Welcome to Stack Precision. These Terms of Service ("Terms") govern your use of the Stack Precision mobile application and related services (collectively, the "Service") operated by Stack Precision ("we," "our," or "us"). By creating an account or using the Service, you agree to be bound by these Terms.
1. Acceptance of Terms
By creating an account, accessing, or using Stack Precision, you acknowledge that you have read, understood, and agree to be bound by these Terms and our Privacy Policy. If you do not agree to these Terms, you must not use the Service.
We may modify these Terms at any time. We will notify you of material changes through the App or via email. Your continued use of the Service after such modifications constitutes acceptance of the updated Terms.
2. Eligibility
You must be at least 18 years old to use Stack Precision. By using the Service, you represent and warrant that you are at least 18 years of age and have the legal capacity to enter into these Terms. We do not knowingly collect information from anyone under 18.
3. Description of Service
Stack Precision is a wellness organization application that helps you:
- Create and manage supplement stacks with flexible scheduling and reminders
- Track daily health and wellness metrics through journaling
- Store and reference genetic test results and blood work data
- Interact with an AI health assistant for informational purposes
- Save and organize health-related research and notes
The Service is designed to help you organize health information - it is not a medical device and does not provide medical services.
4. Medical Disclaimer
IMPORTANT: Stack Precision is NOT a medical device, healthcare provider, or substitute for professional medical advice. The Service does NOT provide medical advice, diagnosis, or treatment.
All information provided through Stack Precision, including content generated by our AI assistant, is for educational and informational purposes only. This information should not be used as a substitute for professional medical advice, diagnosis, or treatment.
You Acknowledge and Agree That:
- You will always consult a qualified healthcare provider before starting, stopping, or modifying any supplement regimen or health practice
- You will not disregard professional medical advice or delay seeking treatment based on information obtained through this Service
- You will seek immediate medical attention for any serious health concerns or medical emergencies
- AI-generated responses are informational only and should not be considered medical recommendations or professional health advice
- Genetic and blood work information displayed in the app is for personal reference only and requires professional interpretation
- We make no claims about the efficacy of any supplements or health practices
5. Account Responsibilities
When you create an account, you agree to:
- Provide accurate, current, and complete information
- Maintain the security and confidentiality of your login credentials
- Accept responsibility for all activities that occur under your account
- Notify us immediately through our support page if you suspect unauthorized access
- Not share your account credentials with any third party
We reserve the right to suspend or terminate accounts that violate these Terms or engage in suspicious activity.
6. User Data and Privacy
Your use of the Service is also governed by our Privacy Policy, which describes how we collect, use, and protect your data. Key points:
- Data ownership: You retain ownership of the health data you input into the Service
- License grant: You grant us a limited license to use your data solely to provide and improve the Service
- Data accuracy: You are responsible for the accuracy of information you provide
- Data security: We implement HIPAA-standard safeguards to protect your health information
- Data export: You may request a complete export of your data at any time
- Data deletion: You may delete your account and data at any time, subject to our data retention policies
7. AI Features and Consent
Stack Precision includes AI-powered features. By using these features, you understand and agree:
Consent Requirements
- AI features require explicit consent before first use
- AI consent renews monthly to ensure you remain in control
- You may withdraw consent at any time in Settings
AI Provider
- Our AI assistant is powered by Google Vertex AI (Gemini)
- When you use AI features, your conversation and selected health context are processed by Google's enterprise AI services
- We never send personal identifiers (name, email, user ID) to AI providers
- Google's enterprise API data is not used for model training
AI Limitations
- AI responses are generated content, not professional advice
- AI may produce inaccurate, incomplete, or outdated information
- You agree not to rely solely on AI for health decisions
- AI is not a substitute for professional medical consultation
8. Subscriptions and Payments
Free Trial
- New users receive a 7-day free trial with full access to premium features
- Trial includes initial AI credits for exploring AI features
- No payment information is required to start your trial
Subscription Plans
- After your trial, you may subscribe for continued premium access
- Subscriptions are billed through the Apple App Store or Google Play Store
- Subscriptions auto-renew unless cancelled at least 24 hours before the renewal date
- You can manage or cancel your subscription through your app store account settings
AI Credits
- AI features use a credit-based system separate from subscriptions
- Credits can be purchased within the app
- Unused credits do not expire while your account is active
Refunds
- Refunds are handled according to Apple App Store and Google Play Store policies
- We do not directly process refunds - please contact your app store
9. Acceptable Use
You agree NOT to:
- Use the Service for any illegal purpose or in violation of any applicable laws
- Attempt to gain unauthorized access to our systems, networks, or other users' accounts
- Upload malicious code, viruses, or any harmful content
- Reverse engineer, decompile, or disassemble the Service or its components
- Use the Service to provide medical services or advice to others
- Misrepresent AI-generated content as professional medical advice
- Use automated scripts, bots, or scrapers to access the Service
- Interfere with or disrupt the integrity or performance of the Service
- Harass, abuse, or harm other users or our staff
10. Intellectual Property
The Service, including its design, features, content, and functionality, is owned by Stack Precision and protected by copyright, trademark, and other intellectual property laws.
- You may not copy, modify, distribute, or create derivative works of our content without permission
- The Stack Precision name, logo, and related marks are our trademarks
- You retain ownership of content you create (journal entries, notes, etc.)
11. Disclaimer of Warranties
THE SERVICE IS PROVIDED "AS IS" AND "AS AVAILABLE" WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
We do not warrant that:
- The Service will be uninterrupted, secure, or error-free
- Information provided will be accurate, complete, or current
- The Service will meet your specific requirements or expectations
- AI-generated content will be accurate, reliable, or suitable for your situation
- Any errors or defects will be corrected
12. Limitation of Liability
TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, STACK PRECISION AND ITS OFFICERS, DIRECTORS, EMPLOYEES, AND AGENTS SHALL NOT BE LIABLE FOR:
- Any indirect, incidental, special, consequential, or punitive damages
- Any health outcomes or medical decisions resulting from use of the Service
- Any decisions made based on AI-generated content
- Loss of data, profits, or business opportunities
- Service interruptions or inability to access the Service
- Any third-party conduct or content
Our total liability for any claims arising from or related to these Terms or your use of the Service shall not exceed the greater of (a) the amount you paid us in the 12 months preceding the claim, or (b) $100 USD.
Some jurisdictions do not allow certain warranty exclusions or liability limitations. In such jurisdictions, our liability is limited to the maximum extent permitted by law.
13. Indemnification
You agree to indemnify, defend, and hold harmless Stack Precision and its officers, directors, employees, agents, and affiliates from and against any claims, damages, losses, liabilities, costs, and expenses (including reasonable attorneys' fees) arising from:
- Your use of the Service
- Your violation of these Terms
- Your violation of any third-party rights
- Any content you submit or transmit through the Service
14. Termination
Termination by You
You may delete your account at any time through the app (Settings > Account > Delete Account). Upon requesting deletion:
- You have a 7-day grace period to cancel by logging back in
- After the grace period, your personal data and health data are permanently deleted
- Security audit logs are retained for 7 years per HIPAA requirements
Termination by Us
We may suspend or terminate your account immediately if you:
- Violate these Terms
- Engage in fraudulent or illegal activity
- Pose a security risk to the Service or other users
Effect of Termination
Upon termination:
- Your right to use the Service ceases immediately
- Your data will be handled according to our Privacy Policy
- Provisions that by their nature should survive termination shall remain in effect (including Sections 4, 11, 12, 13, and 15)
15. Governing Law and Disputes
These Terms are governed by the laws of the State of Delaware, United States, without regard to conflict of law principles.
Any dispute arising from these Terms or your use of the Service shall be resolved exclusively in the state or federal courts located in Delaware. You consent to the personal jurisdiction of such courts.
16. General Provisions
- Entire Agreement: These Terms, together with our Privacy Policy, constitute the entire agreement between you and Stack Precision regarding the Service
- Severability: If any provision is found unenforceable, the remaining provisions remain in effect
- Waiver: Our failure to enforce any right or provision does not constitute a waiver of that right
- Assignment: You may not assign these Terms without our consent; we may assign our rights without restriction
- Force Majeure: We are not liable for delays or failures caused by circumstances beyond our reasonable control
17. Contact Information
For questions about these Terms, please contact us: