HydroTrack - Privacy Policy
Last Updated: April 5, 2026
HydroTrack (“we,” “us,” or “our”) operates the HydroTrack mobile application (the “App”). This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our App. Please read this policy carefully. If you do not agree with the terms of this Privacy Policy, please do not access the App.
1. Information We Collect
Information You Provide Directly
Hydration Data. You provide hydration logs including water intake amounts, beverage types, and timestamps. All hydration data is stored locally on your device using Apple’s SwiftData framework.
Health Data. If you enable Apple Health integration, we read and write water intake data to Apple HealthKit. This data is managed by Apple’s Health framework and governed by Apple’s privacy policies.
Communications. If you contact our support team, we collect the content of your messages and any information you provide.
Information Collected Automatically
Usage Data. We collect information about how you interact with the App, including screens viewed, features used, actions taken, the dates and times of your visits, and session duration.
Device Information. We collect device type, operating system version, unique device identifiers, and general device settings such as language and timezone.
Crash and Performance Data. We collect crash logs, error reports, and performance metrics to diagnose and fix issues.
Attribution Data. We collect information about how you discovered and installed the App, including which advertisement or campaign led to your install.
Information We Do NOT Collect
- We do not upload your hydration data to our servers or to any third-party servers.
- We do not collect precise geolocation data or track your real-time location.
- We do not access your contacts, microphone, or camera.
- We do not use device fingerprinting or advertising identifiers (IDFA) for tracking purposes beyond install attribution.
- We do not share your health data with third-party services.
2. How We Use Your Information
We use the information we collect to:
- Provide, operate, and maintain the App and its features, including hydration tracking, reminders, and analytics
- Process your subscriptions and manage premium features
- Monitor and analyze usage trends and preferences to improve the App
- Measure the effectiveness of our marketing campaigns and understand how users discover the App
- Detect, prevent, and address technical issues, fraud, and abuse
- Communicate with you about updates, support requests, and promotional offers related to the App (with your consent where required by law)
- Comply with legal obligations
3. Health Data
If you enable Apple Health integration, HydroTrack reads and writes water intake data to HealthKit. This integration is optional and requires your explicit permission. Health data is governed by Apple’s strict HealthKit privacy requirements and is never shared with third-party analytics or advertising services.
4. Third-Party Services
We use the following third-party services, each of which has its own privacy policy governing the data it processes:
| Service | Purpose | Data Shared |
|---|---|---|
| PostHog | Product analytics | Anonymous usage data, screen views, feature interactions, session data |
| Sentry | Crash reporting and error monitoring | Device info, crash logs, anonymized usage context |
| AppsFlyer | Install attribution and marketing analytics | Device identifiers (where permitted), install source, in-app conversion events |
| Facebook SDK (Meta) | Advertising attribution and App Events | Install attribution data, anonymized conversion events |
| Apple StoreKit | In-app purchases and subscriptions | Purchase transactions, subscription status |
| Apple HealthKit | Health data sync (optional) | Water intake data (only when enabled by user) |
We do not sell your personal data to any third party. We do not share your health data with advertising networks or third-party services.
All third-party service providers are contractually required to protect your data with safeguards equal to or greater than those described in this Privacy Policy.
5. Data Retention
We retain your personal data for as long as the App is installed or as needed to provide you services. Specifically:
- Hydration data is stored locally on your device and never stored on our servers.
- Analytics data is retained for up to 12 months.
- Crash and performance logs are retained for up to 90 days.
- Communication records (support emails) are retained for up to 24 months.
When you delete the App, all locally stored data is removed from your device.
6. Data Security
We implement reasonable administrative, technical, and physical safeguards to protect your personal data, including:
- All hydration data is stored locally using iOS system-level encryption
- Health data is protected by Apple’s HealthKit encryption and access controls
- No server-side storage of your personal health or hydration data
No method of electronic transmission or storage is 100% secure. While we strive to protect your personal data, we cannot guarantee its absolute security.
7. Your Rights and Choices
Depending on your location, you may have the following rights:
- Access. Your data is stored on your device and accessible to you directly within the App at all times.
- Deletion. Deleting the App removes all locally stored data.
- Opt Out of Analytics. You can limit analytics collection by disabling “Allow Apps to Request to Track” in iOS Settings > Privacy & Security > Tracking.
- Health Data. You can revoke HealthKit access at any time in iOS Settings > Privacy & Security > Health.
To exercise any of these rights or with questions, please contact us at ben@thefoghill.com. We will respond within 30 days.
8. Children’s Privacy
The App is not directed to children under the age of 13. We do not knowingly collect personal data from children under 13. If we learn that we have collected personal data from a child under 13, we will take steps to delete that data promptly. If you believe that a child under 13 has provided us with personal data, please contact us at ben@thefoghill.com.
9. International Data Transfers
Your data may be processed in the United States or other countries where our service providers operate. By using the App, you consent to the transfer of your data to these jurisdictions, which may have data protection laws that differ from those in your country.
10. California Privacy Rights (CCPA/CPRA)
If you are a California resident, you have additional rights under the California Consumer Privacy Act (CCPA) and the California Privacy Rights Act (CPRA):
- The right to know what personal data we collect, use, and disclose
- The right to request deletion of your personal data
- The right to opt out of the sale of personal data — we do not sell your personal data
- The right to non-discrimination for exercising your privacy rights
To exercise these rights, contact us at ben@thefoghill.com.
11. European Privacy Rights (GDPR)
If you are located in the European Economic Area (EEA) or United Kingdom, we process your data under the following legal bases:
- Contract performance: To provide the App and its features as described in our Terms of Service
- Legitimate interests: To improve the App, prevent fraud, and ensure security
- Consent: For optional features like push notifications and HealthKit integration
Under the GDPR, you have the right to:
- Access the personal data we hold about you
- Rectify inaccurate personal data
- Request erasure of your personal data
- Restrict or object to the processing of your personal data
- Data portability — receive your data in a structured, machine-readable format
- Withdraw consent at any time where processing is based on consent
You have the right to lodge a complaint with your local data protection authority if you believe your rights have been violated.
To exercise these rights, contact us at ben@thefoghill.com. We will respond to verified requests within 30 days.
12. Changes to This Privacy Policy
We may update this Privacy Policy from time to time. We will notify you of material changes by posting the updated policy in the App and updating the “Last Updated” date. Your continued use of the App after any changes constitutes your acceptance of the revised policy.
13. Contact Us
If you have questions about this Privacy Policy, please contact us:
Email: ben@thefoghill.com
This Privacy Policy is effective as of April 5, 2026.