Last Updated: Nov 19, 2025
At OxiSoft, we value your privacy and are committed to ensuring that your personal data is secure and used in compliance with applicable privacy regulations. This Privacy Policy explains how CyberCalc (“the App”) manages your information.
1. Information Collection and Use
CyberCalc does not collect, store, or transmit any personal information or data to OxiSoft servers. The App operates with a privacy-first approach where all data remains entirely on your device.
Local Storage
The App stores data locally on your device, including:
- Encrypted notes and text content
- App preferences and settings
- Calculation history (calculator mode only)
All note data is encrypted locally using AES-256 encryption before storage. No plaintext notes are ever stored on the device.
2. Encryption and Security
- All notes are encrypted using AES-256 encryption
- Your secret operation codes serve as encryption keys
- Secret codes are never stored in plaintext
- Encryption occurs entirely on your device
- No recovery mechanism exists for forgotten codes (by design)
3. Data Storage
All app data is stored exclusively on your device:
- Encrypted notes are stored as individual files
- Storage folders use secure hashes of operation codes
- No cloud backup or synchronization
- No data transmission to external servers
- Self-destruct feature permanently removes all encrypted data
4. No Data Collection
The App does not:
- Collect analytics or usage data
- Track your behavior or app usage
- Transmit any data to OxiSoft servers
- Integrate with advertising networks
- Access your contacts, location, or other device data
5. Third-Party Services
CyberCalc does not integrate with any third-party services. The App functions entirely offline and does not communicate with external servers for any purpose.
6. Children’s Privacy
CyberCalc does not knowingly collect data from children under the age of 13. The App is intended for general audiences and does not contain content or features specifically designed for children.
7. Changes to This Privacy Policy
We may update this Privacy Policy from time to time. We encourage you to review this page periodically for any changes. Your continued use of the App after changes to the Privacy Policy constitutes your acknowledgment and acceptance of the new terms.
8. Contact Us
If you have any questions or concerns regarding this Privacy Policy, please contact us at:
OxiSoft
Email: info@oxisoft.io
Thank you for using CyberCalc. We appreciate your trust and are committed to ensuring that your privacy is respected.