Privacy Policy
Last updated: July 2026
Data controller
See the legal notice for the identity and contact details of the party responsible for data processing under GDPR.
The app: no servers, no accounts
12 Challenges stores all data exclusively on your device. There are no servers, no accounts, and no connection to external services.
What's stored on your device
- Your challenges and daily entries
- Settings and appearance
- Unlocked achievements
What does not happen
- No analytics or tracking services
- No sharing with third parties
- No advertising
- No account required
In-app purchases (if available)
If the app offers in-app purchases, payment data is processed exclusively by Apple (StoreKit). 12 Challenges itself never receives or stores payment information.
Deleting your data
You can permanently remove all stored data at any time via "Delete all data" in the app's settings, or by uninstalling the app.
This website: hosting
This website is served via GitHub Pages (GitHub, Inc., 88 Colin P. Kelly Jr. Street, San Francisco, CA 94107, USA, part of Microsoft). When you visit this site, GitHub as the hosting provider automatically processes technical access data (e.g. IP address, time of access, file requested) in server logs, as is technically necessary to deliver any website. This may involve servers located in the US. Details are available in GitHub's Privacy Statement.
We ourselves set no cookies on this website and embed no analytics, tracking, or advertising services. No fonts, scripts, or content are loaded from third-party CDNs.
Contact
Questions about privacy? Contact details are listed in the legal notice.