Simple Karate Scoreboard vs JSKA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Simple Karate Scoreboard
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.
- 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
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A scoreboard app for karate. It is easy to use and has simple operations. It also has a SENSHU indicator(the indicator that gets first point) and you can set the timer. ● Basic functions 1 . Theme You can choose from two themes, "Theme 1" and "Theme 2", on the setting screen. Theme 1 has a "+" button for the scoring method, while Theme 2 has "Ippon", "Waza-ari", and "Yaku" buttons. 2. Player name Tap "Player1" or "Player2" on the screen to enter the player's name. 3. Adding and subtracting points You can add or subtract points by tapping the button next to the score. You can also add points by tapping the score. 4. Penalties (C1/C2) Tap a number to increase the number of penalties by one. If you press the number by mistake and want to decrease the number of penalties by one, press and hold the number to decrease it. 5. Timer Tap the time to start the timer. If you want to stop it, tap it again. You can set the timer time to either "2 minutes" or "3 minutes" in the settings screen. 6. Take first(SENSHU) When one of the players gets a point first, a yellow circle will be displayed on the score of that player. If you want to cancel the preemptive score due to a foul, tap the yellow circle. 7. Reset Tap the gear icon at the bottom center of the screen to display the menu, where you can reset the score, timer and foul count. ● Privacy Policy https://apps.seeds-digital.com/privacy-policy/ ● Terms of Use https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
JSKA
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Our mobile app provides convenient access to the JSKA Passport, the official certificate that serves as proof of membership and technical status recognized by the Japan Shotokan Karate Association's headquarters.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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 September 6, 2026 and September 18, 2026 respectively.
| Parameter | Simple Karate Scoreboard | JSKA |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 83.3% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 2 months | Every 6 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 41 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | NAOYA ONO | MVM INFOTECH COMPANY LIMITED |
In-app purchases
Simple Karate Scoreboard
- Premium Plan$0.991 Month
- Support Developer$0.99
- Remove ads$24.99
JSKA
No in-app purchases
Questions
Is Simple Karate Scoreboard free?
Is JSKA free?
Do Simple Karate Scoreboard or JSKA have ads?
Which is updated more often, Simple Karate Scoreboard or JSKA?
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