big O'Clock

Big O'Clock is a smart alarm clock and daily routine app designed to help you wake up on time and stay productive. Create ultra-reliable alarms with repeat schedules, fade-in volume, vibration, and custom ringtones. Stop oversleeping with wake-up challenges like math tasks, shake-to-stop, barcode or QR scan, and photo verification. Stay organized throughout the day with a clean bedside clock, world clock, timer, stopwatch, and handy widgets for instant access. Ideal for heavy sleepers, students, and busy professionals who need a dependable alarm clock app and simple, effective routines.