Free. Built by the Community.

Intervals.icu is free for everyone. Supporters help fund development and keep the platform independent.

Free

$0 forever

Powerful training tools at no cost. No credit card required.

  • Fitness, fatigue & form tracking
  • Activity analysis & interval detection
  • Training calendar & workout builder
  • Power curve & HR analytics
  • Multisport support
  • Device & platform integrations
  • Custom charts
  • Many more features
Get Started Free
Popular

Supporter

$4 /month

Unlock additional features and support ongoing development.

  • Advanced weather analysis
  • Annual training plan builder
  • Import full Strava history
  • Route matching, auto-flag commutes
  • Customize activity summary
  • Completely custom zones
  • Upload CSV activity stream data
  • Teams and coaching organisations
  • Bulk configure athletes
  • Early access to beta features
  • Supporter feature requests move up the todo list!
Become a Supporter

Translations, custom fields, charts, and many feature ideas come directly from the community. Join the forum to get involved.

Frequently Asked Questions

Is it really free?

Yes. The core platform is free with no trials or time limits. Becoming a Supporter adds extra features for $4/month and helps keep Intervals.icu independent.

What does Supporter include?

Supporter unlocks additional features and directly funds ongoing development. Check the app settings for the full list of Supporter features.

Can I cancel anytime?

Absolutely. You can cancel your Supporter subscription at any time with no questions asked.

Where does my data come from?

Intervals.icu syncs with Garmin, Strava, Polar, Suunto, Coros, Wahoo, Zwift, and many more platforms. You can also upload files directly.