Sleep Cycle

Targets the end of a 90-minute cycle so you wake during light sleep.

About this tool

Plan sleep around 90-minute cycles. Either:

  • "I want to wake at HH:MM" → bedtime suggestions.
  • "I'm going to bed at HH:MM" → wake-up suggestions.

Defaults: 14 min to fall asleep, 5 cycles target (≈ 7.5 h).