Cyclotron

Open-source offline desktop trainer app: workouts, 22 routes, GPX import

IndieSource available

Visit github.comReddit launch post
Cyclotron desktop ride screen with a simple 3D road scene, a rider avatar and live power, cadence, heart rate and interval metrics.
wizzlerr on GitHub · github.com
Workout in progress showing live power, target, interval, cadence, heart rate and TSS tiles above the Over-Unders workout profile and a live power and heart rate chart.
Cyclotron · github.com
Routes library with climbs such as Alpe d'Huez, Mont Ventoux and Passo dello Stelvio, each with a gradient-coloured elevation profile and stats.
Cyclotron · github.com
Workout library with FTP tests and structured workouts shown as interval profiles with duration, TSS and intensity factor.
Cyclotron · github.com

4 screenshots. Scroll or swipe sideways.

About

Open-source (AGPL) desktop app with no virtual world or community: recommended and weekly-planned workouts, FTP tests, a workout builder, ZWO import, 22 built-in routes plus GPX import, and fitness/fatigue tracking; optional Garmin integration.

Features

  • ERG mode
  • Workouts
  • Routes

Sources

Something wrong or out of date? Suggest a correction.

More training apps

  • Apex Velo LabLocal, open-source TrainerRoad alternative with ERG, analytics and optional AI
  • CuoreFree AI coach that plans and adapts indoor training around FTP and schedule
  • OpenRideSubscription-free Peloton Bike app with free classes, minigames and go-karts
  • PedalCraftRide your trainer in the browser and shift with a Zwift Click, no subscription
  • WattBirdMinimal iPhone workout app for Bluetooth FTMS smart trainers
  • zwoTrainerDesktop app that rides .zwo workouts in ERG mode, no video or account

All training apps in the table