| What it does | Pediatric growth calculators for WHO and CDC references
| Birth control, calmly handled.
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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
| Freemium
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| Pricing | Not given
| Free: Core app with all methods, reminders, mood and symptom logging, calendar and cycle views, missed-dose guidance, refill tracking, widgets, and discreet mode. Support (monthly or yearly): Adds encrypted cloud sync, live partner sharing, care-team sharing, deeper insights, observations, travel ad
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| Key features | - Baby Growth Percentile Calculator for weight, length, and head circumference
- Child Growth Chart Calculator for height and weight using CDC references
- Kids and teen BMI calculator with BMI-for-age percentile
- Growth velocity calculator for two-date measurement comparison
- Corrected-age timeline for preterm birth adjustment
- Family-height context calculator using parental heights
- Transparent reference selection and calculation documentation
- Browser-based calculations with no account or data storage required
- Educational guides explaining percentiles, BMI, velocity, and family-height context
- Technical measurement-review flags and data provenance links
| - Birth control reminders for all methods
- Missed-dose recovery guidance
- Refill tracking
- Mood and symptom tracking
- Period and cycle tracking
- Encrypted cloud sync
- Adaptive reminders
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| What makes it different | - Independent operation with no CDC, WHO, or institutional endorsement or affiliation
- Transparent inputs and derived values without invented missing measurements
- Educational focus with guides explaining result meaning and limits
- Privacy-first design with browser-based calculation and no health record storage
- Explicit reference selection without silent substitution of methods or measurements
| - Method-aware: adapts for all contraception types including long-acting methods
- Indie-built, ad-free, and private with no data selling
- Local-first design with offline functionality
- Requires minimal setup time
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 2 ● no change since last check | 2 ● no change since last check |
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| Trust Flow (Majestic) | 4 | 2 |
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| Citation Flow (Majestic) | 17 | 9 |
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| Referring domains (Majestic) | 4 | 9 |
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Child Growth Lab
PillBird