I'm currently using a Mi Band 3 with Gadgetbridge on Android just because I know it doesn't phone home, last several days and gather enough data for what I'm do

I'm currently using a Mi Band 3 with Gadgetbridge on Android just because I know it doesn't phone home, last several days and gather enough data for what I'm doing. Oh and seeing notifications without pulling my phone out of my pocket is a big reason why I wear one.