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Privacy Policy

Last Updated: February 21, 2026

Introduction

This Privacy Policy describes how Catchr ("we," "us," or "the App") collects, uses, and protects your personal information. Catchr is developed and maintained by a solo developer and is committed to protecting your privacy.

Developer Information

For any questions regarding your data protection, please contact us at [email protected].

Data Controller

The data controller for Catchr is Adev, a solo developer. This Privacy Policy has been prepared in accordance with the General Data Protection Regulation (GDPR) (EU) 2016/679 and applicable data protection laws.

What Data We Collect

Information You Provide

  1. Account Information

- Email address (required for account creation only) - Name (optional)

  1. Social Media Data

- Instagram username you choose to track - Follower and following lists (fetched from public data) - Follow/unfollow activity logs - Custom lists (whitelist, blacklist)

  1. App Settings

- Your customization preferences - Notification settings - Theme preferences

What We DO NOT Collect

  • NO Instagram Passwords — we never ask for or store your Instagram password
  • NO Direct Messages — we don't access your private messages
  • NO Location Data — we never access your location
  • NO Browsing History — we don't monitor what websites you visit
  • NO Personal Files — we don't access files on your device
  • NO Contacts — we don't access your contacts or address book
  • NO Third-Party Data Sharing — we never sell or share your data

How We Use Your Data

We use your data ONLY for the following purposes:

1. Account Management (Legal basis: Contract performance — GDPR Art. 6(1)(b))

  • Create and manage your account using your email
  • Authenticate your login

2. Follower Tracking (Legal basis: Contract performance — GDPR Art. 6(1)(b))

  • Track your follower and following changes
  • Store your follow/unfollow history
  • Display analytics about your audience
  • We never post, like, or take any action on your behalf

3. Allow You to Delete Your Data (Legal basis: GDPR Art. 17)

  • You can delete your account and all data at any time
  • All your data will be permanently removed from our database

Data Storage

Where Your Data is Stored

  • Email and Name: Stored in Firebase Authentication
  • Follower Tracking Data: Stored in Firebase Firestore database
  • All data is stored securely in the cloud, accessible across your devices

What We Use

Firebase (Google LLC) — used only for:

  • User authentication (email/password)
  • Database storage (Firestore) for your tracking data
  • Firebase Analytics (anonymous usage statistics only)
  • Crashlytics (anonymous crash reporting to fix bugs)

Note: Firebase Analytics and Crashlytics collect only anonymous, aggregated data. They do NOT collect personal information or usage patterns tied to you.

Data Sharing and Third Parties

We do NOT sell, rent, or share your personal data with anyone.

Third-Party Services

Firebase (Google LLC):

  • Used for authentication and database storage only
  • Firebase Analytics: collects anonymous, aggregated usage data (no personal data)
  • Crashlytics: collects anonymous crash reports to help fix bugs
  • Privacy Policy: https://firebase.google.com/support/privacy

In-App Purchases:

  • Processed by Apple App Store or Google Play Store
  • We do NOT have access to your payment information

Legal Requirements

We may disclose your data only if required by law, court order, or government regulation.

Data Security

We take security seriously:

  • Passwords are encrypted and securely stored
  • Data transmission uses encryption (TLS/SSL)
  • Firebase provides enterprise-level security
  • Regular security updates and monitoring

Data Retention

  • Account data: stored until you delete your account
  • Tracking data: stored until you delete them or your account
  • After deletion: all data is permanently removed within 30 days

Your Rights Under GDPR

1. Right to Access (Art. 15)

Request a copy of your data — contact us at [email protected].

2. Right to Rectification (Art. 16)

Correct any inaccurate data through the app or by contacting us.

3. Right to Erasure ("Right to Be Forgotten") (Art. 17)

Delete your account anytime:

4. Right to Data Portability (Art. 20)

Request your data in a portable format — contact us at [email protected].

5. Right to Object (Art. 21)

Object to data processing — contact us at [email protected].

6. Right to Lodge a Complaint

File a complaint with your local data protection authority if you believe your rights have been violated.

How to Exercise Your Rights

Children's Privacy

Catchr is not intended for children under 13 years of age. We do not knowingly collect data from children under 13. If you believe we have collected data from a child under 13, please contact us immediately at [email protected].

International Data Transfers

Your data may be stored on Firebase servers located in the United States. Firebase complies with GDPR and provides appropriate safeguards for international data transfers.

Analytics and Tracking

Firebase Analytics

  • Collects anonymous, aggregated usage data only
  • Does NOT track individual users
  • Does NOT collect personal information
  • Used only to understand general app usage patterns

Crashlytics

  • Collects anonymous crash reports
  • Helps us identify and fix bugs
  • Does NOT collect personal information

You cannot opt out of Analytics or Crashlytics as they collect only anonymous data.

Updates to This Privacy Policy

We may update this Privacy Policy occasionally. Changes will be communicated via:

  • In-app notification
  • Email to your registered address

Continued use of the app after changes constitutes acceptance.

Contact Us

For privacy-related questions or to exercise your rights:

Supervisory Authority

If you're in the EU, you can lodge a complaint with your local data protection authority: https://edpb.europa.eu/about-edpb/board/members_en