You got a scary number. Your doctor said “come back in 6 months.”
A borderline A1c. A high 10-year heart risk. Muscle melting off on a GLP-1. The result lands, the fear spikes — and nobody tells you what it means or what to actually do. Calqulate Vitals fills that gap: it translates the number, tracks the real trend, and hands you the single change that lowers your risk most.
Snapshot → Track → Act → Reverse
A one-time calculator gives you a number and walks away. Calqulate Vitals is a loop you live in.
Snapshot — free, no account
Enter your numbers (and labs, if you have them). We run validated clinical engines — Pooled Cohort Equations, Framingham, FINDRISC — to compute your Metabolic Health Score, heart age, and 10-year heart-attack & diabetes risk. This part is genuinely free and stateless.
Track — your real trend, not the noise
Re-measure weekly. Our trajectory engine fits a statistical model to YOUR history and separates the real signal from day-to-day noise — so a 2-point wiggle doesn't scare you, and a real improvement isn't hidden. You finally get a number that moves between lab tests.
Act — your single highest-impact lever
We don't say 'eat healthy.' We simulate each change against your own risk equations and rank them by how far they move YOUR numbers: 'Quit smoking → −8.5% 10-yr heart risk, −5 years heart age.' One clear next action, quantified.
Reverse — prove it's working
Watch your score climb and your risk fall, month over month. Forecast where you'll land if the trend holds. Export a doctor-shareable PDF. This is the proof the scale never gave you.
Two engines a free calculator (or an AI) can't copy
Anyone can reproduce a risk formula. What can't be reproduced is a model built on your accumulated history.
1 · Personal trajectory engine
Your weight, glucose, and blood pressure jump around day to day. We run a statistical state-space model (a Kalman filter) over your personal series to estimate the true underlying trend beneath the noise — with a confidence level. It answers the only question that matters when you're trying: “is this actually working, or is it just a good day?”
Defensible by design: the estimate depends on your entire history. A competitor — or an AI — starting today has no series, so it can't reconstruct your trajectory. Every measurement deepens the moat.
2 · Counterfactual “next lever” simulator
Instead of generic advice, we run a personalized what-if: we change one factor at a timetoward a realistic target, re-run every validated risk engine on your inputs, and measure exactly how far each move shifts your numbers — then rank them by impact per unit of effort.
The output is in your own units (“−8.5% heart risk, −5 years heart age”), not platitudes — which is the difference between a tool people keep paying for and one they cancel.
Built on validated, published models — Pooled Cohort Equations (ASCVD), Framingham (heart age), FINDRISC (diabetes) — wrapped in personalization that compounds with use.
Built for the moment the system left you on your own
"My A1c is 5.7 and my doctor said come back in 6 months."
Get the reversal plan they didn't give you — and proof, week by week, that you're moving out of the danger zone before it becomes type-2 diabetes.
"I'm losing weight but I'm scared it's muscle — and that I'll bounce back when I stop."
Track lean mass vs. fat, not just pounds. We flag when you're losing muscle too fast and forecast rebound risk so coming off the drug doesn't undo months of work.
"My 10-year risk came back high and nobody explained what it means."
Plain-English translation of exactly how worried to be, what's driving it, and the one change that lowers it most — so you can stop spiraling and start acting.
Why people stay
Start free. Upgrade to track & reverse.
The snapshot is genuinely free — run any engine once, nothing saved. One plan unlocks the trajectory engine, your next-lever protocol, GLP-1 muscle tracking, and doctor PDFs.
Billed monthly. Switch to yearly anytime.
- Make sure you are losing fat, not muscle. Up to 40% of GLP-1 weight loss can be muscle. Muscle is what keeps the weight off, so we watch it for you.
- Keep your complete treatment history forever. Change your phone, change your doctor, change your medication. Your full timeline follows you.
Everything in Free, plus unlock these with Calqulate Vitals:
- Watch your heart and diabetes risk fall over time
- See when you will reach your goal weight
- Know the single change that will help you most
- Save full check-ins and build a real history
- Download your full health report
- Know how today will feel before it happens
- Watch your progress week by week, and see plateaus coming
- Find out exactly why your weight loss slowed
- Know when you are ready, or not ready, to increase your dose
- Bring organized progress reports to your appointments
- Make sure you are losing fat, not the muscle that keeps weight off
- Track more than one medication at the same time
- Never run out of medication
- Check the protein in as many meals as you like
- See your best case, likely case and worst case
- Get a plan that adapts as your body changes
- Keep your complete treatment history forever
Create your account, then pay securely. Cancel anytime.
Educational decision-support — not a replacement for your doctor
Calqulate Vitals helps you understand and track your risk and bring better questions to your clinician. It is not medical advice, diagnosis, or treatment. Always consult a licensed professional about your health decisions.
Everything you need to start is free
Free covers today: log every dose, watch your weight, see how much medication is still working. Premium tells you what happens next: when you will hit your goal, why progress slowed, and whether you are losing fat or muscle.
Start free, no card. Upgrade when you want the predictions.