# Simple Karate Scoreboard vs JSKA

The clearest difference is in-app purchases: JSKA at none against Simple Karate Scoreboard's 3. JSKA also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.6). On price, update cadence and device support there is nothing between them.

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

Simple Karate Scoreboard ships an update every 2 months, JSKA every 6 weeks. The most recent releases landed on October 22, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Simple Karate Scoreboard | JSKA |
| --- | --- | --- |
| 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 6 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 41 MB | 20 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NAOYA ONO](https://appshunter.io/developer/1530328146) | [MVM INFOTECH COMPANY LIMITED](https://appshunter.io/developer/1190265195) |

## 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 |


### JSKA

[App page](https://appshunter.io/ios/app/jska/id6455376240)

**Features:** macOS Compatibility

**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 JSKA free?

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

### Do Simple Karate Scoreboard or JSKA have ads?

Simple Karate Scoreboard shows ads; JSKA does not.

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

Simple Karate Scoreboard ships an update every 2 months, and JSKA every 6 weeks. Most recently, Simple Karate Scoreboard was updated on October 22, 2026 and JSKA on October 6, 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.*