GNS Karate vs MSK BEACON
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GNS Karate
This app provides students with important notifications and announcements. Access curriculum videos, sign up for events, and manage pertinent information for martial arts training.
- Notifications and announcements
- Curriculum video access
- Event sign-ups
- Student information portal
- Mobile access
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Go No Sen Karate has been helping students "Build Better Bodies & Stronger Minds!" for over 25 years! Recieve important notifications and announcements for Go No Sen Students. Sign up for special events, view curriculum videos, and get all pertinent information right on your mobile device.
MSK BEACON
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MSK BEACON is a research data collection app operated by Memorial Sloan Kettering Cancer Center (MSK). It helps individuals enrolled in authorized MSK research studies securely share certain health and activity data available through Apple HealthKit with MSK for research purposes. BEACON is available only to eligible research participants who have received a unique access token from the MSK research team. To get started, you may be asked to confirm your Apple ID, enter your study-provided token, accept the Terms of Use, and choose which HealthKit data you want to share. BEACON will access and transmit only the HealthKit data you authorize. What BEACON does • Enables you to connect Apple HealthKit to MSK for an applicable MSK research study • May transmit historical HealthKit data and support ongoing data transmission, depending on the study and permissions you approve • Helps MSK receive and store authorized research data in systems used or authorized by MSK for research purposes Important information • Not for emergencies: BEACON does not provide medical advice, medical monitoring, emergency services, or alerts. For emergencies, call 911 or go to the nearest emergency room. • No medical guidance: BEACON is designed to collect and transmit research data and does not provide interpretations, recommendations, warnings, alerts, or feedback about your health. • Apple services: BEACON relies on Apple HealthKit and other Apple services; your use of Apple products and services is subject to Apple’s terms and privacy practices. Privacy & security • You will provide your date of birth and the token ID provided by the research study team to confirm you are a study participant. • The app also collects certain information automatically (such as app usage, device information, IP address/log data, and analytics information) to operate, secure, and improve the app. • Do not share your access token. If you believe your token or device has been compromised, contact the study team. Support For technical assistance or questions about using the app, contact: beacon@mskcc.org
Screenshots
Verdict
The clearest difference is update cadence: MSK BEACON at every 9 days against GNS Karate's every 2 months. GNS Karate's advantage is iOS requirement (11.4 vs 15.6). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
GNS Karate ships an update every 2 months, MSK BEACON every 9 days. The most recent releases landed on September 27, 2026 and October 4, 2026 respectively.
| Parameter | GNS Karate | MSK BEACON |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (8 ratings) — better | — |
| Number of ratings | 8 — better | — |
| Update frequency | Every 2 months | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.4 — better | 15.6 |
| Further details — not scored | ||
| Size | 22 MB | 48 MB |
| Age rating | 4+ | 4+ |
| Developer | Adam McCauley | Memorial Sloan Kettering Cancer Center |
In-app purchases
GNS Karate
No in-app purchases
MSK BEACON
No in-app purchases









