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PAIesque vs Spix: catalog facts
PAIesque	Spix
Free Free and open source under the MIT licence.	Free Free and open source under the AGPL-3.0, with no subscription.
Android, Self-hosted	Android
Reads BLE heart rate sensors without a vendor app Training load metrics such as TRIMP, ACWR and HRV	Automatic rep counting with the camera GPS run tracking with maps
Live sharing requires running your own server Android only	Android only Small project by a single developer with no dedicated product page
Downloadable app, Self-hosted	Downloadable app
Open source	Open source
License: MIT	License: AGPL-3.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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