TallCenter vs Height Predictor for Teens
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
TallCenter
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How tall will you be? TallCenter uses your family's height data to generate an educational adult height estimate, paired with daily habits, workouts and measurement tracking to help you make the most of this key growth period. Curious where you'd rank worldwide? Compare your estimate with peers around the world, including the privacy-preserving Global Height Wall. TallCenter calculates an educational adult height estimate range using the widely cited mid-parental height method, based on self-reported heights of you and your biological parents. Sleep, nutrition and exercise do not change the estimate. ---------------- Key Features Adult Height Estimate Complete a short growth assessment and instantly get an educational adult height estimate and range. Workouts Guided movement routines with timers for posture, mobility and bone-friendly activity. Basic routines are free; advanced routines are Pro. Daily Growth Plan Guided daily tasks for sleep, nutrition and activity, with a sleep log, to build habits that support healthy growth. Growth & Measurement Tracking Log your height over time and see your growth trend. World Height Comparison See how your estimate compares with reference data from your chosen country, and switch between countries. Share Cards Turn your estimate into a shareable card and challenge your friends to try it. Invite Friends Share your invite code. Every 3 friends who join unlocks 30 days of your maximum height range and country comparison. Global Height Wall (privacy-preserving) Represent yourself with a cute avatar and share your height range, country and age group. No photos, no account name, and you can delete your card anytime. Sources Health guidance sources (CDC, WHO, AAP and more) are linked inside the app. ---------------- Free vs. TallCenter Pro Free: growth assessment, your estimated adult height, basic workouts, limited growth history. Invite Unlock: every 3 friends who join unlocks 30 days of the maximum height range and country comparison (not the Daily Growth Plan or other Pro features). TallCenter Pro unlocks: Your maximum potential height range Full personalized Daily Growth Plan Full growth history, trend charts and weekly/monthly summaries Advanced workout routines Full World Height Comparison Subscription TallCenter Pro is available as a monthly or annual auto-renewing subscription, or as a one-time lifetime purchase. Actual pricing is shown on the purchase screen. Payment will be charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage or cancel your subscription anytime in your device's subscription settings. Any unused portion of a free trial period will be forfeited if you purchase a subscription. The lifetime purchase is a one-time payment and does not renew. ---------------- Important Disclosure All height predictions, comparison percentages, and growth guidance provided by TallCenter are educational estimates based on self-reported data โ not a medical diagnosis and not a guarantee. Actual adult height varies with individual physical development, genetics, and environment. Habits like sleep, nutrition, and exercise support overall health but do not translate directly into a specific height in centimeters. This app does not provide bone age analysis or any medical diagnosis. Intended for users 13 and older. If a parent or guardian is completing the assessment for a child under 13, the child must still be at least 13. Privacy Policy: https://micavo.app/tallcenter/privacy.html Terms of Use: https://micavo.app/tallcenter/terms.html License Agreement (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Height Predictor for Teens
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Put in your age, your height and how tall your mom and dad are, and it works out roughly how tall you'll be when you stop growing. You get a number plus a range, since nobody can know your exact final height. It uses the CDC height-for-age growth charts blended with your parents' heights (the mid-parental thing pediatricians do). I put a screen in that goes through the math step by step and linked every source, so you don't have to take my word for it. Your dot goes on the CDC percentile chart, so you can see what percent of kids your age you're taller than. Measure every few months and log it. If you're mid growth spurt the line shows it. There's a stretch section for posture with drawings and a timer, and a daily check-in for sleep and food. Stretching doesn't make bones longer. Standing straight still adds a surprising amount to how tall you look in photos though. Height maxxing people: this is the bit that tells you what you're starting from. The questions and the chart are free. Seeing your predicted height is a single purchase, I didn't want to do a weekly subscription like the other height apps. No account, what you type stays on your phone and Delete in settings wipes it. Late bloomers exist and plenty of people end up a few cm off any prediction. If your growth actually worries you, see a doctor. Works in cm or ft/in, ages 2 to 20.
Screenshots
Verdict
The clearest difference is update cadence: Height Predictor for Teens at every 4 days against TallCenter's every 5 weeks. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. TallCenter sells 2 in-app purchases, starting at $4.99 per month and Height Predictor for Teens sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.
TallCenter ships an update every 5 weeks, Height Predictor for Teens every 4 days. Both last shipped on November 6, 2026.
| Parameter | TallCenter | Height Predictor for Teens |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 weeks | Every 4 days โ better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 16 | 15.1 โ better |
| Further details โ not scored | ||
| Size | 114 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | KungHung Shen | Han Kim |
In-app purchases
TallCenter
- TallCenter Pro Monthly$4.991 Month
- TallCenter Pro Yearly7 Days trial$39.991 Year
Height Predictor for Teens
- Weekly$2.997 Days
- Yearly$19.991 Year
- Heightcast Pro$2.99
Questions
Is TallCenter free?
Is Height Predictor for Teens free?
Do TallCenter or Height Predictor for Teens have ads?
Which is updated more often, TallCenter or Height Predictor for Teens?
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