Tool
Caffeine Cutoff Calculator
Estimate when to stop caffeine before bed based on your timing and sensitivity.
Interactive calculator
Adjust the timing and watch the recommendation update live.
Choose a sensible default, nudge the values, and the result updates immediately.
Live updates
Bedtime: 22:45
Caffeine sensitivity: 6
Use your likely sleep time, not just when you get into bed.
Higher sensitivity pushes the cutoff earlier.
Live result
Recommended cutoff
3:33 pm
Based on the current inputs. Change any field above and this section updates instantly.
A sensitivity score of 6 shifts the cutoff earlier to protect sleep quality.
- Higher sensitivity means an earlier cutoff.
Change any field or tap a preset chip to test a different scenario.
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Disclaimer
Recovery Timing provides general educational timing guidance only. It does not diagnose, treat, or replace professional medical advice.
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