Privacy Policy
Last updated: June 14, 2026
This Privacy Policy explains how personal data collected through the Oyster mobile app and getoyster.app is processed by BULVAR.CO LIMITED ("Oyster", "we"). We treat children's privacy with the highest care.
1. Data We Collect
- Account info: parent/teacher email, student nickname and grade.
- Learning data: exercise answers, progress, achievements and gaps.
- Technical data: device type, app version and anonymous usage stats.
We don't request excessive personal data from children; we don't collect full name, phone or location.
2. How We Use Data
- To provide a personalized learning path and detect gaps
- To give parents and teachers progress reports
- To improve the app and resolve technical issues
3. Children's Privacy
Oyster is designed for children. Child accounts are created only with parent or teacher consent. The app contains no ads, does no third-party behavioral advertising, and never sells children's data for marketing.
4. Data Sharing
We don't sell your data. We share it only with service providers necessary to deliver the service (such as hosting and analytics), under contractual confidentiality obligations.
5. Security and Retention
We protect data with encryption and access controls, and retain it only as long as the service requires.
6. Your Rights
You have the right to access, correct and request deletion of your data. Contact us at support@getoyster.app.
7. Data Controller & Contact
BULVAR.CO LIMITED
Registered office: 61 Bridge Street, Kington, HR5 3DJ, United Kingdom
For privacy requests: support@getoyster.app