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Website, pricing, platforms and company facts side by side.
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| Website | freewww.com | selfcommit.dev |
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| Company | Startup from the United States · 1 - 9 employees · 2026 | — |
| Listed in | — |
In their own words, as submitted to SaaSHub.


Sleep Calculator helps you plan and optimize your sleep based on natural 90-minute sleep cycles. Input your desired wake-up or bedtime, and the calculator will provide the best times to sleep or wake for full cycles. Track your sleep history, get circadian rhythm guidance, and use practical tips...
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As answered by people managing Freewww and Selfcommit.dev.
Freewww's answer
Uses 90-minute sleep cycles with sleep history and circadian guidance in one free web tool.
Freewww's answer
Fast, accurate, web-based, no signup required, with actionable sleep optimization tips.
Freewww's answer
Individuals seeking better sleep, remote workers, students, and health-conscious users.
Freewww's answer
Built to help users improve sleep quality and wake up refreshed without relying on apps or complex trackers.
Freewww's answer
Web-based JavaScript, HTML5, and CSS3 for fast, responsive performance.
Freewww's answer
Individuals improving sleep habits Students Remote workers Health enthusiasts
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When comparing Freewww and Selfcommit.dev, you can also consider the following products.

Bio-alarm clock that wakes you up at optimal times based on your sleep patterns.
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Common alarm clocks ignore your sleep cycles, they wake you on schedule no matter your are currently in your deep sleep. Waking up from deep sleep is unpleasant, it makes you tired and it may negatively affect your productivity during the whole day.
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Gentle Alarm can consider your sleepcycles to wake you up when you are in light sleep.
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SleepBot is a sleep tracking app available in Google Play and the Apple App Store.
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