BH Nocturne

BH Nocturne is a simple sleep debt tracker for Apple Watch, iPhone and iPad. Instead of yet another sleep score, it tells you plainly how much sleep you've missed over the last two weeks – and what to do about it tonight. SLEEP DEBT Your total sleep shortfall over 14 days. Recent nights weigh the most, and longer sleep and naps pay the debt back. YOUR OWN SLEEP NEED The app estimates how much sleep you need – even if an alarm wakes you every day. TONIGHT'S PLAN "Go to bed at 10:15 pm to pay back 40 min." With an early event in your calendar, the plan moves your wake-up time. If your rhythm is much later than your plan, the app suggests shifting bedtime gradually. BODY CLOCK Your chronotype (lark or owl), social jet lag, sleep regularity, heart rate through the day, daylight and overnight wrist temperature. Plus a day plan: when to do focused work, when your energy dips, when to have…