🔒 Privacy Policy

Stoichiometric equation

Last Updated: January 28, 2026

✓ Zero Data Collection
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Your Privacy is Our Priority

Stoichiometric equation is designed with privacy at its core. We believe your data belongs to you, and you alone. That's why our app does not collect, store, transmit, or share any personal data whatsoever.

What This Means for You

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No Data Collection

We don't collect any personal information

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No Tracking

No analytics, cookies, or tracking mechanisms

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No Cloud Storage

All data stays on your device

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No Third Parties

No data shared with anyone

Data Controller

The data controller responsible for this app is:

  • Company: ScienceSoft e.U.
  • Address: Oberzellergasse 12/13, 1030 Vienna, Austria
  • Commercial Register: FN 644834k
  • VAT ID: ATU60406778
  • Email: peter.sauer@flutterdev.at

Legal Basis for Processing

Since Stoichiometric equation does not collect, store, or process any personal data, there is no applicable legal basis for data processing under Article 6 of the GDPR. The app operates entirely offline and locally on your device without any data transmission.

Website Tracking Disclosure

This privacy policy page is hosted on our website, which may use essential scripts for functionality (such as theme switching). Our website does not use analytics, advertising trackers, or third-party cookies. No personal data is collected through this website.

Third-Party Services

Stoichiometric equation does not integrate with any third-party services, analytics platforms, advertising networks, or data collection tools. The app is completely self-contained.

Children's Privacy

Our app does not collect any data from anyone, including children. This applies to children under 13 (as defined by COPPA in the United States) and children under 14 (as defined by Austrian data protection law under the GDPR). The app is safe for users of all ages as it has no data collection mechanisms whatsoever.

Changes to This Privacy Policy

We may update this Privacy Policy from time to time. Any changes will be reflected by updating the "Last Updated" date at the bottom of this policy. We encourage you to review this policy periodically.

Your Rights

Since we don't collect any data, there is no personal data to access, modify, or delete from our systems. All data remains on your device under your complete control.

Contact Us

If you have any questions about this Privacy Policy or our privacy practices, please contact us:

Supervisory Authority

If you believe your data protection rights have been violated, you have the right to lodge a complaint with the competent supervisory authority:

  • Austrian Data Protection Authority (Österreichische Datenschutzbehörde)
  • Address: Barichgasse 40-42, 1030 Vienna, Austria
  • Website: www.dsb.gv.at

Compliance

This privacy policy complies with:

  • General Data Protection Regulation (GDPR)
  • California Consumer Privacy Act (CCPA)
  • Children's Online Privacy Protection Act (COPPA)
  • Google Play Store Privacy Requirements
  • Apple App Store Privacy Guidelines

CCPA Notice for California Residents: Under the CCPA, you have the right to know what personal information is collected, request deletion of your personal information, and opt out of the sale of your personal information. Since we do not collect, sell, or share any personal information, these rights are inherently fulfilled. We do not sell personal information as defined by the CCPA.

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Our Commitment

At ScienceSoft e.U., we are committed to building software that respects your privacy. Stoichiometric equation is designed to provide a powerful chemistry tool without compromising your privacy in any way.