SleepCycleHub

What it does

Calculate optimal bedtimes and wake times using 90-minute sleep cycle math. Extra tools cover naps, shift work, caffeine cutoff timing, jet lag recovery, and age-based sleep needs.

Features

• 90-minute sleep cycle calculator
• Nap timer
• Caffeine cutoff calculator
• Shift work schedules
• Jet lag recovery

Best for

People planning better sleep schedules.

Shelved under

SleepCycleHub is an independent website. Tools Lib lists it; features and pricing are set by its makers and can change.