When comparing IQTell vs Taskwarrior, the Slant community recommends Taskwarrior for most people. In the question“What are the best to-do list apps for Android?” Taskwarrior is ranked 9th while IQTell is ranked 10th. The most important reason people chose Taskwarrior is:
The command line interface puts powerful filtering expressions, context, annotations, tags, due dates, reoccurrence, and user-defined-attributes totally in your hands. It’s fast and low friction.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Works on all platforms
Available as a Chrome app on desktop operating systems and as an Android and iOS apps.
Pro Integration with Box, Google Drive, Dropbox and OneDrive
Allows adding reference material to projects and actions linking to several known cloud services.
Pro Application wide tagging system
Any item can be tagged, all tags are centrally managed. If Evernote integration is activated, tags are synced between IQTELL and Evernote.
Pro Fast response from support
Support responds quickly to any questions you may have.
Pro Feature rich
Integrated email, calendar, Evernote, project and task management, contacts all in one app.
Pro Mark emails as received, sent to tasks, projects, or waiting for items
With a quick selection you can turn an email into a new task, add it to a project or create a waiting for item. The email is moved from your inbox but available in the task or project. If it's a "waiting for", it will automatically add the To into the Delegated To person.
If you're importing from Gmail, you can use Gmail labels as tags in IQTell.
Pro Aggregation of email
Aggregates your email from all of your different email providers. Allows reading and managing your Exchange, Gmail, iCloud, etc emails all in one place. There's support for both unified inboxes and separate inboxes for each account.
Pro Convert email to calendar appointment
Convert e-mails to calendar appointments. The e-mail will be linked to the appointment so that you can access it within the calendar event.
Pro Full-time featured email and calendar client
Your can create, modify and delete emails, appointments, invitations and reminders for multiple email accounts directly in IQTELL.
Pro Easy to customize
You can add custom fields to all item types, and add custom relationship between items (i.e a project can be linked to a customer or a mail linked to a contact).
Define how data is copied when an item is copied into another (I.e a mail copied into an action or project).
Pro Can convert evernote checkboxes to actions automatically
Just add checbox to an evernote note, tag the note with the "action" keyword and iqtell will convert checkbox to subtask automatically. Every checboxes will be automatically converted into a single subtask of an action with the evernote title as title.
Pro Allow collaboration on projects and actions
Delegate project and actions to friend, coworkers, customer.
Work together by adding content, discussing and planning each item.
Pro The IQTell team listens to suggestions and requests from users
IQTell is being updated all the time to improve on an already great system!
Pro Make recordings of trips and save via iPhone/iPad, recover them later using EOBD Facile application
Pro Command line interface
The command line interface puts powerful filtering expressions, context, annotations, tags, due dates, reoccurrence, and user-defined-attributes totally in your hands. It’s fast and low friction.
Pro Extensible
Taskwarrior has many front-ends, services, extensions, hook scripts, and capsules available. Taskwarrior keeps a list of contributed tools on their site.
Pro Lightweight and fast
Taskwarrior is written in the speedy C++ language.
Pro Tasks stored in plain text files locally
Future-proof and easily integrated with version control system. You never lose access to your data.
Pro Sync across devices
When used in conjunction with the Taskserver, it can sync tasks (conflict-free) across your Taskwarrior devices. This includes integration with Mirakel.
Pro Supported internationally
It has UTF8 support and is translated into many languages.
Pro Customizability
Taskworrior allows you to define custom attributes and reports to your needs.
Pro Self-hosted Taskserver
You can be in full control of your data.
Cons
Con Discontinued as of August 1st, 2017
Con Only works in Chrome
Not everyone wants to use Chrome.
Con Doesn't integrate with IFTTT
Con Unsure future
Some time ago IQTell were prepared to close due to lack of funds, but something must have happened (they received funding) that gave them another two years of life, but after those two years are over it's not sure what will happen.
Con Steep learning curve
The interface can seem overwhelming at first.
Con Command line interface
A command line interface is a arguably overly verbose, consequently tedious, way to interact with a To Do list.