Onyx: Martial Arts

AG Martial Arts
Content rating
Everyone
10+
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Everyone
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About this app

Onyx: Martial Arts is the modern way to manage your martial arts training, classes, and progress - all in one place.

Whether you’re a student or part of a growing martial arts club, Onyx gives you a simple, powerful app designed to replace outdated systems and make everything run smoothly.
Updated on
Apr 24, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
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Data is encrypted in transit
You can request that data be deleted

What’s new

Seamless QR code check-in for a smoother class experience
Smart push notifications for bookings and reminders
One-tap calendar integration for all sessions and events
Performance enhancements and stability improvements
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Content rating
Everyone
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App support

About the developer
LIMITLESS MARTIAL ARTS LTD
info@agmartialarts.co.uk
Unit 5 The Old Dairy Business Centre 77-107 Empress Road SOUTHAMPTON SO14 0YT United Kingdom
+44 7378 351363
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