Onyx: Martial Arts

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Onyx is the all-in-one martial arts app designed to simplify your training and your club.

Book classes in seconds, track your belt progress, manage your schedule, and stay connected with your gym — all in one place.

For students, Onyx makes it easy to: • Book and manage classes • Track belts and grading progress • View upcoming sessions and events • Stay organised with your training

For club owners and instructors, Onyx helps you: • Manage memberships and attendance • Run classes and events effortlessly • Reduce admin and save time • Grow your club with a modern system

No outdated systems. No unnecessary complexity. Just everything you need to run and experience a martial arts club properly.

Train smarter. Stay consistent. Progress faster.