Privacy Policy

Last updated: October 18, 2026

BigBattery is developed by Roman Motornyi (“we”). BigBattery does not collect, store or transmit any personal data.

What the app uses

Battery level and charging state — read from iOS to draw the battery, update widgets and the Live Activity. This information stays on your iPhone.
Settings — your color style, clock, alert level and melody are stored on your device only.
Notifications and sounds — charge alerts are played locally on your device.

BigBattery has no accounts, no analytics, no advertising and makes no network requests.