PrayerTime.sg is a free application designed for Muslims in Singapore and Malaysia, offering accurate prayer time references and notifications. With features like Azan notifications, Islamic calendar, and optional in-app purchases to support app development, it aims to enhance the prayer experience. The app provides prayer times organized for today and monthly, along with local notifications, custom Azan notifications, and Qibla compass functionality.

Users can easily locate the nearest Mosque and Musollah, stay updated with new timings each year, and benefit from iOS 14 Home Screen Widgets and Apple Watch integration. The app operates offline after initial internet synchronization, ensuring precise notifications locally scheduled on the device.