When comparing Nirvana vs Todo by Appigo, the Slant community recommends Nirvana for most people. In the question“What are the best cross-platform task apps?” Nirvana is ranked 49th while Todo by Appigo is ranked 80th. The most important reason people chose Nirvana is:
Designed specifically for the Getting Things Done methodology as created by David Allen.
Specs
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Pros
Pro Streamlined for Getting Things Done
Designed specifically for the Getting Things Done methodology as created by David Allen.
Pro One of only few faithful implementation of GTD approach
The Nirvana approach is one of the few that successfully encapsulates the spirit of Getting Things Done.
Pro Flexible structure for simple to complex usages and workflows
Pro Clean layout
It has a very simple, understated design.
Pro Useful history of actions
Nirvana offers a chronological look at completed tasks that is good for reporting and improving future estimations. That said, it could be improved by incorporating a true journal view rather than a simple list broken up by week.
Pro Sync
Todo syncs quickly across all your devices.
Pro Many possibilities
The app is easy to use and supports many work styles.
Cons
Con No native OS X & Windows apps
There are currently no native apps for Windows or OS X, although the company has claimed to be working on them.
Con The Pro service tier still does not have common features
Common features such as notifications and sharing between applications aren't available, even in the Pro-tier. Its only native integration with other applications is adding tasks via a specialized email address generated for your account.
Con No Windows app
Unlike rival to-do list apps such as Todoist or Wunderlist, Todo does not have an official app for Windows.
