Spark — Momentum Tracking App
Effective Date: February 27, 2026
This Privacy Policy describes how Spark ("we," "us," or "our") collects, uses, and discloses your personal information when you use our mobile application (the "App" or "Service").
We are committed to protecting your personal information and your right to privacy. Please read this Privacy Policy carefully as it will help you understand what information we collect, how we use it, and what rights you have.
This Privacy Policy applies to all information collected through the Spark mobile application. By using the App, you agree to the collection and use of information in accordance with this policy.
For the purposes of this Privacy Policy:
When you register and use the App, we collect the following information:
As you use Spark, we also collect or generate the following:
We may also collect standard technical information including:
Spark uses the information we collect for the following purposes:
Important note regarding AI processing: The content of your win logs and related text is transmitted to Anthropic, Inc.'s API to generate coaching responses. This is a core function of the App. See Section 9 (Third-Party Service Providers) for full disclosure.
If you are located in the European Union or United Kingdom, we process your personal data under the following legal bases:
Spark retains your Personal Data for as long as your account is active or as needed to provide the Service. Specifically:
When you delete your account through the in-app account deletion feature, we permanently delete all personal data from our systems and instruct our Service Providers to do the same within 30 days.
Your information, including Personal Data, may be transferred to and maintained on servers located outside your state, province, country, or other governmental jurisdiction where data protection laws may differ from those of your jurisdiction.
Spark's primary infrastructure is hosted in the United States. By using the App, you consent to this transfer. We take all steps reasonably necessary to ensure your data is treated securely and in accordance with this Privacy Policy.
For EU/UK users, where data is transferred outside the European Economic Area, we ensure appropriate safeguards are in place in accordance with applicable data protection law.
If Spark is involved in a merger, acquisition, or asset sale, your Personal Data may be transferred. We will provide notice before your Personal Data is transferred and becomes subject to a different Privacy Policy.
Spark may disclose your Personal Data in the good faith belief that such action is necessary to:
We do not sell, rent, or trade your personal information to third parties for advertising or marketing purposes. We do not use your data for targeted advertising. Spark is a subscription-based application with no advertising model.
Spark uses the following third-party services to operate the App. Each has access to your data only to perform their specific functions and is obligated not to disclose or use it for any other purpose.
Supabase, Inc. provides our backend database and file storage infrastructure. All user account data, win logs, photos, streaks, badges, and AI-generated content are stored on Supabase's servers. Supabase is our primary data processor.
Privacy policy: supabase.com/privacy
Anthropic, Inc. provides the AI model (Claude) that powers Spark's coaching responses. The text content of your win logs is transmitted to Anthropic's API to generate personalized coaching responses. This transmission is a core function of the App and occurs each time you log a win.
Anthropic processes this data in accordance with their API usage policies. Your win content is used to generate responses and is not used to train Anthropic's models by default under their standard API terms.
Privacy policy: anthropic.com/privacy
Expo facilitates push notifications on iOS. Your device's push notification token is processed through Expo's push notification service to deliver reminders you have opted into.
Privacy policy: expo.dev/privacy
Apple, Inc. processes all in-app subscription purchases through Apple's In-App Purchase system. We do not directly collect or store your payment card information.
Privacy policy: apple.com/legal/privacy
RevenueCat, Inc. provides subscription management and entitlement tracking. RevenueCat receives your App user ID and subscription status to verify premium access. No financial payment data is shared with RevenueCat.
Privacy policy: revenuecat.com/privacy
The security of your Personal Data is important to us. We implement commercially reasonable technical and organizational measures to protect your data, including:
However, no method of transmission over the Internet or method of electronic storage is 100% secure. While we strive to use commercially acceptable means to protect your Personal Data, we cannot guarantee its absolute security.
Our Service does not address anyone under the age of 13. We do not knowingly collect personally identifiable information from anyone under the age of 13. If you are a parent or guardian and you are aware that your child has provided us with Personal Data, please contact us immediately.
If we become aware that we have collected Personal Data from anyone under the age of 13 without verification of parental consent, we take steps to remove that information from our servers.
Regardless of your location, you have the following rights regarding your personal data:
To submit a request, contact us using the information in Section 16. We will respond within 30 days and may need to verify your identity before processing the request.
If you are located in the European Union or United Kingdom, you additionally have the right to:
If you are a California resident, you are entitled to:
To exercise your California rights, contact us at the email address in Section 16. We will respond to verified requests within 45 days as required by the CCPA.
Spark's AI coaching responses are generated for motivational and informational purposes only. They are not a substitute for professional medical, psychological, legal, financial, or any other licensed professional advice. If your goals or win logs involve health conditions, addiction recovery, mental health, legal matters, or financial decisions, we encourage you to work with a qualified professional in addition to using this App. Spark AI is not a therapist, doctor, lawyer, or financial advisor.
Our Service may contain links to other sites that are not operated by us. If you click on a third-party link, you will be directed to that third party's site. We strongly advise you to review the Privacy Policy of every site you visit. We have no control over and assume no responsibility for the content, privacy policies, or practices of any third-party sites or services.
We may update our Privacy Policy from time to time. We will notify you of any material changes by posting the new Privacy Policy on this page and updating the Effective Date above. For significant changes, we will provide notice within the App or via email.
You are advised to review this Privacy Policy periodically. Changes are effective when posted.
If you have any questions about this Privacy Policy or wish to exercise your data rights, please contact us:
We will make every reasonable effort to respond to your inquiry within 30 days.