Sprout Height Tracker

Track your child's growth with scientific accuracy and a touch of fun.

Sprout Height Tracker lets you record and visualize height measurements for all your children, powered by official WHO and CDC growth standards used by pediatricians worldwide.

GROWTH TRACKING
- Record heights with precision using intuitive wheel pickers (metric or imperial)
- Attach photos to each measurement to create a visual growth journal
- Track multiple children with individual profiles

CHARTS & ANALYTICS
- Beautiful growth charts showing height over time
- WHO/CDC percentile curves — see exactly where your child stands (3rd to 97th percentile)
- Growth velocity tracking to spot acceleration or slowdowns
- Compare siblings side-by-side on the same chart

ADULT HEIGHT PREDICTIONS
- Estimates based on your child's growth trajectory (3+ measurements)
- Mid-parental height method using mother and father heights
- Combined predictions blending genetics and growth data
- Confidence levels so you know how reliable each estimate is

PHOTO TIMELINE
- Chronological photo timeline of your child's growth
- Side-by-side photo comparison with height difference overlay
- Slideshow mode for sharing at family gatherings
- Full-screen gallery view

FUN FOR THE WHOLE FAMILY
- Interactive avatar that grows with your child
- Playful animal height comparisons — "tall as an alpaca!"
- Celebration animations when new growth is detected

SMART REMINDERS
- Customizable measurement reminders (weekly, monthly, or quarterly)
- Milestone notifications when your child hits key heights
- Set different schedules for each child

SHARE WITH YOUR DOCTOR
- Export PDF growth reports with charts and percentile data
- CSV export for spreadsheets
- Perfect for pediatrician visits

AR MEASUREMENT (iPhone Pro)
- Measure height using your device's LiDAR sensor
- Guided interface with on-screen coaching

PRIVATE & SECURE
- All data stored locally on your device
- No accounts, no cloud, no tracking
- Your family's data stays yours