Privacy Policy
Last updated: March 13, 2026
This Privacy Policy describes Our policies and procedures regarding the collection, use, and disclosure of information when You use the BloodLog application (the "Service") and explains Your privacy rights and how the law protects You.
BloodLog is designed with a privacy-first approach. Health data entered into the Application is stored locally on Your device and is not transmitted to or stored on our servers.
By using the Service, You agree to the collection and use of information in accordance with this Privacy Policy.
This Privacy Policy is intended to comply with applicable data protection laws, including the Swiss Federal Act on Data Protection (FADP), the EU General Data Protection Regulation (GDPR), the California Consumer Privacy Act (CCPA) as amended by the California Privacy Rights Act (CPRA), and the California Online Privacy Protection Act (CalOPPA), where applicable.
Interpretation and Definitions
Words with capitalized initial letters have meanings defined under the following conditions. The following definitions shall have the same meaning whether they appear in singular or plural.
Account — means a unique account created for You to access parts of the Service.
Application — refers to BloodLog, the mobile software application provided by the Company.
Company — (referred to as "the Company", "We", "Us" or "Our") refers to BloodLog.
Country — refers to Switzerland.
Device — means any device capable of accessing the Service such as a smartphone, tablet, or computer.
Personal Data — means any information relating to an identified or identifiable individual.
Health Data — means health-related information that You enter into the Application such as blood measurements, notes, logs, and timestamps.
Service — refers to the BloodLog Application.
Service Provider — means any third-party company or individual that processes information on behalf of the Company to facilitate the Service.
Usage Data — refers to data collected automatically when using the Service.
You — means the individual using the Service.
Data Storage
BloodLog is designed to store user data locally on the user's device.
Health logs and measurements entered into the Application remain on Your device and are not transmitted to or stored on the Company's servers.
Because the data is stored locally, You are responsible for managing backups and protecting access to Your device. If the Application is removed from Your device, the locally stored data may also be removed.
Types of Data Collected
Health Data
The Application allows You to record and store health-related information such as blood measurements, notes, logs, and timestamps.
This information may be considered sensitive personal data under applicable privacy laws. BloodLog processes this information locally on Your device solely to provide the core functionality of the Application.
The Company does not collect, store, or analyze Your health data on its servers.
Health data is never sold or shared with third parties for advertising or marketing purposes.
Usage Data
BloodLog does not collect analytics related to Your health logs or personal entries.
However, limited technical information may be collected by platform providers (such as Apple App Store or Google Play Store) when You download, install, or purchase the Application. This information is processed according to the privacy policies of those platform providers.
Camera Access
If You choose to use features that require camera access, the Application may request permission to access Your device's camera or photo library.
This access is used solely for the functionality of the Application and the information remains stored on Your device.
You can enable or disable camera access at any time through Your device settings.
Use of Personal Data
The Company may use limited Personal Data for the following purposes:
- To provide and maintain the Service — To enable core application functionality.
- To manage Your account — To provide access to features within the Application.
- To manage subscriptions — To verify subscription status and enable premium features.
- To respond to support requests — To respond to questions or technical support inquiries submitted by users.
BloodLog does not sell, rent, or trade Personal Data.
Subscriptions and Payments
The Application may offer paid subscription plans, including monthly and yearly subscriptions.
Payments are processed by third-party platform providers such as Apple App Store or Google Play Store depending on the device used.
The Company does not store credit card numbers or payment information.
The Application may receive limited information from the platform provider, such as confirmation of payment and subscription status, in order to manage access to premium features.
Payment processing is governed by the privacy policies of the respective platform providers.
Legal Basis for Processing Personal Data (GDPR)
If You are located in the European Economic Area (EEA), We rely on the following legal bases for processing Personal Data:
- Performance of a contract — Processing is necessary to provide the Service.
- Consent — You provide consent for certain features such as camera access.
- Legitimate interests — Processing may be necessary to maintain service security or respond to support requests.
- Legal obligations — Processing may be required to comply with applicable laws.
Your Data Protection Rights (GDPR)
If You are a resident of the European Economic Area, You may have the following rights:
- The right to access Your Personal Data
- The right to correct inaccurate data
- The right to request deletion of Personal Data
- The right to restrict processing
- The right to object to processing
- The right to data portability
- The right to withdraw consent at any time
You may exercise these rights by contacting Us using the contact information provided in this Privacy Policy.
California Privacy Rights (CCPA / CPRA)
If You are a California resident, You have the right to:
- Request disclosure of the categories of Personal Data collected
- Request access to specific pieces of Personal Data
- Request correction of inaccurate Personal Data
- Request deletion of Personal Data collected about You
You also have the right to opt out of the sale or sharing of Personal Data. BloodLog does not sell Personal Data.
We will not discriminate against You for exercising any of Your privacy rights.
Requests can be submitted using the contact information listed in this Privacy Policy.
California Online Privacy Protection Act (CalOPPA)
In accordance with the California Online Privacy Protection Act:
- Users can visit the Application anonymously.
- This Privacy Policy is available within the Application and on the website.
- Users will be notified of any changes to the Privacy Policy by updating the "Last updated" date at the top of this page.
Do Not Track Signals
Some browsers offer a "Do Not Track" signal. Because there is currently no consistent industry standard, the Service does not respond to Do Not Track signals.
Retention of Personal Data
Because health data is stored locally on Your device, the Company does not retain copies of this data on its servers.
Any information related to subscriptions or support requests may be retained only as long as necessary to comply with legal obligations or resolve disputes.
Security of Personal Data
The security of Your data is important to Us.
Because health data is stored locally on Your device, protection of that information depends in part on the security of Your device.
We recommend enabling device security features such as passcodes or biometric authentication.
Children's Privacy
The Service is not intended for individuals under the age of 16.
We do not knowingly collect Personal Data from children under 16. If We become aware that such information has been provided, We will take steps to remove it.
Links to Other Websites
The Service may contain links to third-party websites.
We are not responsible for the privacy practices or content of those third-party sites.
Users are encouraged to review the privacy policies of any external websites they visit.
Changes to this Privacy Policy
We may update this Privacy Policy from time to time.
Changes will be posted on this page and the "Last updated" date will be modified accordingly.
Users are encouraged to review this Privacy Policy periodically.
Contact Us
If You have any questions about this Privacy Policy, You can contact Us: