CTS ActivityLab

Go beyond basic stats with advanced analysis for GPX, FIT, and TCX files from Garmin, COROS, Apple Watch, Suunto, Polar, Amazfit, and more.

ActivityLab is designed for athletes who want to understand their fitness data beyond the basic metrics shown by their watch and to compare multiple devices side by side.

Import GPX, FIT, and TCX files from Garmin, COROS, Apple Watch, Suunto, Polar, Amazfit, Wahoo, and many other devices to explore detailed performance data.

With ActivityLab you can:

• Compare multiple activities side-by-side • Import activities directly from Apple Health (IOS Only) • Analyze GPS accuracy and track quality • Inspect elevation and altitude data • Review heart rate, pace, cadence, power, battery usage, and other sensor metrics • Visualize routes and activity statistics with powerful charts • Discover insights that aren't available in your watch's companion app • Compare device accuracy side-by-side with ActivityLabs custom agreement algorithm • Save and Sync comparisons across multiple devices (iPhone, iPad, and Mac!)

Whether you're testing new GPS watches, training for your next race, or simply curious about your data, ActivityLab gives you professional-grade analysis tools in an easy-to-use interface.

CTS ActivityLab is free for importing, viewing, analyzing, and sharing one activity at a time. An optional ActivityLab Pro auto-renewing subscription is required to compare multiple activities, view agreement statistics, and save or sync comparisons with iCloud. Eligible new subscribers receive a 7-day free trial, followed by the localized monthly App Store price.

Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/