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Sleep Diary

Log bedtimes, wake times and awake periods with CSV export.

Tool inputs stay in your browser · optional AI search sends your query

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Good to know: Personal wellness and record-keeping only, not a medical device, diagnosis, treatment or emergency service. Entries remain in this page memory: no server submission or browser-storage saving. Download before refreshing, navigating away or closing. Timers require this page to remain open; background tabs, locked screens and sleeping devices can delay cues. Do not use timers for medication-critical tasks. Adapt movement to your ability and stop if you feel unwell.

How to use it (step by step)

  1. 1Enter bedtime and wake time, including the correct dates.
  2. 2Enter minutes awake and your own restfulness rating.
  3. 3Add the entry and download CSV. Estimated sleep is self-reported, not measured.

Words to know

CSV export
A simple spreadsheet file (values separated by commas) that apps like Excel, Google Sheets and Meta Business Suite can save and open.
Session-only record
Entries are held only in this open page. Download the CSV to keep a copy before leaving or refreshing.

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