7 Services from focus-sleep-calc.x402tookit.com

Calculates how much caffeine remains in your system after a given number of hours and when it will drop below a customizable threshold, using an adjustable half-life model.

Returns a list of optimal bedtimes or wake times based on 90-minute sleep cycles and a configurable fall-asleep allowance, given either a known wake-up time or a known bedtime.

Generates a full Pomodoro work schedule with timed work blocks, short breaks, and long breaks displayed in 12-hour clock times, given a total work duration and start time.

Given a nap start time, returns wake-up clock times for standard nap lengths (10, 20, 30, 60, 90 min plus an optional custom length), with a bedtime gap check flagging which naps are too close to tonight's bedtime.

Splits a time window into equal-length focus blocks separated by breaks, returning each block's start/end times (12-hour clock), block count, leftover minutes, and totals.

Calculates sleep debt by tallying nightly sleep hours against a target need, returning net shortfall, short night count, average sleep, and extra hours per night needed to recover.

Generates a day-by-day bedtime and wake-time shifting schedule to gradually adjust sleep toward a new time zone, with exact 12-hour clock times for each day.