When comparing Gqueues vs Toodledo, the Slant community recommends Toodledo for most people. In the question“What are the best to-do list apps for Android?” Toodledo is ranked 14th while Gqueues is ranked 32nd. The most important reason people chose Toodledo is:
Integrated sharing, note taking, habit tracking, and outlining make this a more powerful tool than a simple list of to-dos.
Specs
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Pros

Pro Smart queues are configurable
You have lots of ways to customize smart queues (such as where the tasks should be included from, from which dates etc.).
Pro Color Coding
It is incredibly helpful to color code queues providing immediate visibility and information. Also, the app can sort tasks in multiple ways and its easy to see and group tasks.

Pro Integrates nicely with Google apps
This app is designed to work specifically with Google apps.
Pro Functionality-rich
Integrated sharing, note taking, habit tracking, and outlining make this a more powerful tool than a simple list of to-dos.

Pro Can create to-do items via email
It's possible to create a to-do item by sending or forwarding an email.
Pro Decent filtering and sorting
Pro Can tag items

Pro Sends a daily email reminder
Toodledo reminds you via email of the tasks on your plate for the day.
Pro Great GTD implementation
The GTD principles are very perfectly supported by Toodledo.
Pro Priority organizing
Pro Space to add lengthy text
Notes area that can then be hidden
Pro Apple Watch support
Integrated support for Apple Watch lets you check on your to-dos on the run.
Cons
Con Limited to use with Google apps only
Specifically developed for Google apps.

Con Free version is limited
Full access requires a yearly subscription.
Con Terrible widget
Con Android app has annoying notifications
Whenever the app fails a background sync action for any reason (server issues, lack of internet connection, etc.), a notification appears.
Con Good as a starting point
Toodledo is a good starting point, but is essentially the same as an Excel spreadsheet where you have to build your workflow via the saved searches.