Privacy Policy

**Effective: February 11, 2025**

Thank you for choosing Tyler, your personal nutrition assistant. At MCJ AI Pty (Ltd) ("we", "our", or "us"), we take your privacy seriously. This Privacy Policy explains how we handle your information when you use our nutrition assistant app Tyler ("Service").

Important Privacy Notice

Tyler uses artificial intelligence to provide nutritional guidance while maintaining strict privacy controls:

1. AI Data Protection: Our AI models never have direct access to our user databases

2. Limited Data Sharing: Only minimal, non-identifiable information is shared with AI models

3. Segmented Storage: Your personal information is stored separately from AI-accessible data

4. Purpose-Limited Processing: AI models only receive information necessary for specific nutritional calculations

Personal Information We Collect

1. Essential Health Information

**Health Conditions that affect nutrition:**

- Medical conditions impacting diet

- Temporary health situations

- Exercise limitations

**Allergies and Food Intolerances:**

- Food restrictions

- Ingredient sensitivities

- Dietary limitations

**Medications:**

- Current medications

- Supplement usage

2. Basic Account Information

- Name

- Email address (used solely for account authentication and essential service communications)

- Age range

- Gender (for nutritional calculations)

3. Nutritional Data

- Height and weight

- Dietary preferences

- Meal records

- Progress measurements

4. Camera Data

- Food photos for nutritional analysis

- Weight scale readings

- Measurement photos

- Food label scans

How We Use Your Information

1. Nutritional Guidance

- Calculate personalized nutritional needs

- Track progress toward health goals

- Provide meal recommendations

- Analyze food intake

2. Health Safety

- Screen for food-medication interactions

- Account for health conditions in recommendations

- Adjust calculations based on medical needs

- Ensure allergen avoidance

3. Service Improvement

- Enhance nutritional calculations

- Improve food recognition accuracy

- Update health safety features

4. Email Usage

- Account authentication

- Essential service notifications

- Security alerts

- Account-related communications

We explicitly state that your email address:

- Will never be used for marketing or advertising purposes

- Will not be shared with third parties

- Will only be used for direct service-related communications

- Can be updated or removed from communications at any time

## AI Data Usage

To protect your privacy while providing personalized service:

1. AI Access Limitations

- AI models only receive your chosen display name

- Personal details are stored separately from AI-accessible data

- No direct AI access to user databases

- Minimal data sharing for each specific task

2. Data Security

- Separate storage for sensitive data

- Regular security updates

- Strict access controls

Your Privacy Rights

You have the right to:

1. Access your personal information

2. Correct inaccurate data

3. Delete your account and data

4. Export your information

5. Restrict data processing

6. Withdraw consent at any time

Account Cancellation

You can cancel your account at any time through the app by:

1. Tapping your profile button in the top right

2. Selecting "Account"

3. Choosing "Cancel Account"

When you cancel your account:

1. Immediate Effects:

• Your account access will be terminated immediately

• All personal information will be permanently deleted

• All health and nutrition data will be permanently erased

• Your meal records and progress data will be removed

• Camera data and photos will be deleted from our servers

2. Data Retention After Cancellation:

• We retain only a cryptographically hashed version of your email address

• This hash is kept solely to prevent system misuse and maintain service integrity

• The hash cannot be used to reconstruct your email address or identify you

• No other personal information is retained

3. Permanent Nature:

• Account cancellation is immediate and irreversible

• You cannot recover your data after cancellation

• If you wish to use the Service again, you must create a new account

4. Third-Party Data:

• Any data shared with third-party services (such as authentication providers) should be managed directly through those services

• We will cease sharing any new data with connected services upon cancellation

5. Final Communications:

• No further communications will be sent unless legally required

Data Retention

We keep your information only as long as needed to:

1. Provide our Service

2. Comply with legal requirements

3. Resolve disputes

4. Maintain account security

Children's Privacy

Age Restrictions

- Must be 18 or older to use independently

- Ages 13-17 require parent/guardian consent

- Under 13 not permitted

Security Measures

We protect your data through:

1. Encryption of Identifiable information

2. Regular security audits

3. Access controls

4. Secure data storage

For privacy questions or concerns:

MCJ AI Pty (Ltd)

Email: privacy@mcj.ai

Registration Number: 2024/270738/07

Changes to Privacy Policy

We will notify you of significant changes via:

1. Email notification

2. In-app alerts

3. Service notifications

*Last updated: February 11, 2025*