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Brain Lab · Premium printable report

Plan your day around your body clock.

The free Chronotype Test gives your morningness score and your chronotype. The Chronotype Timetable estimates when your melatonin onset falls, lays your day on a 24-hour clock with your sharpest hours, reads 6:00, 7:00 and 8:00 AM alarms against your natural wake window, reads your free days and gives you a 14-day log to check the estimate.

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$24.99 · one-time · personalized PDF · secure checkout after your result
Melatonin onset24-hour clock14-day logNot medical advice

Last reviewed

See it before you buy

Three pages from a worked example

A finished report for an example result: a morningness score of 30 out of 100, Evening-Leaning, with an estimated melatonin onset between 10:38 and 11:22 PM. Yours is written from your own answers. Tap a page to see it full size.

Worked example, the cover with the morningness score and the melatonin-onset window
The coverYour morningness score and your melatonin-onset window
Worked example, what moved the score and how confident it is
What moved your scoreThe answers that pushed it, and how sure the estimate is
Worked example, the day on a 24-hour clock
Your day by the clockYour sharpest hours and your night on a 24-hour clock

Free result vs premium report

See your chronotype free. Buy the timetable only if it helps.

The report is not sold blind. You first take the Chronotype Test and see your morningness score and your chronotype.

Always free

Your morningness score, your chronotype and what it means for your days.

Premium report

Your estimated melatonin-onset window, what moved your score, your day on a 24-hour clock, early alarms read against your natural wake, your free days and a 14-day log.

What you get

Your body clock laid out hour by hour, written from your answers.

I.

Your melatonin-onset window

When your body clock likely starts its night, estimated from your score.

II.

What moved your score

The answers that pushed it, and how confident the estimate is.

III.

Your day by the clock

Your sharpest hours and your night on a 24-hour clock.

IV.

Workdays and early alarms

6:00, 7:00 and 8:00 AM alarms read against your natural wake window.

V.

Free days

Where your sleep falls when no alarm sets it.

VI.

A 14-day log

Two weeks to check the estimate against your own days, and the signs that are worth a doctor’s time.

Ready when your hours matter

$24.99

One-time purchase. A personalized printable PDF of about 8 pages. Secure checkout after your free result. If your report fails to generate, we refund you in full, and we handle any other refund request case by case.

Start the free test →
Stripe checkoutNo account neededRefund if it failsEducational only

Questions

Before you buy

Do I need the free test first?

Yes. Your report is written from your own Chronotype Test answers, so you see your morningness score and your chronotype before paying.

Is this medical advice?

No. It is an educational report on chronotype, not a diagnosis, a sleep study or medical advice. The report names the signs that are worth a doctor’s time.

How is the report made?

Your report is an advanced analysis and synthesis of your own results. Within a framework designed by the LifeByLogic team, an AI model, Anthropic’s Claude, is the analysis tool: it is given only your results and the framework, and no one reviews a report by hand before it reaches you.

When do I get it?

Your report opens on the page you return to after checkout, usually in about a minute, and we email you one copy. You can download it for 30 days after it is ready.