# Simple Karate Scoreboard vs ScoriUp Referee

The clearest difference is in-app purchases: ScoriUp Referee at none against Simple Karate Scoreboard's 3. ScoriUp Referee also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Simple Karate Scoreboard sells 3 in-app purchases, starting at $0.99 per month. ScoriUp Referee asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Simple Karate Scoreboard | ScoriUp Referee |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/simple-karate-scoreboard/id1576643941/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 41 MB | 4 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NAOYA ONO](https://appshunter.io/developer/1530328146) | [Dan Stoica](https://appshunter.io/developer/660266773) |

## What reviewers say

### Simple Karate Scoreboard

[App page](https://appshunter.io/ios/app/simple-karate-scoreboard/id1576643941)

This app provides a simple and intuitive scoreboard for karate matches. It features customizable themes, player name input, point and penalty tracking, a timer, and a "Senshu" indicator for the first point. Easily reset scores and fouls from the settings menu.

**Highlights:** Customizable themes (Theme 1 & Theme 2), Player name input, Add/subtract points, Penalty tracking (C1/C2), Adjustable timer (2 or 3 minutes), Senshu indicator, Reset scores and fouls

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan | $0.99 | per month |
| Support Developer | $0.99 | one-time |
| Remove ads | $24.99 | one-time |


### ScoriUp Referee

[App page](https://appshunter.io/ios/app/scoriup-referee/id1643317009)

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

**In-app purchases:** none


## Frequently asked questions

### Is Simple Karate Scoreboard free?

Simple Karate Scoreboard is free to download, with in-app purchases available.

### Is ScoriUp Referee free?

ScoriUp Referee is free to download, with no in-app purchases.

### Do Simple Karate Scoreboard or ScoriUp Referee have ads?

Simple Karate Scoreboard shows ads; ScoriUp Referee does not.

### Which is updated more often, Simple Karate Scoreboard or ScoriUp Referee?

Simple Karate Scoreboard ships an update every 2 months, and ScoriUp Referee every 2 months. Most recently, Simple Karate Scoreboard was updated on November 3, 2026 and ScoriUp Referee on October 27, 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.*