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epiEspañol

Privacy Policy

Last updated: 8 April 2026  ·  Version 1.2

1. Who We Are

epiEspañol is a Spanish-language translation service operated by epiCorpus.

For the purposes of the General Data Protection Regulation (GDPR) and the Spanish Organic Law on Data Protection (LOPDGDD), we are the data controller for personal data processed through this service.

Contact: epicorpus@gmail.com

2. What Data We Collect

DataSourcePurpose
Email address You provide it at sign-up via Google OAuth or magic link Account authentication and service communications
Name and profile picture Google OAuth (only if you use Sign in with Google) Displaying your identity in the app header
Translation history Generated when you use the translation feature Your history panel; avoiding repeat API charges for identical requests
Saved phrases When you explicitly save a translation Your personal phrase bank
Usage statistics Automatically recorded per request Enforcing word allowances and billing
IP address Captured on each API request Rate limiting and abuse prevention (not stored permanently)

We do not collect payment card details (handled by our payment processor), precise location data, or any special-category data under GDPR Article 9.

3. Legal Basis for Processing

Contract performance (Article 6(1)(b))

Legitimate interests (Article 6(1)(f))

Legal obligation (Article 6(1)(c))

4. Third-Party Processors

We share data with the following processors. Each is contractually bound to process data only on our instructions.

ProcessorLocationPurposeData transferred
Anthropic, PBC USA AI translation (Claude API) Your input text. Transfer is covered by Standard Contractual Clauses. Anthropic does not use API input to train its models.
Supabase Inc. EU (Frankfurt region) Database and authentication Email, translations, saved phrases, usage stats
Vercel Inc. USA / EU edge Application hosting and serverless functions IP address, HTTP request data
Upstash Inc. EU Rate limiting (Redis cache) IP address — stored transiently for rate-limit windows only
Google LLC USA / EU OAuth authentication Email, name, profile picture (only if you use Sign in with Google)

We do not sell your data, use it for advertising, or share it with parties not listed above.

5. Your Translation Content

Text you submit for translation is sent to Anthropic's Claude API. Anthropic does not use API inputs to train AI models. We store your translation history in our database so you can retrieve it later. You can delete your history at any time from within the app.

We recommend you do not submit sensitive personal data (passport numbers, passwords, financial details) as part of a translation request.

6. Data Retention

Data typeRetention period
Translation history — Trial usersDuration of trial period
Translation history — Paid usersUntil account deletion
Saved phrasesUntil deleted by you or account is closed
Account data (email, profile)Until you request account deletion
Usage statisticsUntil account deletion
IP addresses (rate limiting)Transiently — sliding window only, not permanently stored

7. Your Rights

Under GDPR, you have the following rights:

To exercise any of these rights, email epicorpus@gmail.com. We will respond within 30 days. You may also lodge a complaint with the Spanish data protection authority: Agencia Española de Protección de Datos (AEPD), www.aepd.es.

8. Cookies and Local Storage

epiEspañol stores your preferences (theme, dialect, pre-fetch settings) in your browser's local storage. This data stays on your device and is never transmitted to our servers.

We set session cookies via Supabase for authentication purposes only. These are strictly necessary for the service to function and do not require consent under the ePrivacy Directive.

We do not use advertising, analytics, or any third-party tracking cookies.

9. Children

epiEspañol is not directed at children under 16. We do not knowingly collect personal data from anyone under 16. If you believe a child has provided us with data, contact us and we will delete it promptly.

10. Changes to This Policy

We may update this policy as the service evolves. For material changes, we will notify registered users by email and update the date at the top of this page. Continued use of the service constitutes acceptance of the updated policy.

11. Contact

epiCorpus
Email: epicorpus@gmail.com