Privacy Policy

Last updated: March 21, 2026

Introduction

Het Kasboek respects the privacy of all users and ensures that the personal information you provide is treated confidentially. This privacy policy explains what personal data we collect, why we collect it, and how we use it.

What data do we collect?

We collect the following personal data when you use Het Kasboek:

  • Name and contact details
  • Email address
  • Company information (KVK number, VAT number)
  • Financial data (invoices, quotes, expenses and receipts, bank account number, and bank transactions if you use a bank connection)

Why do we collect this data?

We use your data to provide the Het Kasboek service, including creating invoices, tracking expenses, calculating VAT, and managing your subscription. We will never sell your personal data to third parties.

Data storage

Your data is stored in a PostgreSQL database at our database hosting provider and is transmitted encrypted (HTTPS). We keep your data for as long as your account exists. If you delete your account via Settings → Account, your data is removed from our database immediately. We use the following processors to provide the service: Vercel (application hosting), our database hosting provider (storage of your data), Stripe (payment of your subscription), Enable Banking (bank connection, only if you activate it), Resend (sending emails, such as your invoices, quotes and reminders), Sentry (technical error reports) and Google (Gemini, receipt recognition: when you upload a receipt for a new expense, the image is sent to Google to read details such as the amount, date and supplier).

Your rights

You have the right to access, correct, take with you and delete your personal data. You can correct your data via Settings. Via Settings → Account you can download all your data as a ZIP file and delete your account. For other requests about your data, contact us at [email protected]. You can also file a complaint with the Dutch Data Protection Authority (Autoriteit Persoonsgegevens).

Contact

If you have questions about this privacy policy, please contact us at [email protected].