Legal

Privacy Policy

We believe in full transparency about how your data is collected, used, and protected. No legalese — just plain English.

Last updated — April 17, 2026
Overview

Your privacy, plainly explained

GymTrainer AI is committed to protecting your privacy. This policy explains what data we collect, how we use it, and what rights you have. We keep things simple — no surprises.

Section 1

Data we collect

Account Information

  • Email address, used for account identification
  • Name, used for personalization

Fitness Data

  • Age, gender, height, and weight
  • Fitness level and gym experience
  • Workout goals and preferences
  • Available equipment
  • Workout history and performance logs
  • Strength profile and lift records
  • Body weight tracking history

AI Chat Data

  • Chat messages and conversation history
  • Fitness context sent to the AI
  • AI-generated responses
Section 2

How we use your data

Core Features

  • Generate personalized workout plans
  • Track your progress and performance over time
  • Calculate muscle recovery and training readiness
  • Provide smart workout recommendations
  • Back up your workout history to the cloud

AI Chat Feature

  • Send your fitness data to OpenAI to generate personalized advice
  • Analyze workout history for tailored coaching responses
  • Power real-time fitness conversations
Section 3

Sharing & third parties

OpenAI Integration

When you use AI Chat, your fitness data and messages are sent to OpenAI for processing. OpenAI operates under enterprise-grade security and privacy standards and does not use your data to train its models.

What we never do

  • Sell your personal data to any third party
  • Share your data for marketing or advertising purposes
  • Use your information for anything beyond running the app
Section 4

Security

We take reasonable, industry-standard measures to protect your information.

  • All data in transit is encrypted over HTTPS/TLS
  • Data at rest is stored on secure, access-controlled cloud servers
  • Local app data is protected by your device's built-in encryption
  • Sensitive fields are never stored in plain text
Section 5

Where your data lives

  • Workout history — on your device and backed up to our servers
  • User profile — on our servers for account management
  • Chat history — stored locally on your device only
  • AI processing — temporarily handled by OpenAI servers, not persisted
Section 6

Your rights

Depending on where you live, you may have the following rights regarding your personal data. We honour these requests regardless of location.

  • Access the personal data we hold about you
  • Request correction of inaccurate data
  • Request deletion of your account and associated data
  • Export your workout data in a portable format
  • Use the app without enabling the AI Chat feature
Section 7

How long we keep your data

  • Workout history — kept until you choose to delete it
  • Chat history — stored locally, clearable at any time
  • Account data — retained while your account is active
  • Deleted data — purged from our servers within 30 days
Section 8

Children's privacy

GymTrainer AI is not directed at children under 13. We do not knowingly collect personal information from anyone under 13. If you believe a child has provided us with personal information, contact us and we will delete it promptly.

Section 9

Changes to this policy

We may revise this policy as our practices evolve. When we make material changes, we'll update the date at the top of this page. Continuing to use GymTrainer AI after a change takes effect means you accept the updated policy.