Luna Bloom vs BabyPercentile
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
Luna Bloom compared with BabyPercentile
| Detail | LB
Luna Bloom | 
BabyPercentile |
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| What it does | A calm monthly guide for period timing, ovulation, and cycle planning
| Free baby growth percentile calculator using WHO and CDC charts for children 0–5 years
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Free
| Free
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| Pricing | Not given
| Not given
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| Key features | - Next period forecast with estimated date and timing
- Ovulation date estimation
- Fertile window calculation
- Adjustable cycle length and period length
- Bilingual interface in English and Chinese
- Planning tools for travel, workouts, and routines
- Late period calculator tool
- Irregular period cycle calculator
- Body tracking and notes capability
| - WHO Child Growth Standards charts for ages 0–60 months
- CDC 2000 growth charts available from age 24 months
- Weight, length/height, head circumference, and weight-for-length measurements
- Separate growth curves for boys and girls
- Corrected age calculation for premature babies born before 37 weeks
- Private browser-only growth log with no server upload
- Trend alert for faltering growth based on UK NICE guidance
- Gain-per-day check between measurements
- Works offline after initial page load
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| What makes it different | - Calm, gentle interface designed for ease and regular return visits
- Comprehensive monthly view showing period, ovulation, and fertile window in one place
- Educational planning tool paired with guidance to seek medical care when needed
- Support for irregular cycles with range view
- Practical focus on dates and timing people need most for planning
| - No ads, no account, no data collection—measurements never leave your browser
- Official WHO LMS parameters and CDC data with published formulas shown explicitly
- Handles measurement precision automatically with date-of-birth mode for young babies
- Applies WHO's 0.7 cm adjustment for lying vs standing measurement method at 24 months
- Cross-checked data with automated test suite validating WHO medians and clinical thresholds
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 1 ● no change since last check | 6 ▼ −1 (down) since last check |
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| Trust Flow (Majestic) | 1 | 5 |
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| Citation Flow (Majestic) | 16 | 23 |
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| Referring domains (Majestic) | 3 | 7 |
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4 details filled in for both companies.
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