Many GPS computers integrate with the fitness app Strava, so you can see your riding data in real time (iStock/The Independent) Whether you’re looking to track your training, map out new routes or smash some Strava segments, a good GPS cycling computer is a must-have. Strava – a fitness app for tracking activities – has turned us cyclists into stats geeks. Whether we’re comparing times on a climb with mates or just recording how far we have ridden, we all love a bit of number crunching.