I Fixed Echelon Compatibility in QZ. By Stealing Their Own Unlock.

A few months ago I wrote about how Echelon firmware updates were breaking compatibility with QZ. Devices were still connecting, Bluetooth looked fine, but no real data was coming through anymore. Power, cadence, speed everything that matters was gone. This wasn’t random. Something had clearly changed in the initialization phase. So I started digging. The […]

How I Built QZ—and How Echelon Is Now Breaking It

Bike locked

By Roberto Viola, creator of QZ On September 10, 2020, I began building QZ (qdomyos-zwift), an app born from a simple idea: open up closed fitness hardware and make it work with the platforms people actually love—Zwift, Peloton, Kinomap, and more. Back then, Echelon devices—bikes, treadmills, rowers—were locked to their own proprietary app. You bought […]

qdomyos-zwift: Apple Watch support and more!

QZ is not affiliated with or endorsed by any subscription service or maker of exercise equipment. Hi everybody, welcome to my blog! A lot of people are here for the first time so i would like to introduce my new app called “qdomyos-zwift” that can transform your dumb treadmill/bike into a zwift/peloton compatibile machine without […]