When comparing Ultimate To-Do List vs Listonic, the Slant community recommends Listonic for most people. In the question“What are the best to-do list apps for Android?” Listonic is ranked 17th while Ultimate To-Do List is ranked 42nd.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Syncs with Toodledo and/or Google tasks
After set-up, it will automatially sync with your Google Tasks or Toodledo accounts.
Pro Good, configurable widget
The widget is customizable and lets you edit or mark tasks as completed.
Pro Functionality rich
Pro Easy list-sharing with other users
Pro Provides you with useful cooking tips
Pro Automatically categorizes items by aisle
Listonic will show an icon that represents an aisle next to the item.
Pro Syncs between all your devices
Pro Speeds up the creation of a shopping list by allowing you to choose from a list of your favorite products
The app can show you a list of items you have chosen most often. That list can then be used to quickly create a shopping list from your favorite products.
Pro Smart voice input
Pro Environmentally-friendly
Fights waste. You plan what to buy and don’t end up buying more stuff that necessary
Cons
Con Interface can get a bit noisy
With the amount of information the app presents it can get a bit difficult to easily overview tasks.
Con Remider and snooze options are not user acceptable
Con Only preset categories available
There's currently no way create your own categories for items. That functionality might be coming in the future.