Credits

Services

• Google AdMob Advertising (free version only)

  Google APIs Terms

  Serves the single App Open ad shown at launch. The one-time Remove ads purchase disables it permanently.

• Google User Messaging Platform Ad consent (EU / EEA)

  Google APIs Terms

  Presents the GDPR consent form before any ad loads for users in the EU and EEA, and records the choice.

• Google Play Billing In-app purchase (Android)

  Apache 2.0

  Processes and restores the one-time Remove ads purchase on Android. Viaxen never sees payment details.

• StoreKit 2 In-app purchase (iOS)

  Apple Developer Terms

  Apple's StoreKit 2 framework, used for the one-time Remove ads purchase and Restore purchases on iOS.

Fonts

• Inter Typeface for the app and website

  SIL OFL 1.1

  A variable sans-serif typeface by Rasmus Andersson, designed for reading on screens. Numbers in the app use its tabular figures.

Icons

• Tabler Icons Icons for the app and website

  MIT

  Over 5,000 open-source outline icons by Paweł Kuna. The v3.31.0 webfont is bundled in both apps and drawn inline on this site.

Libraries & Frameworks

• Jetpack Compose User interface (Android)

  Apache 2.0

  Android's declarative UI toolkit. Viaxen's Android interface is custom-drawn on it rather than using Material components.

• Room (Jetpack) Local database (Android)

  Apache 2.0

  SQLite persistence for vehicles, logs and reminders. Everything it stores stays on the device.

• WorkManager Reminder scheduling (Android)

  Apache 2.0

  Schedules the background check that fires local maintenance and renewal notifications.

• DataStore Settings storage (Android)

  Apache 2.0

  Stores the active vehicle, theme and Remove-ads entitlement flag.

• Coil Image loading (Android)

  Apache 2.0

  Loads the receipt and document photos you attach to logs, from local storage only.

• SwiftUI & SwiftData User interface and local database (iOS)

  Apple Developer Terms

  Apple's declarative UI and persistence frameworks. The iOS logbook is a SwiftData store on your device.

• Google Mobile Ads SDK Advertising (Android and iOS)

  Google APIs Terms

  The AdMob SDK that loads and shows the App Open ad in the free version.

• Astro Website framework

  MIT

  Static site generator used to build this marketing and legal site.

• Tailwind CSS Website styling

  MIT

  The CSS framework used to style this site.