About this app
SleepArchitect is a 6-week, evidence-based CBT-I (Cognitive Behavioral Therapy for Insomnia) program plus an on-device sleep tracker that respects your data. Read the sleep signals your iPhone and wearable already capture (stages, HRV, SpO2, latency) and get one specific, actionable coaching insight every morning, generated on-device by Apple Intelligence so your biometrics never leave your device. THE 6-WEEK CBT-I PROGRAM Daily lessons grounded in CBT-I, the gold-standard non-pharmaceutical treatment for chronic insomnia. Stimulus control. Sleep restriction. Cognitive restructuring. Built around your actual sleep data, not generic advice. PRIVATE BY DESIGN On-device sleep stage analysis. On-device Foundation Models for the morning narrative. No cloud sync. Sleep data stays on your phone. WHAT'S BUILT IN Nightly sleep stage tracking via phone-on-mattress motion sensing Optional HealthKit integration for HRV, SpO2, stages from your wearable On-device AI coaching insight each morning 6-week structured CBT-I curriculum Smart alarm in your lightest stage Sleep journal with mood + behavior tagging Privacy: https://nexasphere.io/legal/sleeparchitect/privacy Support: support@nexasphere.io Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://nexasphere.io/privacy
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 19, 2026 · 7:43 AM Free