TallSoonFree calculator

CHILD HEIGHT PREDICTION

How tall will
they grow?

A free estimate. A clearer picture.

Coming sooniOS & Android
Get a free estimate
The TallSoon app showing a sample adult height estimate of 164 cm, a likely range of 160–169 cm, and the methods behind the result.
A mother and her teenage child sharing a smile while measuring height at a doorframe.

The marks add up.

Put their measurements in context, with an adult-height estimate based on family heights and growth references.

Know what’s behind the number.

Compare published methods. See the range and the limits.

Methods & sources

Khamis–Roche

Mid-parental height

Percentile projection

An estimate, never a guarantee.

THE APP

Follow their growth.

Optional Pro tracking and healthy habits. Coming soon.

TallSoon Growth screen with a sample growth chart, a projected height range, and measurement history.

Track the changes.

Measurements and growth charts, together.

TallSoon Today screen with sample healthy habit check-ins for sleep, nutrition, and activity.

Make healthy habits stick.

Daily check-ins for sleep, food, and movement.

TallSoon Family screen showing a fictional child profile and app settings.

Keep the family together.

A separate profile for each child.

Actual app screens. Fictional profiles and sample data.

Before you ask.

Is the estimate free?

Yes. No account or subscription needed.

Where do measurements go?

They stay on your device. The calculator sends no measurements to TallSoon.

Can it predict their exact height?

No. Every estimate has limits. Talk with a pediatrician about growth concerns.

Coming soon.

Free estimates. Optional Pro for tracking and habits.

iOS & Android

Try the web calculator