Check it out: Runkeeper - FREE app

Runkeeper — Free running, cycling, workout, pace, fitness and weight tracker.

This highly popular running app is a great addition to your jog.

Not only will it track distances (via GPS), count calories, your speed and pace, but it also stores your previous runs so you can see how you’re improving.

And, with the evenings getting brighter, there is every reason to get out and join the 45m users of this simple yet effective app.