See what your body has in reserve.
BodyReserve turns your Apple Watch data into one understandable Energy Reserve — and shows exactly why it changed.
No account. No subscription. No black box.
Today’s Shape
Every number has a reason.
See how overnight recovery, activity and supported physiological-stress estimates shaped your day. Freshness, confidence and gaps stay visible, so a score never has to stand alone.
Overnight recharge
Recovery and compatible sleep evidence explain the morning rise.
+31General activity
Movement outside a recorded workout appears as a distinct contribution.
−8Evidence gap
An unsuitable or missing window stays visible instead of being filled with a neutral estimate.
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Focused by design
Built for one job.
BodyReserve is a focused energy app for Apple Watch and iPhone. It brings Energy Reserve, Morning Recovery and physiological stress together without adding coaching feeds, calorie tracking, social features or unrelated dashboards.
Read how the models workPrivate by architecture
Your health data stays with you.
BodyReserve is designed around read-only Apple Health access and on-device calculation. No account is required for the core experience, and your health information does not need to be uploaded to a BodyReserve server.
You remain in control of Apple Health permissions and can remove BodyReserve’s derived local data without changing the original information in Apple Health.
Read about privacyPricing
One purchase. No subscription.
Price not finalized yet.Core features purchased once remain unlocked. That includes Energy Reserve, Morning Recovery, physiological stress, confidence, freshness and the core iPhone and Apple Watch experience included with the purchased product.
If an optional future service has genuine ongoing costs, it may be offered separately. It will not be required to keep using the core features already purchased.
Read the purchase promiseHuman support
Built and supported by people who use it.
Clear troubleshooting, readable model changes and direct email support—without a support bot, account portal or tracking form.
Get supportFrequently asked
Clear answers, without the fog.
Read the full FAQWhat is BodyReserve?
BodyReserve is a focused iPhone and Apple Watch wellness app that brings Energy Reserve, Morning Recovery and discrete physiological-stress estimates together and keeps the reasons behind them visible.
Does BodyReserve upload health information?
BodyReserve is designed to calculate its wellness estimates on your devices without a backend health-data upload. This pre-release architecture will be checked against the shipping app and final App Store privacy disclosures.
Will BodyReserve require a subscription?
No. The core BodyReserve app is a one-time purchase with no auto-renewable subscription.