Circadian Display
Adaptive screen warmth and dimming curves for better evening comfort and sleep.
Mohit Tomar System
Screenshots
Description
Circadian Display continuously adjusts your screen's warmth and brightness throughout the evening based on customizable curves you define. Unlike standard night light solutions with fixed on/off schedules, Circadian Display provides a smooth, gradual transition tailored to your preferences.
Features:
- Dynamic comfort curves with precise warmth and dimming levels over time
- Dual-engine modes: Native (system-level) and Overlay (software-based, works on all devices)
- Background scheduler for automatic, hands-free operation
- Privacy-first: completely offline, tracker-free, no data collection
- Open source (Apache 2.0)
What’s new (1.0.0)
- Initial public release
- Custom circadian warmth and dimming curves
- Dual display engine: Overlay Mode and Native Mode (via WRITE_SECURE_SETTINGS)
- Automatic background scheduling every 15 minutes
- Completely offline, privacy-first, zero trackers
Versions
Permissions
What the app asks the system for. Android only grants sensitive access after you confirm it.
- Display over other appsDraw content on top of other apps.
- WRITE_SECURE_SETTINGS
- Run at startupStart automatically after the device is switched on.
- REQUEST_IGNORE_BATTERY_OPTIMIZATIONS
- PACKAGE_USAGE_STATS
- Prevent sleepingKeep the device from going to sleep.
- Network stateCheck whether and how the device is connected.
- Foreground serviceKeep running in the background, visible in the status bar.
Show 1 more permissions
- app.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
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