If you’re tackling a DIY multi-zone mini split in 2026, Zone Air and MRCOOL...
https://wiki-mixer.win/index.php/How_Do_I_Reduce_Wall_Thermostats_with_Mini_Split_App_Control%3F
If you’re tackling a DIY multi-zone mini split in 2026, Zone Air and MRCOOL both offer solid options tailored to home projects