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NotesMakr: AI-powered study app using the Feynman Technique to simplify complex topics

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Privacy Policy

Our privacy policy and how we use your data

Last Updated: November 6, 2025

Introduction

Welcome to NotesMakr. We respect your privacy and are committed to protecting your personal data. This privacy policy explains how we collect, use, and safeguard your information when you use our mobile application and related services.

NotesMakr is a study app that helps learners understand and retain knowledge using the Feynman Technique. Our app allows you to collect material from various resources and transform them into simplified explanations.

Information We Collect

1. Audio Recordings

Purpose: NotesMakr uses your device's microphone to record audio for transcription and note-taking purposes.

  • What we collect: Audio recordings you create within the app
  • How we use it:
    • To transcribe audio into text using Google's Gemini AI API
    • To generate study materials (flashcards, quizzes, mind maps) from your recordings
    • To enable you to create notes using the Feynman Technique
  • Storage: Audio files are uploaded to secure cloud storage (Supabase) and processed server-side
  • Retention: Audio recordings are retained until you delete them from your account
  • Your control: You can delete your recordings at any time through the app

2. Account Information

  • Email address (for authentication and account management)
  • Display name (optional)
  • Profile picture (optional)

3. Content You Create

  • Notes and study materials you create
  • Text content you input or generate
  • Flashcards, quizzes, and mind maps
  • PDFs and documents you upload

4. Usage Data

  • App usage patterns and features accessed
  • Device information (device type, operating system)
  • Subscription and payment information (processed by RevenueCat)
  • Usage limits tracking (notes created, generations used, audio transcription time)

How We Use Your Information

We use your information to:

  • Provide core functionality: Transcribe audio, generate study materials, and enable note-taking
  • AI Processing: Send your content to Google's Gemini AI for transcription and content generation
  • Account management: Authenticate users and manage subscriptions
  • Service improvement: Analyze usage patterns to improve app features
  • Subscription management: Track usage limits based on your subscription tier
  • Customer support: Respond to your inquiries and provide technical assistance

Third-Party Services

We use the following third-party services to provide and improve NotesMakr:

1. Google Gemini AI API

  • Purpose: Audio transcription and AI-powered content generation
  • Data shared: Audio recordings, text content you want to process
  • Privacy Policy: Google Privacy Policy
  • Data retention: Google processes data according to their API terms; we do not control Google's retention policies

2. Supabase (Cloud Storage & Database)

  • Purpose: Secure storage of your data, authentication, and database services
  • Data stored: Account information, audio files, notes, and generated content
  • Privacy Policy: Supabase Privacy Policy

3. RevenueCat (Subscription Management)

  • Purpose: Manage in-app subscriptions and purchases
  • Data shared: User ID, subscription status, purchase information
  • Privacy Policy: RevenueCat Privacy Policy

4. Apple App Store / Google Play Store

  • Purpose: App distribution and payment processing
  • Data shared: Purchase information handled by respective platforms
  • Privacy Policies:
    • Apple Privacy Policy
    • Google Play Privacy Policy

Data Security

We implement appropriate security measures to protect your data:

  • Encryption: Data is encrypted in transit (HTTPS/TLS) and at rest
  • Authentication: Secure authentication via Supabase Auth
  • Access Control: Strict database security policies ensure users can only access their own data
  • Secure Storage: Audio files and content stored in protected cloud storage with access controls

However, no method of transmission over the internet or electronic storage is 100% secure. While we strive to use commercially acceptable means to protect your data, we cannot guarantee absolute security.

Your Rights and Choices

You have the following rights regarding your data:

  • Access: View all personal data we have about you
  • Deletion: Request deletion of your account and all associated data
  • Correction: Update or correct your personal information
  • Data Portability: Export your data in a machine-readable format
  • Microphone Permission: Revoke microphone access at any time through device settings
  • Opt-out: Unsubscribe from marketing communications (if any)

To exercise these rights, contact us at privacy@notesmakr.com

Data Retention

  • Audio Recordings: Retained until you delete them or close your account
  • Notes & Content: Retained while your account is active
  • Account Information: Retained until you request account deletion
  • Usage Analytics: Aggregated data may be retained indefinitely for service improvement

Upon account deletion, we will delete or anonymize your personal data within 30 days, except where we are required to retain it for legal compliance.

Children's Privacy

NotesMakr is not directed to children under 13 years of age. We do not knowingly collect personal information from children under 13. If we discover that a child under 13 has provided us with personal information, we will delete such information immediately.

International Data Transfers

Your data may be transferred to and processed in countries other than your country of residence. These countries may have different data protection laws. By using NotesMakr, you consent to the transfer of your data to our servers and third-party service providers.

Changes to This Privacy Policy

We may update this privacy policy from time to time. We will notify you of any changes by:

  • Posting the new privacy policy on this page
  • Updating the "Last Updated" date
  • Sending an in-app notification for material changes

We encourage you to review this privacy policy periodically for any changes.

Contact Us

If you have questions about this privacy policy or our data practices, contact us at:

  • Email: privacy@notesmakr.com
  • Support: support@notesmakr.com

Compliance with Google Play Policies

Microphone Permission (android.permission.RECORD_AUDIO):

NotesMakr requests microphone permission to enable audio recording functionality. This permission is used exclusively for:

  • Recording voice notes and lectures for transcription
  • Converting spoken content into written study materials
  • Creating audio-based learning content

User Control: You can deny or revoke this permission at any time through your device settings. Without microphone access, audio recording features will be unavailable, but other app features will continue to work.