| What it does | Free calculators for sleep, mental wellbeing, recovery, fitness, nutrition and healthy living
| Free marketing calculators for ROI, ROAS, customer lifetime value and profitability metrics
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| Stage | Not given
| Established
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| Founded | Not given
| 2018
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| Based in | Not given
| CH
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| Pricing model | Free
| Free
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| Pricing | Not given
| Not given
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| Key features | - Sleep Cycle Calculator for planning bedtimes based on 90-minute cycles
- Bedtime Calculator to find sleep time based on wake-up time and duration
- Wake-Up Time Calculator based on bedtime and sleep cycles
- Sleep Debt Calculator to estimate missed sleep over a week
- Caffeine Half-Life Calculator to estimate caffeine remaining in body
- How Much Sleep Do I Need Calculator with age-based estimates
- 20 calculator hubs across Sleep, Mind, Body, Family and Lifestyle categories
- Transparent formulas showing the math behind each result
- Evidence-based references citing primary sources
- Editorial and clinical review for sensitive health tools
| - 40 marketing calculators across 7 topics
- Google Ads click price study for 38 industries
- Local browser calculation with no data transmission
- 24 knowledge articles and 37-term glossary
- Support for EUR, CHF and USD currencies
- Metrics linked across calculators for integrated analysis
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| What makes it different | - Private calculations in browser with no account required or personal data selling
- Transparent formulas and methodology for every calculator
- Evidence-based content citing primary sources not rewrites
- Regularly updated formulas with versioning and review dates
| - Avoids inflated benchmarks; provides honest assessments for decision-making
- Regional focus on DACH countries with specific data
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 17 ● no change since last check | 2 ● no change since last check |
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| Trust Flow (Majestic) | 0 | 0 |
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| Citation Flow (Majestic) | 10 | 24 |
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| Referring domains (Majestic) | 16 | 67 |
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WowSleepCalculator
Marketing-Rechner