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Sleep Hours Calculator
Wake up refreshed using natural 90-minute sleep cycles.
Use our free sleep hours calculator and sleep calculator to find the best time to sleep or wake up. Plan natural sleep cycles with zero sign up.
I made Sleep Hours Calculator because waking up tired after a long sleep is annoying. Often, the problem is not how much you sleep. Instead, you wake up in the middle of deep sleep. This causes morning grogginess.
This tool helps you count forward or backward using natural 90-minute sleep cycles. It automatically adds 15 minutes to help you fall asleep. It also has quick tools for power naps, coffee cutoffs, and jet lag.
It is completely free. It works right inside your web browser. You do not need to sign up or give your email.
What tools or features should I build next? I want to hear your ideas! 🚀
About Sleep Hours Calculator on Product Hunt
“Wake up refreshed using natural 90-minute sleep cycles.”
Sleep Hours Calculator was submitted on Product Hunt and earned 4 upvotes and 1 comments, placing #54 on the daily leaderboard. Use our free sleep hours calculator and sleep calculator to find the best time to sleep or wake up. Plan natural sleep cycles with zero sign up.
On the analytics side, Sleep Hours Calculator competes within Health & Fitness and Productivity — topics that collectively have 748.5k followers on Product Hunt. The dashboard above tracks how Sleep Hours Calculator performed against the three products that launched closest to it on the same day.
Who hunted Sleep Hours Calculator?
Sleep Hours Calculator was hunted by Harsh Sahani. A “hunter” on Product Hunt is the community member who submits a product to the platform — uploading the images, the link, and tagging the makers behind it. Hunters typically write the first comment explaining why a product is worth attention, and their followers are notified the moment they post. Around 79% of featured launches on Product Hunt are self-hunted by their makers, but a well-known hunter still acts as a signal of quality to the rest of the community. See the full all-time top hunters leaderboard to discover who is shaping the Product Hunt ecosystem.
For a complete overview of Sleep Hours Calculator including community comment highlights and product details, visit the product overview.
Harsh Sahani
Hi Product Hunt! 👋
I made Sleep Hours Calculator because waking up tired after a long sleep is annoying. Often, the problem is not how much you sleep. Instead, you wake up in the middle of deep sleep. This causes morning grogginess.
This tool helps you count forward or backward using natural 90-minute sleep cycles. It automatically adds 15 minutes to help you fall asleep. It also has quick tools for power naps, coffee cutoffs, and jet lag.
It is completely free. It works right inside your web browser. You do not need to sign up or give your email.
What tools or features should I build next? I want to hear your ideas! 🚀