Core Calendar

Core Calendar is a lightweight and fast calendar application designed for users who value simplicity, precision and local control.

The application supports both touch interaction and keyboard-driven input through a built-in console available on the main screen. Events can be created and managed using simple text commands, allowing efficient and focused scheduling.

Designed for clarity and speed

Core Calendar avoids unnecessary complexity.
There are no user accounts and no login requirements.
All events are stored locally on your device.

Reliable reminders

The app supports exact alarms and notification delivery, including restoration of scheduled reminders after device restart.

On some devices with aggressive battery optimization, reminders may require additional system settings adjustments.

Data & privacy

• No personal data is collected by this application
• No tracking is performed by this application
• No user accounts
• All calendar data remains on your device

If ads are enabled in future versions, they are provided by third-party networks under their own privacy policies.

Additional features

• CSV import and export
• Insights and simple reports
• Interactive notification diagnostics
• Continuous improvements planned

Core Calendar aims to provide a focused and reliable scheduling experience without unnecessary background services or cloud dependency.

Thank you for using Core Calendar.