When comparing DropTask vs Omnifocus, the Slant community recommends DropTask for most people. In the question“What are the best cross-platform task apps?” DropTask is ranked 26th while Omnifocus is ranked 63rd. The most important reason people chose DropTask is:
A unique visual style uses large circles to group tasks by project or user.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Visual task management
A unique visual style uses large circles to group tasks by project or user.
Pro Nice visuals
Simply put, it’s a pretty program.
Pro Easy to view tasks
View by urgency, importance, and effort or all three, as well as simple to view deadlines.
Pro Defer date
Omnifocus allows users to setup the "defer date" which can be treated as "start date". Tasks will not be marked as available until that date, which should help to focus on the "available" task only.
Pro Forecast summary
The forecast summary shows a quick digest of the tasks you have for the day. You can select any day to quickly see what tasks you have planned that day. For extra functionality you can connect with the iPhone’s Calender app, which allows you to also see any other events you have planned that day.
Pro See an overview of all tasks via "Perspective"
The Perspective section allows you to see an overview of the tasks you have set. It also allows you to set contexts or see things you have flagged.
Pro Nearby and context-sensitive tasks
OmniFocus 2 allows you to set up contexts for tasks in certain areas. This makes sure you never miss a task when you're out running errands and happen to be near something you need to do.
Cons
Con Mac and iOS only
Omnifocus doesn’t work on non-Apple platforms.