KA:OS

Habits, mood & weekly flow

Only for iPhone

Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.

iPhone

Track habits, mood, and your weekly rhythm in a warm interface with journal notes, private circles, and gentle reminders. KA:OS is a calm everyday system for people who want habits, mood, and weekly structure in one place. Instead of feeling noisy or overbuilt, KA:OS brings Today, Week, Journal, Circles, and Profile together in a warm, personal interface. Use Today to track positive habits and anti-habits in the same space. Use Week to plan real appointments, weekly goals, tasks, and reminders in a clear rhythm. Use Journal to capture mood, notes, handwriting, and short reflections without turning it into a chore. Use Circles to optionally connect with other people, share private challenges, and build accountability without public feeds or social pressure. Use widgets and personal settings to shape the app around your own routine. KA:OS also works fully without an account. Cloud sync is optional and is only used for Circles and shared challenges. Apple Health, Calendar, and Contacts are also optional and are only used for the features you choose to enable. If you want less chaos and more orientation in everyday life, KA:OS gives you one calm place for routines, mood, and weekly flow.

Ratings & Reviews

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The developer, Nils Thomsen, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Health & Fitness
    • Contact Info
    • Identifiers

Privacy practices may vary, for example, based on the features you use or your age. Learn More

Accessibility

The developer has not yet indicated which accessibility features this app supports. Learn More

Information

Seller
Nils Thomsen
Size
6 MB
Category
Productivity
Compatibility
Requires iOS 18.0 or later.
  • iPhone
    Requires iOS 18.0 or later.
  • Mac
    Requires macOS 15.0 or later and a Mac with Apple M1 chip or later.
Languages
Danish and 2 more
  • Danish, German, Spanish
Age Rating
4+
In-App Purchases
Yes
Copyright
© 2026 Webentwicklung Thomsen
  • Developer Website
  • Privacy Policy

    • Supports

    • Family Sharing

      Some in-app purchases and subscriptions may be shareable with your family group when Family Sharing is enabled. Learn More