Daily steps toward lasting change.
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Your fitness best friend. Kai is the personal trainer for the rest of us.


Get daily, expert, human-to-human conversation about workout routines, nutrition plans, goal-setting, and accountability. 100% via text message.



Sign up and share your story & fitness goals


Get customized and evolving nutrition & fitness plans


Hit your goals with proactive daily accountability


Everything you need to reach your fitness goals.

A new kind of fitness coach

Reach your goal on your terms and on your time. 100% via text message. There's no app to download and no appointments to manage.


Kai is a truly personal personal trainer.


“...like a therapist and physical trainer mixed together.”


“If it's just me, I’ll make excuses, but this worked, and I saw gains.”


“I am LOVING this accountability. I finally feel like I'm not just spinning my wheels.”

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Find out if Kai is right for you:


The best coach is everything.

Reaching your fitness goal is not just a physical journey. Kai's technology brings the right coach to you, when you need them, for whatever you need. Here are a few of the experts Kai utilizes for you.


The fitness world is overwhelming.

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Kai makes it fit in your life.

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Kai helps you live a fitness lifestyle.


Real humans. Invisible technology.

Kai is not one single person. Kai is the combination of experts in fitness, diet, mindfulness, and accountability. Our technology ensures that Kai never loses track of your progress, so you don't either.


Daily interaction. Daily progress.

Lasting results and life-long habits come from relationship. Kai gives you a personalized plan and sets the pace that's right for you. You maintain control of your schedule and your life. Kai works on your time.


No judgement. No shame.

Kai will never make you feel bad about your fitness journey. Kai won't make you take before/after photos. Kai won't show you a photo of a ridiculously fit person (unless it's part of a meme, of course because memes are hilarious).


You shouldn't have to do it alone. Kai gets to know exactly how to help you, no matter what your goal is.