iPad

Apps

An email client that allows you to create OmniFocus actions that reference emails, manually or automatically using rules.
Bear is a beautifully-crafted note-taking and writing app for iPhone, iPad, and Mac. It can be a handy place to keep notes about your OmniFocus actions and projects and other reference information.
Craft is a meticulously-designed note-taking app for iPhone, iPad, Mac, and the web. It's well integrated with OmniFocus and is a great place for reference information and project support notes, whether you're using it individually or as part of a team.
Daylite by Marketcircle is a feature-rich CRM and business management app designed for individuals and organizations who have standardized on Apple technologies.
DEVONthink is a powerful data storage and research app for Mac, iPhone, and iPad that's a natural complement to OmniFocus. Through the use of links, you can have a vast amount of data at your fingertips as you work on tasks in OmniFocus.
Quickly and conveniently and capture text and then send it to OmniFocus and other destinations through the use of flexible, customizable actions.
Evernote is a natural complement to OmniFocus. Use it to store ideas for upcoming projects and as a repository for project reference material.
An alternative to Apple's Calendar app for Mac, iPhone, and iPad that provides enhanced functionality, a natural language interface, and OmniFocus integration.
IFTTT (If This Then That) is a web-based service that can be used to automatically trigger the creation of OmniFocus actions based on a wide range of conditions.
Launch Center Pro can be configured to provide quick and convenient ways to create and access OmniFocus tasks on iPhone and iPad.
Allows you to create visual outlines of your ideas and responsibilities. Useful when designing your system and for planning projects.
A highly-flexible, cloud-based app that individuals and teams can use to write, plan, collaborate, and get organized.
A polished email client for Mac, iPhone, iPad, and Apple Watch with a focus on email prioritization. Spark also has innovative support for teams and integration with OmniFocus.
Create OmniFocus actions, action groups, and projects more quickly and accurately by defining TextExpander snippets for frequently typed words and phrases.