Calendar DND is an open-source Android application designed to enhance productivity by automatically managing your phone's Do Not Disturb (DND) settings based on your calendar events. It eliminates the need to manually toggle DND during meetings, ensuring you stay focused without interruptions.
Key Features:
- Automatic Activation: DND turns on at the start of meetings and off when they end, with support for back-to-back meeting merging.
- Privacy-First: All processing occurs on-device; no calendar data leaves your phone, and no accounts are required.
- Highly Configurable: Offers personalized filters for calendars, busy-only events, minimum duration, days of week, location requirements, and title keywords.
- Respects User Control: Detects manual DND changes during meetings and adapts accordingly.
- Battery Efficient: Uses minimal background activity to preserve battery life.
- Open Source: Fully transparent codebase available on GitHub under the Apache 2.0 license.
Use Cases:
- Professionals who frequently attend meetings and need uninterrupted focus.
- Users seeking to automate phone settings for better productivity.
- Individuals prioritizing privacy in app functionality.
- Android users on devices running Android 8.0 (Oreo) or higher, with optimal performance on Samsung devices.

