Ask a Dev: How Should I Make the Best Use of iPhone's M7 Chip?

You can throw away your old pedometer. The iPhone 5S comes packed with a M7 motion coprocessor, which tracks a user's step count and activity type

The latest video in our Ask a Dev series looks at the best ways that developers can take advantage of the iPhone 5S' motion-tracking chip.

Consulting iOS architect Conrad Stoll explains that fitness apps are a great way to use the chip. The coprocessor can track the user's motion and record his number of steps or his speed while running and jogging.

But the chip isn't just for gym ratsDay One, a journaling app, is using the technology to allow users to add activity tracking to their diary entries, he explains. Navigation apps can also utilize the chip. Read more...