Privacy Policy - TallNow
Effective Date: January 5, 2026
Last Updated: January 5, 2026
This Privacy Policy applies to the TallNow - Height Maximiser AI mobile
application ("Application"), developed by the TallNow Team. By using the
Application, you agree to the collection and use of information in
accordance with this policy.
Camera and AR Usage
Privacy First: TallNow uses your device's camera for AR
height measurements and AI vision tracking to analyze exercise form and
body positioning.
We do not record, store, or transmit video footage or images of you
to our servers.
All AI vision processing happens locally and in real-time on your
device.
Information Collection and Use
The Application may collect certain information automatically when you
download and use it, including:
- Your device's IP address and model
-
Usage data (exercises completed, measurements taken, time spent in app)
- App settings (preferences, units, notification settings)
- Operating system version
Personal Health Data
What We Collect
-
Height measurements and growth tracking data (dates, measurements, AR
data)
- Age and date of birth for height prediction algorithms
- Family height information (parental heights) for genetic analysis
- Exercise completion history and form analysis data
- Weight and BMI data (if provided)
- Personal bests and progress milestones
How We Use This Data
-
To provide AI height predictions based on genetic algorithms and growth
patterns
-
To track your height progress over time with AR measurements and
analytics
- To analyze and improve exercise form through AI vision tracking
-
To personalize your exercise programs and AI coaching recommendations
- To calculate growth charts and progress reports
- To improve the accuracy of our AI prediction and tracking models
- To troubleshoot technical issues
Data Processing
Local Processing:
-
AR height measurements are processed locally on your device using
ARKit/ARCore
-
AI vision tracking for exercise form analysis runs in real-time on
your device
-
No video or images are transmitted to our servers during measurements
or exercises
Third-Party Access and Services
We may use third-party services to help improve our application. These
services may have access to anonymized, aggregated data.
The Application uses the following third-party services:
- RevenueCat (for subscription management)
- Apple/Google Analytics (for app performance monitoring)
- Crashlytics (for stability reporting)
Data Storage and Security
Local & Cloud Storage
-
Your height measurements, predictions, and exercise history are
primarily stored locally on your device.
-
If you use device backup features (e.g., iCloud, Google Backup), your
data may be synced to your personal cloud account.
-
We do not sell your personal health or height data to third parties.
-
Data is encrypted both in transit and at rest to protect your privacy.
Health Data Privacy
Your Health Information is Protected:
-
Height data, family genetic information, and health metrics are
treated as sensitive personal information
-
We never share identifiable health data with advertisers or data
brokers
-
Aggregated, anonymized data may be used for research to improve height
prediction algorithms
Opt-Out Rights
You may stop data collection at any time by:
- Uninstalling the application
- Revoking Camera permissions in your device settings
- Requesting account deletion via support
- Disabling analytics in app settings
Data Retention
We retain user data as long as you use the app. If you delete the app,
local data is removed. Subscription data is retained by the App Store
provider for billing history. You may request complete data deletion by
contacting support.
Children's Privacy
Age Requirements: This app is designed for users of all
ages who want to maximize their height potential. For users under 13, we
recommend parental supervision. We do not knowingly collect personally
identifiable information from children under 13 without verifiable
parental consent.
Changes to This Policy
We may update this policy from time to time. Any changes will be posted on
this page with an updated effective date.
TallNow - Height Maximiser AI
Reach Your Full Potential.