Legal Notice and Privacy Policy

1. Identification of the Controller

In compliance with Article 10 of Law 34/2002, of July 11, on Information Society Services and Electronic Commerce (LSSICE), we inform:

• Owner: Happyberg Labs S.L.
• Tax ID: B23844822
• Address: A Coruña, Galicia, Spain
• Email: hola@happyberg.com
• Registry: Registered in the Commercial Registry of A Coruña

2. Purpose and Scope of Application

Maruxa Factureira is a web application designed to help freelancers and small businesses digitize and organize their expense receipts and invoices using optical character recognition (OCR) technology and artificial intelligence.

• To the web application accessible at maruxa.happyberg.com
• To any related service offered by Happyberg Labs S.L.
• To the use of the API and authorized third-party integrations

3. Privacy and Data Protection

In compliance with Regulation (EU) 2016/679 (GDPR) and Organic Law 3/2018, on Personal Data Protection (LOPDGDD):

3.1. Image Processing

• Receipt and invoice images are processed in real time
• We DO NOT store the original images on our servers
• OCR processing is performed through third-party services (see section 3.4)
• Extracted data is stored locally in your browser (localStorage)

3.2. Data We Collect

3.3. Your Rights

You can exercise the following rights by sending an email to legal@happyberg.com:

• Access: Request a copy of your data
• Rectification: Correct inaccurate data
• Erasure: Request deletion ("right to be forgotten")
• Portability: Receive your data in a structured format
• Objection: Object to certain processing
• Restriction: Restrict the processing of your data

You can also file a complaint with the Spanish Data Protection Agency (AEPD) at www.aepd.es

3.4. Third-Party Services

We use the following services that may process data:

3.5. International Transfers

Some data transfers to the USA are made under Standard Contractual Clauses (SCCs) approved by the European Commission, ensuring a level of protection equivalent to the GDPR.

4. Cookie and Analytics Policy

4.1. No Tracking Cookies

Maruxa does NOT use tracking or advertising cookies. Our analytics configuration (PostHog) is configured with:

• persistence: 'memory'
• disable_cookie: true
• disable_session_recording: true
• respect_dnt: true

4.2. Local Storage

We use browser localStorage for:

• Saving the history of processed receipts
• Storing your preferences

Important: This data never leaves your browser. You can delete it at any time from your browser's developer tools.

4.3. PostHog Analytics

We use PostHog to understand how the application is used:

• Server: EU (Frankfurt) - data doesn't leave Europe
• Mode: memory - doesn't persist between sessions
• DNT: We respect Do Not Track
• Sessions: We don't record user sessions

4.4. How to Disable Analytics

You can disable analytics in several ways:

• Enable "Do Not Track" in your browser (we respect it)
• Use an analytics blocker
• Contact us for manual exclusion

4.5. Technical Cookies

Cloudflare may set strictly necessary cookies for:

• Security and attack protection
• Load balancing

These cookies are exempt from consent under the ePrivacy directive as they are strictly necessary.

5. Security

5.1. Implemented Measures

• HTTPS on all communications
• DDoS protection via Cloudflare
• In-memory processing (no image persistence)
• Sensitive data stored locally on your device

5.2. Your Responsibility

We recommend:

• Using an up-to-date browser
• Not sharing your device with unauthorized persons
• Making backups of exported data

5.3. Breach Notification

In case of a security breach affecting your personal data, we will notify you within 72 hours in accordance with Article 33 of the GDPR.

6. Intellectual Property

6.1. Source Code

Maruxa Factureira is open source software under license:

• Community Version: MIT License
• Repository: github.com/happyberg/maruxa-factureira

6.2. Brand and Design

The name "Maruxa", the logo, and the visual design are registered trademarks of Happyberg Labs S.L. and are not included in the open source license.

6.3. User Content

The receipts and invoices you process remain your property. We do not claim any rights over them.

7. License Terms

7.1. Available Plans

7.2. Fair Use

We commit to:

• Not artificially limiting features
• Giving 30 days notice of price changes
• Always allowing you to export your data

7.3. Cancellation

You can cancel your subscription at any time. You will maintain access until the end of the billed period.

8. Limitation of Liability

Maruxa Factureira is offered "as is". We do not guarantee:

• 100% accuracy in data extraction
• Uninterrupted availability of the service
• Compatibility with all receipt formats

We always recommend verifying extracted data before using it for tax or accounting purposes.

9. Technical Support

Support Channels:

• GitHub Issues: For bugs and suggestions
• Email: support@happyberg.com
• Hours: Monday to Friday, 9:00-18:00 CET

10. Modifications

We reserve the right to modify this legal notice. Changes will be published on this page with the update date. For substantial changes, we will notify registered users by email.

Last updated: 25/01/2026

11. Applicable Law and Jurisdiction

This legal notice is governed by Spanish law. For any dispute, the parties submit to the courts of the city of A Coruña, waiving any other jurisdiction that may apply to them.