Privacy Policy

Last Updated: July 4, 2026

1. Introduction

Welcome to Hairist - AI hair styling & beauty analysis ("App"), developed by Emre Kaya ("we", "us", or "our").

Your privacy is important to us. This Privacy Policy explains how we collect, use, and protect your data when you use our application.

By using the App, you agree to the practices described in this policy.

2. Information We Collect

2.1 Personal Data

We do not require account registration and do not directly collect personally identifiable information such as name, email, or phone number.

2.2 Usage Data

We automatically collect limited technical data including:

  • Device type and model
  • Operating system version
  • Anonymous IP address
  • App usage behavior
  • Session duration

2.3 Crash & Performance Data

We use Firebase Analytics and Crashlytics to monitor performance, detect crashes, and improve stability.

2.4 Advertising & Tracking

We use third-party services such as Google Ads and Meta to understand user interactions and measure advertising performance.

3. How We Use Data

  • To operate and improve the App
  • To fix bugs and optimize performance
  • To analyze usage trends
  • To ensure security and prevent fraud
  • To comply with legal obligations

4. Third-Party Services

We may use the following services:

  • Google Firebase Analytics
  • Google Crashlytics
  • RevenueCat
  • Google Ads
  • Meta Platforms, Inc.

Privacy policies:

4.1 App Tracking Transparency (ATT)

With your permission, we may access your device’s advertising identifier (IDFA) through Apple’s ATT framework.

If allowed, this data may be used for:

  • Ad attribution
  • Campaign optimization
  • Performance measurement

If denied:

  • IDFA is not accessed
  • We use SKAdNetwork for privacy-friendly attribution

You can change tracking settings via:
Settings > Privacy & Security > Tracking

4.2 AI Processing & Image Data

How It Works

The App provides AI-powered features such as hairstyle simulation and image enhancement.

When you use these features, selected images may be securely processed by third-party AI providers.

AI Providers

  • OpenAI
  • Google AI
  • Replicate

Data Shared

  • Only images you choose
  • Technical metadata (format, size)

We do NOT share:

  • Contacts
  • Payment data
  • Location data

Strict Limitations

  • Data is used only for requested processing
  • No AI training is performed using your data
  • Third parties cannot reuse your data

User Control

  • You choose which images to upload
  • You can delete results anytime
  • You can request full deletion

Contact: [email protected]

Data Retention

Images are stored only as long as necessary and deleted when no longer needed or upon user request.

No Data Sale

We do not sell or trade user data.

5. Data Security

We implement appropriate security measures, but no system is completely secure.

6. Data Retention

Data is retained only as long as necessary for service operation and legal compliance.

7. Children's Privacy

The App is not intended for users under 13. We do not knowingly collect data from children.

8. Your Rights

  • Request access to data
  • Request deletion
  • Withdraw consent

Contact: [email protected]

9. Changes

We may update this policy. Updates will be posted with a revised date.

10. Contact

Developer: Emre Kaya
Email: [email protected]
Website: https://hairist.app