Privacy Policy

Last updated: February 1, 2026

1. Introduction

トレーノート ("we", "our", or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, and safeguard your information when you use our fitness and nutrition tracking service.

2. Information We Collect

Account Information

  • Email address
  • Display name (optional)
  • Password (encrypted)
  • Google account information (if using Google Sign-In)

Profile Information

  • Gender, age, height, weight
  • Activity level and fitness goals
  • Calculated BMR and TDEE

Fitness Data

  • Workout records (exercises, sets, reps, weights)
  • Nutrition logs (foods, calories, macronutrients)
  • Daily memos and notes

Technical Data

  • Browser type and version
  • Device information
  • Language preferences

3. How We Use Your Information

  • To provide and maintain our service
  • To calculate your nutritional goals (BMR, TDEE, daily calories)
  • To track your workout and nutrition progress
  • To authenticate your account
  • To improve our service

4. Data Storage and Security

Your data is stored securely using Supabase, a trusted database service. We implement industry-standard security measures including:

  • Encrypted data transmission (HTTPS/TLS)
  • Encrypted password storage
  • Row-Level Security (RLS) - you can only access your own data
  • Secure authentication tokens

5. Third-Party Services

We use the following third-party services:

  • Supabase - Database and authentication
  • Google OAuth - Optional sign-in method
  • Vercel - Hosting and deployment

These services have their own privacy policies governing their use of your data.

6. Your Rights

You have the right to:

  • Access your personal data
  • Correct inaccurate data
  • Delete your account and all associated data
  • Export your data

To exercise these rights, please contact us at the email below.

7. Data Retention

We retain your data for as long as your account is active. If you delete your account, all your data will be permanently removed from our systems within 30 days.

8. Children's Privacy

Our service is not intended for users under the age of 13. We do not knowingly collect personal information from children under 13.

9. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of any changes by posting the new policy on this page and updating the "Last updated" date.

10. Contact Us

If you have any questions about this Privacy Policy, please contact us at:

shuveloper (shuveloper0308@gmail.com)

トレーノート - フィットネス&栄養管理アプリ