Thank you. For heart rate I got just one hit, ZephyrLogger, which seems abandoned and tied to a particular device or brand, but that may be of some interest too

Thank you. For heart rate I got just one hit, ZephyrLogger, which seems abandoned and tied to a particular device or brand, but that may be of some interest too: https://f-droid.org/es/packages/org.mcxa.zephyrlogger/ https://f-droid.org/es/packages/org.mcxa.zephyrlogger/ Good luck!