Vantage by 44 is described as 'Vantage takes the mundane out of scheduling. In part because it works well and is easy to use, but also because of useful visual cues like colors, stickers, book covers and stacks' and is an app in the Office & Productivity category. There are more than 10 alternatives to Vantage by 44 for a variety of platforms, including iPhone, Mac, iPad, Windows and Linux. The best alternative is Lightning Calendar, which is both free and Open Source. Other great apps like Vantage by 44 are Apple Calendar (Free), Fantastical (Paid), VueMinder Calendar (Freemium) and Fantastical 2 (Paid).
Organize your schedule and life’s important events in a calendar that’s fully integrated with your Thunderbird or Seamonkey email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars.
Keep track of your busy schedule and share it with others using Calendar. Create separate calendars — one for home, another for school, a third for work, and so on. See all your calendars in a single window or choose to see only the calendars you want.
Fantastical is a flexible calendar with natural language event creation, a beautiful calendar and event list, support for CalDAV (including Google Calendar delegates) automatic alarms, and instant searching.
Take control of your schedule and get reminded wherever and however you want. Instantly access your appointments, tasks, and notes with a simple glance at a transparent calendar that sits right on your Windows desktop.
Fantastical 2 includes powerful features such as an incredibly intuitive parsing engine, a full calendar window (with day, week, month, and year views), a quick access mini window, iCloud reminders support, time zone support, and much, much more.
Kalendar is a Kirigami-based calendar application that uses Akonadi. It lets you add, edit and delete events from local and remote accounts of your choice, while keeping changes syncronised across your Plasma desktop or phone.
Butleroy finds time for you and your friends. It is an automatic calendar planner app that integrates with existing calendars. It also helps you to manage your to-dos and schedules tasks when you actually have time.