9 min
How accurate are height predictions?
Mid-parental, Khamis-Roche and bone-age methods compared, with the real error margins from the studies.
Predict & maximize
your height.
You can't change your genetics. You can protect your growth window. A realistic height estimate plus a 15-minute daily routine, built for teens.
Free to start · No equipment · 4.7★ on the App Store
30,000+
Teens tracking their growth
4.7★
App Store rating
100+
Guided exercises, no gym
15 min
Daily routine
// Height prediction
A real estimate,
not a horoscope.
TallerTeen starts from the same mid-parental formula pediatric endocrinologists use, places you on CDC growth curves, then adjusts for the habits you actually log. The estimate tightens as you track.
Potential height, example profile
185.3cm
+7.3 cm reachable with better habits
Parent heights
Mid-parental method used by pediatricians
Age, sex & growth so far
Placed on CDC growth curves
Sleep
Growth hormone peaks in deep sleep
Nutrition & activity
Protein, calcium, vitamin D, daily movement
Height tab
Live
Avg. gain tracked over 6 months
+2.3cm
Self-entered height logs in the app. Results depend on age, genetics and consistency.
// Built for real life
One app.
One growth window.
Most teens get vague advice. TallerTeen turns it into five daily wins, scores how consistently you keep them, and teaches the science two minutes at a time.
// Daily
Five small wins a day.
Exercise session, last night's sleep, hydration, habits, today's story. Each one earns XP. About 15 minutes, start anywhere.
// Growth score
See what your habits are building.
Sleep, routine, movement, posture, nutrition and hydration roll into one 0 to 100 score. It tracks consistency, not centimetres, and tells you the weak link.
// Stories
Two-minute reads, quiz inside.
Height myths, sleep, nutrition, posture. Learn the real science one story a day and earn XP for finishing.
Of your adult height is not set by genes
~20%
Twin studies put height heritability around 80%. The rest is sleep, nutrition, activity and timing.
// Exercise library
No gym.
No guesswork.
Every move is annotated with the research behind it — decompression, posture, recovery. We cite sources and keep it honest.
Flexibility
2 min
Cat-Cow Stretch
Spinal decompression
Posture
2 min
Cobra Stretch
Thoracic extension
Decompression
1 min
Hanging Stretch
Gravity decompression
Sleep hours for peak growth hormone
8–10hrs
CDC guidance for ages 13 to 18. Growth hormone releases in pulses during deep sleep.
// From the App Store
Real reviews, unedited.
4.7
Average rating on the App Store
Read all reviews“This app is very helpful, good features and it has a free version. Great workout features and it helped me grow 3 inches in 6 months.”
Good app
@Jflockxz · App Store
“This app gives me motives and has helped me a lot with progress.”
Best app for height growth
@Frnalisk · App Store
// Learn
Quick reads, real sources.
5 min
Can growth plates stay open?
The honest science on what controls growth plate closure and what teens can still influence.
4 min
How much sleep teens need
The CDC range is 8-10 hours. Here is why sleep quality matters for teen growth.
5 min
Exercises that actually help
Smart movement supports posture, joints, and recovery. It does not override genetics.
// FAQ
Still got questions?
No app can promise that-anyone who says otherwise is lying. Genetics matter most. What we do is help you build science-backed habits during your growth years so you do not leave inches on the table.
TallerTeen
★★★★★4.7 · 30,000+ teens
Your growth window
doesn't wait.
Start free. 15 minutes a day. Cancel anytime.