Free demos
Open them, play with the inputs, see real output. The same engine that runs on real users.
Bio age calculator
Eight inputs. Thirty seconds. Get a biological-age estimate grounded in peer-reviewed coefficients.
Free · no signupWhat-if simulator
Move a slider. See what one extra hour of sleep, or a better VO₂, would do to your bio age.
Free · no signupLongevity Coach
Ask anything about longevity research. Citations inline. Personalised replies require sign-in.
Free previewInside the iPhone app
The full Thier toolbox unlocks when you sign in. Same engine; live wearable data, daily protocol, and continuous tracking.
Bio-age trends
Your trajectory across 30D / 90D / 1Y, smoothed.
Streak & trophies
Daily-protocol record + freeze tokens.
Supplements
Personalised stack + daily check-off + adherence ring.
Hydration
Personalised intake target + log.
Body protocols
Cold / sauna / breathwork tracker.
Protocols
Run an N=1 trial on your own data.
Screenings
Preventive-care calendar — what's due when.
Cognitive tests
Reaction · memory · processing speed.
Family longevity
Inherited-risk map across both lineages.
Genome
Polygenic risk scores from your 23andMe export.
Meditation
Personalised guided sessions on a schedule.
Care Circle
Invite an accountability buddy.
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