Last updated: April 2026
1. Controller
The controller responsible for data processing is:
Frank Egger Software Entwicklung
Auf der Pief 5
52134 Herzogenrath
Germany
Email: frank.egger@gmail.com
2. Overview of Data Processing
We take the protection of your personal data seriously.
The app Calendar Event Reminder (CER) is designed to operate primarily locally on your device.
We do not collect or store personal data on our servers in connection with your use of the app, except where explicitly stated below.
3. Data Processed by the App
3.1 Calendar Data (Local Processing Only)
The app accesses calendar data (e.g., event titles, descriptions, times) exclusively to provide reminder functionality.
- Processing takes place only on your device
- No transmission to the provider
Legal basis: Art. 6(1)(b) GDPR
3.2 Usage Access (Foreground Apps)
If you grant permission, the app may access information about which apps are currently in use to enable features such as suppressing notifications.
- Processed only locally
- Not transmitted to us
Legal basis: Art. 6(1)(a) – consent
3.3 Crash Reports (Firebase Crashlytics)
We use Firebase Crashlytics to analyze app crashes.
Data processed may include:
- Device type
- Operating system
- App version
- Crash logs
This data is:
- Pseudonymized (not directly identifying individuals)
- Used solely to improve stability
Legal basis: Art. 6(1)(f) GDPR (legitimate interest)
3.4 Google Play Services
Integration of Google Play Services may result in independent data processing by Google.
Please refer to Google’s privacy policy.
4. Website & Account System
If you create an account (e.g., for feature requests), the following data is processed:
- Email address
- First name
- Last name
- Username
- Password (securely hashed)
Purpose:
- Account management
- Communication
- Feature request handling
Legal basis: Art. 6(1)(b) GDPR
5. Data Sharing
We do not sell personal data.
Data may be shared with:
- Service providers (e.g., Firebase)
- Authorities if legally required
6. International Data Transfers
Processing by Google/Firebase may occur outside the EU.
Transfers are based on:
- EU Standard Contractual Clauses (Art. 46 GDPR)
7. Data Retention
- Account data: until deletion request
- Crash data: according to Firebase retention policies
- App data: stored locally on device
8. Your Rights (GDPR)
You have the right to:
- Access your data (Art. 15 GDPR)
- Rectification (Art. 16)
- Deletion (Art. 17)
- Restriction (Art. 18)
- Data portability (Art. 20)
- Object (Art. 21)
To exercise your rights: frank.egger@gmail.com
9. Security
We implement appropriate technical and organizational measures, including:
- Secure password storage (hashing)
- Access restrictions
10. Children
Users under the age of 16 should only use the app with parental consent (Art. 8 GDPR).
We do not knowingly collect sensitive personal data from children.
11. Changes to this Policy
We may update this Privacy Policy. Changes will be published on this page.