Privacy Policy

Information We Collect

When you use Inburgering Coach, we may collect the following information:

• Account information: your name and email address when you sign in via Google or Apple.
• Usage data: practice history, progress, and engagement within the app.
• Written exercise submissions: text you write in writing exercises.
• Speaking recordings: audio you record during speaking exercises.
• Vocabulary words: words you look up or save for translation.
• Device information: browser type, operating system, and general usage analytics.
• Payment information: purchase details processed by our payment provider (we do not store your credit card number).

How We Use Your Information

We use the information we collect to:

• Provide and maintain the application.
• Evaluate your writing and speaking submissions using AI.
• Transcribe your speaking recordings and generate audio for practice exercises.
• Translate vocabulary words between Dutch and English.
• Track your practice progress and provide personalized feedback.
• Process payments for premium features.
• Send transactional emails (e.g. coach notes, progress updates) and occasional marketing emails.
• Monitor errors and improve application stability.
• Measure advertising effectiveness on our marketing site.
• Improve our services and user experience through analytics.

Third-Party Services

We use the following third-party services that may process data in accordance with their own privacy policies:

• Clerk — authentication via Google and Apple sign-in. Privacy Policy
• Plausible Analytics — privacy-friendly, cookieless website analytics. Plausible does not use cookies and does not collect personal data. Privacy Policy
• PostHog — product analytics, usage tracking, and session replay. Data is processed on PostHog's EU servers. Uses cookies and local storage for session tracking. Privacy Policy
• Sentry — error monitoring, crash reporting, and performance tracking. Data is processed on Sentry's German (EU) servers. Privacy Policy
• OpenAI — AI evaluation of writing submissions, transcription and evaluation of speaking recordings, and coach note generation. Your submitted content is sent to OpenAI's API for processing. Privacy Policy
• Google Gemini — vocabulary translation. Words you look up are sent to Google's API. Privacy Policy
• Google Cloud Text-to-Speech — generates audio for speaking practice exercises. Privacy Policy
• Lemon Squeezy — payment processing for premium purchases. Privacy Policy
• Resend — transactional and marketing email delivery. You can unsubscribe from marketing emails at any time using the link in each email. Privacy Policy
• Google Ads — conversion tracking on our marketing website to measure advertising effectiveness. Privacy Policy

Cookies and Local Storage

Our application and website use cookies and local storage for the following purposes:

• PostHog — cookies and local storage for analytics and session replay.
• Clerk — cookies for maintaining your authentication session.
• Google Ads — cookies for conversion tracking (marketing website only).
• Plausible — does not use cookies or local storage.

Data Processing Locations

Your data may be processed in the following locations depending on the service:

• European Union — PostHog (analytics), Plausible (website analytics)
• Germany (EU) — Sentry (error monitoring)
• United States — OpenAI (AI processing), Google Gemini (translation), Google Cloud TTS (audio generation), Lemon Squeezy (payments), Resend (email), Google Ads (conversion tracking), Clerk (authentication)

Data Retention

• Account data is kept for as long as your account is active.
• You can delete your account at any time via the app settings, which removes your personal data.
• Anonymized analytics data may be retained after account deletion.
• Payment records are retained as required by applicable tax and accounting laws.
• Unsubscribe requests for marketing emails are honored immediately.

Data Security

We implement appropriate technical and organizational measures to protect your personal information. However, no method of transmission over the Internet is 100% secure, and we cannot guarantee absolute security.

Your Rights

You have the right to:

• Access the personal data we hold about you.
• Request correction of inaccurate data.
• Request deletion of your data.
• Withdraw consent at any time by deleting your account.

Contact Information

If you have any questions about this Privacy Policy, please contact us at support@inburgering.coach.