Changelog

SleepUtility is constantly being updated to provide you with the best experience. Below are the latest updates and changes made to our website.

Version 1.1.0 (2026-10-16)

• New Features:
  • Added a Nap Calculator that tells you when to set your alarm for a power nap or a full-cycle nap.
  • Added a Sleep Debt Calculator that totals your sleep debt from the past week and shows how long it takes to pay back.
  • Added a REM Sleep Calculator that estimates when each REM period happens after your bedtime.
  • Added a Jet Lag Calculator with a recovery estimate and a 3-day plan for shifting your sleep before you fly.
  • Added a Sleep Efficiency Calculator that shows how much of your time in bed you spend asleep.
• Improvements:
  • Added a guide, a table of bedtimes for common wake-up times, and a FAQ to the homepage.
• Bug Fixes:
  • Fixed "Sleep Now" picking the wrong hour, and sometimes the wrong AM/PM, when the current time was within a few minutes of the next hour.
• Content:
  • Updated The 7 Best SleepyTi.me Alternatives for 2026.

Version 1.0.4 (2025-07-06)

• Improvements:
  • Fixed a bug where the sleep cycle calculator would not correctly handle 12 AM/PM times.
• Content:
  • Published a new blog post: The 7 Best SleepyTi.me Alternatives for a Better Sleep in 2025.

Version 1.0.3 (2025-05-13)

• Improvements:
  • Made the navbar title clickable for easier navigation back to the homepage.
  • Improved user experience by allowing users to return to the homepage from the dashboard with a single click.
  • Created a dedicated changelogs page for users to easily track updates and changes. (Hello, you are here!)
• New Features:
  • Implemented passkey authentication.

Version 1.0.2 (2025-05-10)

• Improvements:
  • Improved homepage calculator design for better visibility based on user feedback.
  • Enhanced mobile responsiveness for a smoother experience on smaller screens.
  • Fixed minor bugs related to sleep cycle calculations.

Version 1.0.1 (2025-04-25)

• Improvements:
  • Improved responsiveness.
  • Updated favicon.
  • Implemented server-side rendering (SSR) for faster load times.
  • Added metadata to pages for improved SEO.
  • Add sitemap generation for better indexing by search engines.

Version 1.0.0 (2025-04-24)

• Initial Release: SleepUtility launched with a sleep calculator that helps users optimize their sleep schedule based on natural sleep cycles.
• Features:
  • Sleep cycle calculator
  • Customizable sleep settings
  • User-friendly interface
  • Sleep cycle education resources