Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Sleep
Sleep Need by Age Calculator
Find how many hours of sleep you should be getting based on your age and activity level. Helpful when adjusting routines for athletes, teens, or seniors.
Fill in the required fields to see your result.
Sleep
Shift Work Sleep Calculator
Calculate when you should go to sleep to get 8 hours of rest before your shift, accounting for commute time. Essential for night-shift and rotating-schedule workers.
Fill in the required fields to see your result.
Key differences
| Sleep Need by Age Calculator | Shift Work Sleep Calculator | |
|---|---|---|
| Category | Sleep | Sleep |
| Inputs required | 2 | 2 |
| Result | Recommended Sleep (hours) | Recommended Sleep Start (hours) |
| What it does | Find how many hours of sleep you should be getting based on your age and activity level. Helpful when adjusting routines for athletes, teens, or seniors. | Calculate when you should go to sleep to get 8 hours of rest before your shift, accounting for commute time. Essential for night-shift and rotating-schedule workers. |