82% of Calibrex members see performance gains in just 2 weeks.
At Calibrex we're deeply rooted in human performance principles - as the Romans used to say: mens sana in corpore sano ("a healthy mind in a healthy body").
We live in a stressful and distracted world - Calibrex helps you reconnect with yourself to create a healthier and stronger version of you.

Strength
Progress effectively and safely
Calibrex's state-of-the-art velocity based training (VBT) analyzes every aspect of your lifts from speed, power, balance, arc and more to determine exactly when you should increase or decrease the weight.

Confidence
Let Calibrex do the work
Just hit start and your Calibrex coach will guide you through the entire workout through your headphones. From what exercise is next, to how many reps you should do and it counts you down between sets.
No need to use your phone at all during the workout if you don't want to.

Longevity
Live a longer, healthier life
Get to chase your grandchildren when you get older - live a longer and healthier life by prioritizing your mobility with countless of Calibrex workouts that leverage your unique data and the latest sports science to personalize your workouts.

Community
Join others who are on the same journey
Create groups with friends or join the public leaderboards to see how you stack up along your peers and demographic.
Founding members get access to the feature request board, receive exclusive merch and an invite to a group chat with the founders.
Designed & built with 🖤 in NYC
Design and innovation are part of our DNA
What started out as a way for an ex-pro athlete to check his form and program workouts has evolved into so much more in the 2+ years and 25M+ reps since then.
We've meticulously hand assembled every device to this day right here in NYC.
It gets smarter as you get stronger.
No two workouts are the same with Calibrex. As you get stronger, so does your membership - translating your data and habits into actionable workout insights, all in real-time through your 🎧

Getting fit should be easy & accessible to everyone.
There are plenty of fitness trackers out there, but none of them track your lifts. Calibrex is the first AI-enabled workout wearable that tracks every rep, just like a trainer would. Get all the benefits of a pro-level personal trainer for the same cost as 2 protein shakes a month, or half of your Netflix subscription.

Elite coaching, fraction of the cost.
Calibrex Premium Monthly Price Comparison:
- Less than 1 fancy *bucks drink
- = 2 protein shakes per month
- = 1/2 of your Netflix