Performance Phones develops innovative applications that leverage the power of smartphones to provide performance information to athletes, coaches, and spectators.
Our first product, CrewNerd, is designed for rowing & paddling enthusiasts.
Author Archives: Tony
For rowers and paddlers, there’s probably no performance metric that’s more important than the current stroke rate. CrewNerd uses your phone’s accelerometer to measure stroke rate, provided your phone is mounted securely to your water craft so that it can … Continue reading
We were recently forced to move to a new provider for our customer support site due to the shutdown of our former site. You can find our new site at https://support.performancephones.com. The CrewNerd app will be updated to refer to … Continue reading
Good news for Strava fans! It’s now possible to upload your practices to Strava quickly and easily using a handy service at gotoes.org. The service works by taking TCX file exports from CrewNerd via email and uploading them to the … Continue reading
Ten years ago, in April 2009, CrewNerd was first published in the iPhone app store, under the name “SpeedCoach Mobile”. Since then, we’ve added many new features (mostly based on your feedback) and developed a version for Android. To celebrate, … Continue reading
We’ve been recommending the waterproof cases from LifeProof for our CrewNerd customers for several years now, but finding good mounting solutions on the water has sometimes been challenging depending on the kind of boat and rigging you’re working with. The folks … Continue reading
We recently added support for fast GPS (up to 10 readings per second) on the iPhone using the Dual Corporation XGPS150/160 external GPS receivers. The faster sample rate makes it possible to shrink your speed smoothing window down to the … Continue reading
We’re pleased to announce that CrewNerd now supports direct workout uploads to Sportlyzer.com from both our iOS and Android versions. With Sportlyzer, you can easily save and share all of your workout data. Track your workout load and heart rate zones … Continue reading
We’re excited to announce that CrewNerd now supports the premier web site for athletes and coaches – TrainingPeaks.com. One of the top requests we’ve received from customers is to be able to upload workout data directly to the web for … Continue reading
We’re excited to announce that CrewNerd is now available for Android devices. The Android version includes nearly all of the features that you’ve come to know and love on the iPhone. More on that in a minute… first, some details. … Continue reading