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Klark

Privacy policy

Last updated: 15 April 2026

Preamble

At Klark, transparency and the protection of your personal data are at the heart of our commitments. This policy clearly informs you about the data processing carried out in connection with your use of Klark, our digital cockpit for entrepreneurs.

1. Data controller

Klark SARL
31 Avenue de Ségur, 75007 Paris
RCS Paris 885 401 265

Contact: contact@klark.app
DPO: dpo@klark.app

2. What data do we collect?

We collect only the data strictly necessary for the proper operation of the Klark service, including:

Data provided by the user:
  • First name, last name, email address, company, phone number
  • Billing information (if subscribed)
  • Platform login data
Data aggregated via third-party services (Bridge, Stripe, Shopify, PayPal, PrestaShop...):
  • Bank balances and transactions (read-only)
  • Revenue/receipts (Stripe, PayPal, Shopify, PrestaShop, etc.)
  • Expense and income statistics
Data generated by Klark tools:
  • Documents generated via Fakture, Dokument, etc.
  • Configured notifications and reminders
  • User preferences

We do not store sensitive data from your bank accounts: this data is only displayed, in read-only mode, via our approved partner Bridge (PSD2).

3. Why do we use your data?

We process your data solely to:

  • Provide the services offered by Klark
  • Allow you to connect your third-party accounts and tools
  • Generate your documents and provide you with a summary dashboard
  • Manage your subscription, access rights and billing
  • Improve our service and offer you new tools or partnerships

4. Legal bases for processing

Processing is based on:

  • Your consent, in particular for connecting to third-party services
  • Performance of a contract, for access to Klark services
  • Our legitimate interest, for the proper functioning and security of our service

5. Sharing and subcontracting

We do not resell any data. Certain data may be shared with our technical service providers solely within the strict framework of service delivery:

  • Bridge for bank aggregation (PSD2-approved provider)
  • Stripe for payment processing
  • Hosting and technical providers (for platform hosting and smooth operation)

6. How long do we keep your data?

  • Account data: for as long as you are a customer + 3 years after deletion (legal obligations)
  • Billing data: 10 years (accounting compliance)
  • Aggregated banking data: not stored
  • Tool-generated data: retained until account deletion or manual erasure

7. Your rights

In accordance with the GDPR, you have the following rights:

  • Access to your data
  • Rectification
  • Erasure ("right to be forgotten")
  • Portability
  • Restriction and objection to processing
  • Withdrawal of consent at any time

To exercise your rights: dpo@klark.app

You may also lodge a complaint with the relevant supervisory authority. In France: www.cnil.fr

8. Data security

We apply bank-grade security measures:

  • Encrypted data flows
  • Restricted data access
  • Access logging
  • Secure hosting within the European Union

9. Policy updates

This policy may be updated at any time. You will be notified of any material changes. The current version is always available at klark.app.

For any questions regarding your personal data, you can contact our DPO at dpo@klark.app.