
Sleep Calculator Plus
Optimize sleep cycles
About
This utility helps you determine the ideal times to sleep or wake up by calculating based on natural 90-minute sleep cycles. It aims to help users feel more refreshed and energized by waking them between these cycles.
What's New in Sleep Calculator Plus
1.1
February 13, 2025
Bugfixes and stability improvements
Developer apps
FAQ
How does Sleep Calculator Plus work?
Sleep Calculator Plus factors in approximately 15 minutes to fall asleep and then calculates ideal sleep times based on complete 90-minute sleep cycles. It suggests optimal bedtimes for a desired wake-up time or the best wake-up times if you are going to bed now.
What is the optimal sleep cycle length used by Sleep Calculator Plus?
Sleep Calculator Plus is based on the principle of natural 90-minute sleep cycles. The app helps users wake up between these cycles to promote a feeling of being refreshed.
Does Sleep Calculator Plus have ads?
No, Sleep Calculator Plus is ad-free. The app explicitly states 'No ads, no in-app purchases' in its features list.
On which devices can I use Sleep Calculator Plus?
Sleep Calculator Plus is available for iPhone and iPad. The app supports both devices, indicated by its platform compatibility.
What is the age rating for Sleep Calculator Plus?
Sleep Calculator Plus has an age rating of 4+. This indicates it is suitable for children and adults.
How often is Sleep Calculator Plus updated?
Sleep Calculator Plus was last updated on February 13, 2025, with version 1.1. This suggests recent development and maintenance.
What makes Sleep Calculator Plus stand out?
Users often appreciate the simple and intuitive interface, along with an elegant dark design for nighttime use. The 'Suggested' times are also highlighted as particularly recommended for a refreshing sleep.
Is Sleep Calculator Plus free to download and use?
Yes, Sleep Calculator Plus is available for free. The app's pricing is listed as 'Free' and it does not feature in-app purchases.



