Battery Health Estimator

Estimate your device's remaining battery life percentage based on current charge level and average daily usage hours, using local historical data.

Device Wellness / Personal Analytics iOS Paid subscription

Available on theApp Store soonRequest TestFlight invite

Screenshots coming soon.

Who it's for

How the subscription works

Freemium with subscription

Auto-renews monthly via Apple's standard subscription system.
Cancel anytime in Settings → Apple ID → Subscriptions.
Refunds handled by Apple per their policy at reportaproblem.apple.com.
No third-party tracking or analytics SDKs inside the app.

What we don't collect

Your contact list, photos, location, microphone, or camera.
Any content you enter into the app (notes, logs, data) — it stays on your device unless you explicitly sync.
Identifiers used to track you across other apps.

Full details in our privacy policy.

TestFlight beta

This app is in private beta on TestFlight. To request an invite, email [email protected] with the subject line TestFlight beta: Battery Health Estimator.

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