Appigo was touting the latest version of its task manager . Version 3.4 added support for , SmileOnMyMac's typing shortcut utility.

Because third-party apps can't run in the background on the iPhone and iPod touch, developers need to come up with clever ways to get their software to work together. The SmileOnMyMac teams has an API that other developers can build into their app to let users access their TextExpander text snippets for inserting frequently used pieces of text with just a few taps. Todo is one of to offer TextExpander support.

Appigo has gotten into the integration game itself, offering a Todo API that lets other apps interact with the task manager. In addition to TextExpander, , , and offer some integration with Todo, as does Appigo's own app. Version 3.4 of Todo now lists other apps the task manager works with via the app"s Settings screen.

In addition, the update introduced starred tasks and a rotation lock setting.