### Do 東海堂 公式アプリ or Referee Tools have ads?

Referee Tools shows ads; 東海堂 公式アプリ does not.

### Which is updated more often, 東海堂 公式アプリ or Referee Tools?

東海堂 公式アプリ ships an update every 3 months, and Referee Tools every 6 months. Most recently, 東海堂 公式アプリ was updated on September 30, 2026 and Referee Tools on October 7, 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.*