Circlock — Sleep & Recovery Planner for Shift Workers
Circlock is a personalised circadian planning app for flight crew, nurses, paramedics and anyone who works irregular hours. Know exactly when to sleep, wake, eat and take caffeine to stay sharp — every shift.
Features
- Sleep debt tracker — see your 7-day sleep deficit at a glance
- Sharpness score — know your alertness level before your next duty
- Pre-duty alerts — reminders 9h, 3h and 1h before your shift
- Caffeine & meal log — time your intake around your body clock
- Roster import — paste your weekly schedule and get a full plan
Who is Circlock for?
Flight crew, cabin crew, nurses, paramedics, firefighters, police officers and anyone working night shifts or irregular rosters. If your schedule fights your body clock, Circlock helps you win.
How does shift work affect sleep?
Shift work disrupts your circadian rhythm — the internal 24-hour clock that controls when you feel alert or sleepy. Circlock uses circadian science to build personalised sleep and recovery plans around your actual roster.
Start your free plan at circlock.app