TracksBox Utils is a handy tool for merging altitude data from Polar HRM to GPX. The GPX2PLT Converter feature is convenient.

Samantha Johnson

TracksBox Utils is a game changer! Merging HRM and GPX files has never been easier. Highly recommend!

Emily Johnson

Absolutely love this app! The GPX2PLT converter works flawlessly and saves me so much time.

Michael Smith

This tool is essential for anyone who uses Polar devices. It integrates data seamlessly and efficiently!

Samantha Brown

TracksBox Utils exceeded my expectations! The features are user-friendly and incredibly helpful.

David Wilson

What a fantastic app! The altitude merging feature is perfect for enhancing my outdoor activity tracking.

Jessica Lee

Highly functional and easy to use! TracksBox Utils has made my fitness data management a breeze.

Chris Taylor