Welcome to CrossFit Relentless Heart

CrossFit & HYROX gym in Brackenfell, Cape Town

We’re fueled by a passion for empowering individuals to live their best lives.
Our mission is to support those eager to enhance their overall well-being, mobility, confidence, and self-image. We believe in fostering a mindset that prioritizes personal growth over professional athleticism, all the while emphasizing the importance of support and kindness within our immediate CrossFit family.

Rumble

Trio Edition

Are you competing in the RUMBLE – TRIO EDITION this weekend? If so – check out the informational page to make sure you know what’s all happening, when it’s all happening and what you need to do to be prepared! Good luck to all of our competitors!

Rumble Series

Duo Edition

The workouts are live and it’s time to throw down! Grab your partner, lock in your strategy, and get your entries in before spots are gone.
Check out the Workouts now and see what the Relentless Rumble Duo Edition 2025 has in store.

Considering joining the family?

Why choose Relentless?

Based in Brackenfell in a fully kitted-out gym facility with everything you need to reach your physical peak, Relentless strives to be a welcoming and professionally run outfit that brings out the best in YOU!

Passionate coaches focused on your movement quality and standards
Quality equipment - inclusive training environment from non-competitors to competitors from beginners to pros
Group classes with individual attention
Specializing in CrossFit, Weightlifting & Gymnastics

Membership

Membership packages to suit your needs

We offer flexible membership rates and packages to suit your needs and budget. Whether you’re a professional athlete, aiming to become a professional or simply wanting to become the best version of yourself – RELENTLESS has you covered!

Buy stuff

Need supplements, nutrition, workout gear or RELENTLESS branded apparel?
We’ve got you covered. Everything you need to become the best version of yourself can be found right here.