Tomorrow's recovery, today.

A web app for WHOOP members. Sign in with WHOOP and ZONAL turns your recovery, sleep, strain and workouts into a morning call, a forecast of tomorrow's recovery and a clear view of what moves your numbers.

The screens

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ZONAL Sign in screen: Members sign in with WHOOP and approve read-only access on WHOOP's own page. — **Sign in**Members sign in with WHOOP and approve read-only access on WHOOP's own page.

ZONAL Today screen: The morning call and the ZONAL Score, built from WHOOP Recovery, sleep and training load. — **Today**The morning call and the ZONAL Score, built from WHOOP Recovery, sleep and training load.

ZONAL Tomorrow's recovery screen: A forecast of tomorrow's recovery, with strain and sleep sliders to see what changes it. — **Tomorrow's recovery**A forecast of tomorrow's recovery, with strain and sleep sliders to see what changes it.

ZONAL This Morning screen: HRV, resting heart rate, steps and the rest, each against your own normal. — **This Morning**HRV, resting heart rate, steps and the rest, each against your own normal.

ZONAL Trends screen: Patterns and recovery over time, with your monthly recap at the top. — **Trends**Patterns and recovery over time, with your monthly recap at the top.

ZONAL Patterns screen: What stands out against your own normal, drawn as small charts. — **Patterns**What stands out against your own normal, drawn as small charts.

ZONAL What moves your numbers screen: The average next-morning HRV or RHR change after each session type, sleep length and recovery activity. — **What moves your numbers**The average next-morning HRV or RHR change after each session type, sleep length and recovery activity.

ZONAL Signal watch screen: Flags when several signals drift from your healthy normal at once. — **Signal watch**Flags when several signals drift from your healthy normal at once.

ZONAL Sleep schedule screen: How steady your bedtime and wake time are, against WHOOP's sleep need. — **Sleep schedule**How steady your bedtime and wake time are, against WHOOP's sleep need.

ZONAL Sleep schedule details screen: When you actually slept, and how your mornings went by bedtime. — **Sleep schedule details**When you actually slept, and how your mornings went by bedtime.

ZONAL Training screen: What each kind of session costs your next-morning recovery, and weekly hours by session. — **Training**What each kind of session costs your next-morning recovery, and weekly hours by session.

ZONAL Monthly recap screen: Your month against the one before, then every morning on a calendar. — **Monthly recap**Your month against the one before, then every morning on a calendar.

ZONAL What stood out screen: Your best week, toughest stretch and biggest change of the month. — **What stood out**Your best week, toughest stretch and biggest change of the month.

ZONAL Goals screen: Body weight, body fat and VO2 max goals, tracked by week. — **Goals**Body weight, body fat and VO2 max goals, tracked by week.

ZONAL Goals charts screen: Week by week against each goal, with a place to log the week. — **Goals charts**Week by week against each goal, with a place to log the week.

ZONAL Invite a friend screen: Members can share a personal link or send an invite email. Every email can unsubscribe. — **Invite a friend**Members can share a personal link or send an invite email. Every email can unsubscribe.

ZONAL Integrations screen: Optional connections to Claude, ChatGPT or Cursor, each behind its own consent screen. — **Integrations**Optional connections to Claude, ChatGPT or Cursor, each behind its own consent screen.

ZONAL Delete my data screen: Erases everything ZONAL holds and turns off its WHOOP access. — **Delete my data**Erases everything ZONAL holds and turns off its WHOOP access.

How WHOOP data is handled

Read-only, with consentMembers sign in with WHOOP OAuth and approve read-only access to their profile, body measurements, recovery, cycles, sleep and workouts.
Encrypted at restWHOOP data, names, emails and sign-in tokens are stored encrypted. Nothing is sold, used for advertising or used to train AI.
Deleted on requestSettings, Data, Delete my data erases everything ZONAL holds and revokes its WHOOP access.
Credited to WHOOPWHOOP data is labeled "Data by WHOOP" and shown in WHOOP's recovery colors. The ZONAL Score is labeled as ZONAL's own.

Screens show real WHOOP data from a beta member, with their name removed. ZONAL works with your WHOOP account and is not affiliated with or endorsed by WHOOP. ZONAL is for training and wellness and isn't medical advice. Read the privacy policy.