SIX measures meaningful moments by illuminating the pathway from body to brain, revealing the hidden flood of oxytocin and dopamine in your system.
Navigate The everyday.
Make insightful and transformative decisions on how you spend your time.
Learn what experiences and interactions contribute most to your sense of fulfillment. Meet draining events head-on with a more prepared, resourceful approach. Develop greater self-awareness over time, and build positive momentum every day, as you uncover what truly makes an impact on your mental and emotional well-being.
Build Better
Connections.
Create a positive feedback loop with the people in your life.
Humans are social animals, and our brains prove it. Our neurochemical levels rise and fall to match the levels of those around us. With SIX, you gain insight into your relationships and their underlying impact on your well-being. Connect with friends and family in the app to form the positive feedback loop you need to thrive, while offering intuitive support when it’s needed most.
Plan around the Forecast.
Accurately predict your mood and energy—and the behavior of people around you.
Calculate mood and energy up to two days in advance, both for yourself and your connections in the app. Anticipate precisely how people will respond to you throughout the day, what they’ll remember, and what they’ll do next—all based on how your neurochemical levels interact and influence each other.
Made for modern life.
Download On the App Store



Dr. Paul Zak
April 14, 2025
4 minute read
AI is changing work fast, and with that change comes real stress, uncertainty, and pressure to adapt. SIX helps individuals and teams understand what supports resilience, productivity, and psychological safety, turning hidden stress signals into actionable insight so people can do more than just survive workplace change, they can thrive through it.


Dr. Paul Zak
March 28, 2025
6 minute read
Thriving is more than wellness, it’s the science of building the energy, resilience, and emotional fitness to fully engage in life. Backed by years of neuroscience research, SIX helps people measure the moments that matter most and understand what truly fuels positive mood, purpose, and sustainable well-being.


Dr. Paul Zak
January 30th, 2026
5 minute read
Strong relationships are one of the most powerful tools we have for protecting emotional health, but only if we nurture them before crisis hits. This piece explores the idea of “hugs not drugs” and how neurotechnology can help us objectively understand when the people we care about are thriving or struggling, so we can show up at the moments that matter most.


Dr. Paul Zak
December 17th, 2025
3 minute read
Thriving isn't just personal. It is deeply social. Neuroscience shows that people who experience at least six meaningful Key Moments a day, most often through connection with others, have higher mood, energy, and engagement. The SIX app makes this visible by measuring emotional impact and helping you stay connected to the people who matter most.
After more than 20 years of published research, SIX can trace the unique imprint of oxytocin and dopamine on the human heartbeat. Using wearable devices and sophisticated algorithms powered by Immersion Neuroscience, you get the results in real time.
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