BabyPercentile vs Snugs
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
BabyPercentile compared with Snugs
| Detail | 
BabyPercentile | S
Snugs |
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| What it does | Free baby growth percentile calculator using WHO and CDC charts for children 0–5 years
| AI parenting advisor that reads your baby's cries and cues in real time
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| Stage | Not given
| Startup
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| Founded | Not given
| Not given
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| Based in | Not given
| US
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| Pricing model | Free
| Free trial
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| Pricing | Not given
| 14-day free trial with all premium features. Monthly plan $11.99/month. Yearly plan $99/year (save $44 vs monthly, includes 2 months free).
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| Key features | - 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
| - Live camera interpretation of baby's cries and body language
- Works on iPhone, Android, and desktop with no app installation
- Multiple child profiles for families
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| What makes it different | - 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
| - Live camera interpretation reads baby's cries in real time
- No app installation required, works in browser on any device
- Full 14-day free trial with all premium features, no credit card required
- Source-backed answers grounded in credible parenting research
- Designed for newborn to 15 years with age-tailored advice
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 6 ▼ −1 (down) since last check | 9 ▼ −1 (down) since last check |
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| Trust Flow (Majestic) | 5 | 1 |
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| Citation Flow (Majestic) | 23 | 15 |
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| Referring domains (Majestic) | 7 | 5 |
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4 details filled in for both companies.
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