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GoldenCheetah vs Xert: catalog facts
GoldenCheetah	Xert
Free Free and open source.	Paid Paid service with a free 30-day trial.
Windows, macOS, Linux	Web
Reads data directly from many power meters and bike computers Extensive power analysis tools	Estimates fitness without dedicated FTP tests Real-time feedback during training
Interface is dense for newcomers Aimed mainly at cyclists and triathletes	Requires an account and a paid plan after the trial Proprietary hosted service
Downloadable app	Web application
Open source	Closed source
License not stated	License not stated
No account needed	Account needed
Works offline	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.