<ul><li>There are two separate calendar apps by Qbix on the Mac App Store: Calendars and Calendar Plus.</li><li>Calendar Plus, not updated in 10 years, is still for sale as a $9.99 up-front purchase but doesn't work on macOS 10.13.</li><li>Calendars offers a free version with in-app purchase, but the purchased $17.99 unlock expired after one month.</li><li>The Mac App Store failed to protect customers and didn't address the app's issues or provide refunds.</li></ul>

Qbix Calendar Apps and the Mac App Store

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