Arnulf Privacy Policy
Last updated: 9 May 2026
This Privacy Policy explains how Arnulf collects, uses, stores, and protects information when you use the Arnulf app.
Arnulf is a private daily standards and progress tracking app designed to help users build consistency one day at a time.
By using Arnulf, you agree to the collection and use of information in accordance with this Privacy Policy.
1. Information we collect
Arnulf collects only the information needed to provide the app’s core features.
This may include:
Account information
- Email address
- Authentication and session information
- Account creation, sign-in, sign-out, and account deletion information
App activity and user content
- Standards you create in the app
- Check-ins and completion history
- Progress data
- Streaks
- Badge progress
- Dates and timestamps related to your app activity
Technical information
- Basic server request logs, such as request path, response status, and response time
- Authentication-related technical information, such as session tokens and device/browser information
- IP address where required for authentication, security, hosting, or technical operation of the app
Arnulf does not collect:
- Precise location data
- Contacts
- Payment information
- Health data
- Biometric data
- Apple Health or fitness data
- Advertising data
2. How we use your information
We use your information to:
- Create and manage your Arnulf account
- Allow you to sign in and use the app
- Save your standards, check-ins, streaks, badges, and progress
- Provide the core features of the app
- Maintain the security and reliability of the app
- Troubleshoot technical issues
- Respond to support, privacy, or account deletion requests
- Improve the stability and functionality of the app
We do not use your information for third-party advertising or ad tracking.
3. Private standards
Arnulf is designed around private daily standards.
The standards you create, your progress, your streaks, and your badges are private to your account. Arnulf does not include a public feed, public profile, public leaderboard, or social sharing feature in the current version of the app.
4. Third-party services
Arnulf uses trusted third-party services to provide the app’s core functionality.
Clerk
We use Clerk for account creation, sign-in, sign-out, session management, and account deletion. Clerk may process information such as your email address, session information, and authentication-related technical data.
Clerk Privacy Policy:
Replit and PostgreSQL
Arnulf is hosted using Replit, and app data is stored in a PostgreSQL database. This may include your standards, check-ins, progress, streaks, badges, and related app activity.
Replit Privacy Policy:
We do not use advertising SDKs, third-party ad tracking, payment processors, push notification services, or third-party behavioural analytics tools.
5. Data storage and security
Arnulf stores app data using a PostgreSQL database hosted through Replit.
We take reasonable steps to protect your information from unauthorised access, misuse, loss, or disclosure. However, no method of electronic storage or transmission over the internet is completely secure, and we cannot guarantee absolute security.
6. Account deletion
If you create an Arnulf account, you can delete your account from within the app by going to:
Settings > Account > Delete Account
When you delete your account, your Arnulf account and associated app data will be deleted, including your standards, progress, streaks, and badges, unless we are required to retain certain information for legal, security, or legitimate business purposes.
After your account is deleted, you will no longer be able to sign in using that account.
If you need help with account deletion or have a privacy-related request, you can contact us at:
7. Access, correction, and deletion requests
You may contact us to request access to, correction of, or deletion of personal information associated with your Arnulf account.
Please contact:
If your request relates to your account, please contact us using the email address associated with your Arnulf account where possible so we can identify and action your request.
8. Data sharing
We do not sell your personal information.
We may share limited information with trusted service providers only where needed to provide the app’s core functionality, such as authentication, hosting, database storage, security, and support.
We may also disclose information if required by law, regulation, legal process, or to protect the rights, safety, and security of Arnulf, its users, or others.
9. Advertising and tracking
Arnulf does not use advertising SDKs.
Arnulf does not sell your data.
Arnulf does not use your data for third-party advertising.
Arnulf does not track you across other apps or websites for advertising purposes.
10. Children’s privacy
Arnulf is not intended for children under 13 years of age.
We do not knowingly collect personal information from children under 13. If you believe a child has provided personal information to Arnulf, please contact us at support@michaeleggins.com and we will take reasonable steps to delete that information.
11. Changes to this Privacy Policy
We may update this Privacy Policy from time to time.
If we make changes, we will update the “Last updated” date at the top of this page. Continued use of Arnulf after changes are published means you accept the updated Privacy Policy.
12. Contact us
If you have questions about this Privacy Policy, your personal information, or Arnulf support, please contact: