When comparing imdone-atom vs CalendarZ, the Slant community recommends imdone-atom for most people. In the question“What are the best new calendar applications for Android?” imdone-atom is ranked 1st while CalendarZ is ranked 2nd.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro The first and only invisible TODO list app for developers
Pro Dark theme supported
From 1.7.2.3 version, a new black theme was added. It looks so cool! Specially when you get tired after work but need to check your schedule.
Pro Show Facebook events
This app can show your Facebook events such as upcoming friends' birthdays or ordinary events.
Pro Integrated weather app
CalendarZ can show up to 10 days of weather forecasts. You can change the location in the settings menu.
Pro Widgets for changing appearance
CalendarZ has two widgets which can change the background color, opacity, etc. Check this at:
https://plus.google.com/104122196952508269918
Pro Convenient scheduling feature
You can schedule an event to repeat on the last day or the third Friday of the month.
Pro The design looks great and easy to use with navigation menu
Pro Very nice UI, UX design
The app interfaces use material design and the widgets provide month, agenda, week view for many kind of user experience.
Pro Actively maintained with regular updates
Pro The feature of repeating event
This app can give you excellent and vary options.