Terms of Service

Last updated: 10/28/2025

1. Acceptance of Terms

By accessing or using SumCal (the "App"), you agree to be bound by these Terms of Service ("Terms"). If you do not agree, do not use the App.

2. Description of Service

SumCal is a mobile application and website that provides:

  • AI-powered food recognition and calorie estimation
  • Sneaker Catcher™ system for tracking forgotten beverages and snacks
  • Traditional Chinese Medicine (TCM) health wisdom and insights
  • Meal logging, history, and analytics
  • Weekly reports and pattern detection

3. User Accounts

3.1 Registration

You must create an account to use SumCal. You agree to:

  • Provide accurate, complete information
  • Keep your password secure
  • Be responsible for all activity under your account
  • Notify us immediately of unauthorized access

3.2 Eligibility

You must be at least 13 years old to use SumCal. Users under 18 must have parental consent.

3.3 Account Termination

You may delete your account at any time via Account Settings. We may suspend or terminate accounts that violate these Terms.

4. Subscriptions and Payments

4.1 Free Trial

New users receive a 3-day free trial of Premium features. You will not be charged until the trial ends. Cancel before the trial ends to avoid charges.

4.2 Subscription Plans

  • Free: Limited features with ads
  • Monthly Premium: $9.99/month
  • Annual Premium: $79.99/year

4.3 Auto-Renewal

Subscriptions automatically renew unless canceled at least 24 hours before the current period ends. You will be charged through your Apple App Store or Google Play account (mobile) or Stripe (web).

4.4 Cancellation

Cancel anytime via:

  • iOS: App Store → Subscriptions
  • Android: Google Play → Subscriptions
  • Web: Account Settings → Manage Subscription

Cancellation takes effect at the end of the current billing period. No partial refunds for unused time.

4.5 Refunds

Refunds are handled by Apple, Google, or Stripe according to their policies. Contact us at support@sumcal.com for refund requests.

4.6 Price Changes

We may change subscription prices with 30 days' notice. Changes apply to new subscriptions and renewals after the notice period.

5. Acceptable Use

5.1 You Agree NOT To:

  • Violate any laws or regulations
  • Infringe on intellectual property rights
  • Upload malicious code, viruses, or malware
  • Attempt to hack, reverse-engineer, or compromise the App
  • Use the App for commercial purposes without permission
  • Harass, abuse, or harm other users
  • Upload inappropriate, offensive, or illegal content
  • Use automated tools (bots, scrapers) to access the App

6. Content and Intellectual Property

6.1 Your Content

You retain ownership of photos and data you upload. By using SumCal, you grant us a license to:

  • Process your photos with AI for food recognition
  • Store your data to provide the service
  • Use anonymized, aggregated data to improve our AI models

We do not claim ownership of your content and will not share it publicly without your consent.

6.2 Our Content

SumCal, including its design, features, code, and content (TCM quotations, Calorie Classes, etc.), is owned by us and protected by copyright, trademark, and other laws. You may not copy, modify, or distribute our content without permission.

7. Disclaimers

7.1 Not Medical Advice

SumCal is NOT a medical device. It is a wellness tool. The App provides calorie estimates, health insights, and educational content—but it is NOT a substitute for professional medical advice, diagnosis, or treatment.

  • Always consult a doctor before starting a diet or weight loss program
  • AI calorie estimates may contain errors (±12% average)
  • TCM wisdom is educational, not prescriptive
  • Do not rely solely on SumCal for medical decisions

7.2 No Warranty

The App is provided "AS IS" without warranties of any kind, express or implied. We do not guarantee:

  • Accuracy of AI food recognition
  • Uninterrupted or error-free service
  • Specific weight loss results
  • Compatibility with all devices

8. Limitation of Liability

To the maximum extent permitted by law:

  • We are not liable for indirect, incidental, or consequential damages
  • Our total liability is limited to the amount you paid in the past 12 months (maximum $120)
  • We are not responsible for weight loss outcomes, health consequences, or third-party actions

9. Indemnification

You agree to indemnify and hold harmless SumCal from any claims, damages, or expenses arising from:

  • Your use of the App
  • Your violation of these Terms
  • Your infringement of third-party rights

10. Privacy

Your use of SumCal is governed by our Privacy Policy, which is incorporated into these Terms.

11. Third-Party Services

SumCal integrates with:

  • Anthropic (Claude AI) for food recognition
  • RevenueCat for mobile subscriptions
  • Stripe for web payments
  • AWS/Cloudflare for image storage

These services have their own terms and privacy policies. We are not responsible for third-party services.

12. Modifications to the Service

We may:

  • Add, modify, or remove features
  • Change pricing (with notice)
  • Discontinue the App (with 30 days' notice)

13. Changes to These Terms

We may update these Terms. Material changes will be notified via email or in-app message. Continued use after changes constitutes acceptance.

14. Governing Law

These Terms are governed by the laws of [Your State/Country], without regard to conflict of law principles. Disputes will be resolved in the courts of [Your Jurisdiction].

15. Dispute Resolution

15.1 Informal Resolution

Before filing a claim, contact us at support@sumcal.com to resolve the issue informally.

15.2 Arbitration (Optional - US Only)

For US users, disputes may be resolved through binding arbitration instead of court, unless you opt-out within 30 days of registration.

16. Severability

If any provision of these Terms is found invalid, the remaining provisions remain in effect.

17. Entire Agreement

These Terms, together with our Privacy Policy, constitute the entire agreement between you and SumCal.

18. Contact Us

Questions about these Terms?