SleepArc - Sleep Tracker

Track your sleep, get a nightly 0-100 score, and wake up gently. 100% offline, no account, no subscription.

SleepArc turns last night into a number. Track your sleep, see a clear 0-100 score, and wake up gently with a smart alarm - all 100% offline. No account, no server, no subscription.

WHY SLEEPARC Popular sleep apps are powerful but locked behind subscriptions, and the free one-time options only exist on one platform. SleepArc fills the gap: one-time purchase, fully offline, lightweight.

KEY FEATURES • Sleep score - a clear 0-100 rating for every night from duration, timing and regularity • Smart alarm - wake in your lightest sleep window so mornings feel easier • Trends - weekly and monthly charts, score line, bedtime consistency and sleep-debt graphs • History & ranking - per-night log with best/worst nights and night-event details • Export & share - back up your data and share a summary card • Bedtime reminders and a relaxing sleep timer

PRIVACY FIRST Everything is stored locally on your device. No network, no account. Night events are estimated on-device and never uploaded.

ONE-TIME UNLOCK Use the core tracker, score and smart alarm for free. Unlock Premium once for unlimited history, full trends, advanced insights, widget and backup. No subscription, no ads.