Sleep Calculator

Beta

Calculate optimal bedtimes and wake times based on sleep cycles, with age-specific settings, calendar export, and alarm integration.

All calculations are done locally in your browser. 100% private.

Beta

Calculate optimal bedtimes and wake times based on sleep cycles, with age-specific settings, calendar export, and alarm integration.

All calculations are done locally in your browser. 100% private.

Sleep Settings

What do you want to calculate?

I need to wake up at...

Quick Scenarios

Select a time and calculate to see optimal sleep times